./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_o200.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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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 d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:53,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:53,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:53,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:53,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:53,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:53,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:53,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:53,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:53,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:53,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:53,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:53,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:53,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:53,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:53,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:53,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:53,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:53,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:53,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:53,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:53,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:53,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:53,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:53,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:53,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:53,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:53,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:53,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:53,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:53,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:53,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:53,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:53,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:53,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:53,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:53,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:53,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:53,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:53,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:53,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:53,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:53,762 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:53,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:53,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:53,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:53,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:53,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:53,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:53,765 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:53,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:53,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:53,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:53,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:53,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:53,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:53,766 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:53,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:53,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:53,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:53,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:53,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:53,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:53,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:53,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:53,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:53,773 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:53,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:53,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:53,774 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-11-23 15:03:54,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:54,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:54,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:54,076 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:54,077 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:54,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-23 15:03:54,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/16d8106a6/b75d713a3b8b4161b3d192115d473359/FLAG0e915f610 [2021-11-23 15:03:54,712 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:54,713 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-23 15:03:54,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/16d8106a6/b75d713a3b8b4161b3d192115d473359/FLAG0e915f610 [2021-11-23 15:03:55,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/16d8106a6/b75d713a3b8b4161b3d192115d473359 [2021-11-23 15:03:55,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:55,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:55,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:55,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:55,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:55,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9ed5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55, skipping insertion in model container [2021-11-23 15:03:55,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:55,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:55,269 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-23 15:03:55,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,281 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:55,295 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-23 15:03:55,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,310 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:55,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55 WrapperNode [2021-11-23 15:03:55,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:55,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:55,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:55,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,344 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:03:55,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:55,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:55,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:55,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:55,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:55,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:55,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:55,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:55,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:03:55,448 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:03:55,508 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:55,510 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:55,635 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:55,668 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:03:55,670 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:03:55,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:55 BoogieIcfgContainer [2021-11-23 15:03:55,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:03:55,674 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:03:55,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:03:55,687 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:03:55,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:03:55,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:03:55,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:03:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:03:55,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:03:55,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:03:55,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:03:55,844 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:03:55,849 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:03:55,855 INFO L158 Benchmark]: Toolchain (without parser) took 782.49ms. Allocated memory was 102.8MB in the beginning and 159.4MB in the end (delta: 56.6MB). Free memory was 66.9MB in the beginning and 128.6MB in the end (delta: -61.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:55,856 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:55,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.30ms. Allocated memory is still 102.8MB. Free memory was 66.7MB in the beginning and 57.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.38ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 55.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:55,860 INFO L158 Benchmark]: Boogie Preprocessor took 18.41ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 55.1MB in the end (delta: 833.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,862 INFO L158 Benchmark]: RCFGBuilder took 308.57ms. Allocated memory was 102.8MB in the beginning and 159.4MB in the end (delta: 56.6MB). Free memory was 55.0MB in the beginning and 135.8MB in the end (delta: -80.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,863 INFO L158 Benchmark]: CodeCheck took 178.16ms. Allocated memory is still 159.4MB. Free memory was 135.8MB in the beginning and 128.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.30ms. Allocated memory is still 102.8MB. Free memory was 66.7MB in the beginning and 57.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.38ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 55.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.41ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 55.1MB in the end (delta: 833.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 308.57ms. Allocated memory was 102.8MB in the beginning and 159.4MB in the end (delta: 56.6MB). Free memory was 55.0MB in the beginning and 135.8MB in the end (delta: -80.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 178.16ms. Allocated memory is still 159.4MB. Free memory was 135.8MB in the beginning and 128.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:55,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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 d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:58,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:58,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:58,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:58,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:58,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:58,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:58,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:58,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:58,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:58,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:58,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:58,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:58,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:58,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:58,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:58,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:58,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:58,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:58,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:58,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:58,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:58,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:58,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:58,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:58,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:58,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:58,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:58,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:58,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:58,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:58,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:58,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:58,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:58,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:58,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:58,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:58,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:58,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:58,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:58,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:58,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:58,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:58,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:58,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:58,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:58,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:58,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:58,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:58,682 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:58,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:58,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:58,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:58,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:58,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:58,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:58,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:58,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:58,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:58,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:58,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:58,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:58,686 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:58,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:58,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:58,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:58,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:58,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:58,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:58,688 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:58,688 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:58,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:58,688 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:58,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:58,689 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-11-23 15:03:59,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:59,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:59,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:59,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:59,139 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:59,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-23 15:03:59,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/0d604b840/a5e2968bc0a942838ba63bae1ae09d35/FLAG792d69147 [2021-11-23 15:03:59,667 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:59,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-23 15:03:59,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/0d604b840/a5e2968bc0a942838ba63bae1ae09d35/FLAG792d69147 [2021-11-23 15:04:00,077 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/data/0d604b840/a5e2968bc0a942838ba63bae1ae09d35 [2021-11-23 15:04:00,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:00,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:00,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:00,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:00,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:00,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6d84dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00, skipping insertion in model container [2021-11-23 15:04:00,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:00,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:00,285 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-23 15:04:00,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,299 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:00,314 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_38478302-fe0b-49aa-9bf8-8c4d6f58664e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-23 15:04:00,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,328 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:00,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00 WrapperNode [2021-11-23 15:04:00,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:00,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:00,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:00,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:00,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,386 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:04:00,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:00,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:00,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:00,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:00,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:00,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:00,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:00,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:00,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:00,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:00,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:00,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:04:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:04:00,661 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:00,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:00,824 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:00,845 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:00,850 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:00,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:00 BoogieIcfgContainer [2021-11-23 15:04:00,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:00,855 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:00,856 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:00,867 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:00,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:00,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:00,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:04:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:04:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:04:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:00,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:01,031 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:01,040 INFO L158 Benchmark]: Toolchain (without parser) took 955.47ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 29.3MB in the beginning and 37.5MB in the end (delta: -8.2MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,042 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:01,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.24ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 32.8MB in the end (delta: -3.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.50ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 53.3MB in the end (delta: -20.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,048 INFO L158 Benchmark]: Boogie Preprocessor took 41.82ms. Allocated memory is still 69.2MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,049 INFO L158 Benchmark]: RCFGBuilder took 408.20ms. Allocated memory is still 69.2MB. Free memory was 52.3MB in the beginning and 43.7MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,051 INFO L158 Benchmark]: CodeCheck took 180.60ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 37.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:01,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.24ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 32.8MB in the end (delta: -3.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.50ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 53.3MB in the end (delta: -20.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.82ms. Allocated memory is still 69.2MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.20ms. Allocated memory is still 69.2MB. Free memory was 52.3MB in the beginning and 43.7MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 180.60ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 37.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:01,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38478302-fe0b-49aa-9bf8-8c4d6f58664e/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: SMTLIBException: Sort BitVec not declared