./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e --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 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:21:46,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:21:46,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:21:46,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:21:46,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:21:46,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:21:46,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:21:46,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:21:46,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:21:46,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:21:46,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:21:46,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:21:46,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:21:46,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:21:46,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:21:46,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:21:46,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:21:46,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:21:46,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:21:46,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:21:46,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:21:46,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:21:46,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:21:46,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:21:46,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:21:46,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:21:46,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:21:46,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:21:46,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:21:46,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:21:46,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:21:46,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:21:46,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:21:46,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:21:46,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:21:46,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:21:46,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:21:46,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:21:46,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:21:46,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:21:46,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:21:46,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:21:46,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:21:46,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:21:46,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:21:46,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:21:46,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:21:46,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:21:46,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:21:46,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:21:46,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:21:46,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:21:46,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:21:46,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:21:46,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:21:46,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:21:46,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:21:46,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:21:46,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:21:46,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:21:46,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:21:46,791 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:21:46,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:21:46,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:46,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:21:46,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:21:46,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:21:46,793 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:21:46,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:21:46,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:21:46,795 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_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 [2021-11-13 23:21:47,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:21:47,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:21:47,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:21:47,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:21:47,076 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:21:47,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-11-13 23:21:47,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/5b35f9eac/6a264a9c82cc4db4bf15d0acfd3eb9d8/FLAG892f71f17 [2021-11-13 23:21:47,673 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:21:47,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-11-13 23:21:47,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/5b35f9eac/6a264a9c82cc4db4bf15d0acfd3eb9d8/FLAG892f71f17 [2021-11-13 23:21:48,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/5b35f9eac/6a264a9c82cc4db4bf15d0acfd3eb9d8 [2021-11-13 23:21:48,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:21:48,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:21:48,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:48,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:21:48,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:21:48,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb4c6ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48, skipping insertion in model container [2021-11-13 23:21:48,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:21:48,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:21:48,274 WARN L228 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_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-11-13 23:21:48,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:48,287 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:21:48,313 WARN L228 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_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-11-13 23:21:48,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:48,331 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:21:48,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48 WrapperNode [2021-11-13 23:21:48,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:48,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:48,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:21:48,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:21:48,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:48,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:21:48,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:21:48,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:21:48,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:21:48,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:21:48,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:21:48,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:21:48,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:48,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:21:48,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:21:48,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:21:48,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:21:48,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:21:48,524 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-11-13 23:21:48,524 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-11-13 23:21:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:21:48,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:21:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-13 23:21:48,526 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-13 23:21:48,778 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:21:48,778 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:21:48,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:48 BoogieIcfgContainer [2021-11-13 23:21:48,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:21:48,790 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:21:48,790 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:21:48,824 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:21:48,824 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:48" (1/1) ... [2021-11-13 23:21:48,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:21:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-13 23:21:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-13 23:21:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:21:48,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-13 23:21:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-13 23:21:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:21:49,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 36 transitions. [2021-11-13 23:21:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-11-13 23:21:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 52 transitions. [2021-11-13 23:21:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2021-11-13 23:21:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:21:50,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:21:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 43 states and 67 transitions. [2021-11-13 23:21:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2021-11-13 23:21:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:21:50,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:21:51,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 45 states and 70 transitions. [2021-11-13 23:21:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2021-11-13 23:21:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:21:51,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:21:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 51 states and 87 transitions. [2021-11-13 23:21:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2021-11-13 23:21:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:21:51,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,699 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:21:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 53 states and 91 transitions. [2021-11-13 23:21:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2021-11-13 23:21:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:21:51,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:21:51,880 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:21:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:21:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:21:51,956 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:21:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:21:51,992 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2021-11-13 23:21:52,018 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportCounterexampleResult(CodeCheckObserver.java:763) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:524) 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) [2021-11-13 23:21:52,022 INFO L158 Benchmark]: Toolchain (without parser) took 3964.17ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 66.8MB in the beginning and 54.1MB in the end (delta: 12.7MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-13 23:21:52,022 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:21:52,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.42ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 66.8MB in the beginning and 94.7MB in the end (delta: -27.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:21:52,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.84ms. Allocated memory is still 119.5MB. Free memory was 94.7MB in the beginning and 93.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:21:52,026 INFO L158 Benchmark]: Boogie Preprocessor took 39.73ms. Allocated memory is still 119.5MB. Free memory was 93.1MB in the beginning and 92.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:21:52,027 INFO L158 Benchmark]: RCFGBuilder took 375.68ms. Allocated memory is still 119.5MB. Free memory was 92.0MB in the beginning and 82.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:21:52,027 INFO L158 Benchmark]: CodeCheck took 3230.21ms. Allocated memory is still 119.5MB. Free memory was 82.1MB in the beginning and 54.1MB in the end (delta: 28.0MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-13 23:21:52,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 454 SdHoareTripleChecker+Valid, 1674.14ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 204 mSDsluCounter, 400 SdHoareTripleChecker+Invalid, 1356.23ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 235 mSDsCounter, 200 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1018 IncrementalHoareTripleChecker+Invalid, 1218 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 200 mSolverCounterUnsat, 165 mSDtfsCounter, 1018 mSolverCounterSat, 46.58ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1763 GetRequests, 1618 SyntacticMatches, 75 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 32/64 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.42ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 66.8MB in the beginning and 94.7MB in the end (delta: -27.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.84ms. Allocated memory is still 119.5MB. Free memory was 94.7MB in the beginning and 93.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.73ms. Allocated memory is still 119.5MB. Free memory was 93.1MB in the beginning and 92.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 375.68ms. Allocated memory is still 119.5MB. Free memory was 92.0MB in the beginning and 82.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 3230.21ms. Allocated memory is still 119.5MB. Free memory was 82.1MB in the beginning and 54.1MB in the end (delta: 28.0MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:21:52,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/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_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e --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 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:21:54,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:21:54,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:21:54,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:21:54,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:21:54,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:21:54,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:21:54,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:21:54,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:21:54,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:21:54,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:21:54,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:21:54,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:21:54,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:21:54,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:21:54,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:21:54,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:21:54,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:21:54,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:21:54,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:21:54,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:21:54,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:21:54,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:21:54,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:21:54,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:21:54,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:21:54,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:21:54,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:21:54,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:21:54,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:21:54,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:21:54,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:21:54,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:21:54,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:21:54,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:21:54,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:21:54,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:21:54,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:21:54,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:21:54,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:21:54,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:21:54,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 23:21:54,685 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:21:54,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:21:54,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:21:54,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:21:54,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:21:54,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:21:54,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:21:54,688 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:21:54,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:21:54,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:21:54,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:21:54,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:21:54,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:21:54,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:21:54,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:21:54,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:21:54,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:21:54,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:21:54,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:21:54,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:21:54,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:21:54,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:21:54,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:21:54,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:54,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:21:54,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:21:54,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:21:54,693 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:21:54,693 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:21:54,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:21:54,694 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:21:54,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:21:54,694 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_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 [2021-11-13 23:21:55,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:21:55,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:21:55,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:21:55,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:21:55,114 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:21:55,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-11-13 23:21:55,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/cad63cf35/cff663241fb9439f8305dbbea721a5dc/FLAG8295d64cf [2021-11-13 23:21:55,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:21:55,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-11-13 23:21:55,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/cad63cf35/cff663241fb9439f8305dbbea721a5dc/FLAG8295d64cf [2021-11-13 23:21:56,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/data/cad63cf35/cff663241fb9439f8305dbbea721a5dc [2021-11-13 23:21:56,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:21:56,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:21:56,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:56,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:21:56,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:21:56,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f095df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56, skipping insertion in model container [2021-11-13 23:21:56,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:21:56,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:21:56,384 WARN L228 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_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-11-13 23:21:56,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:56,405 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:21:56,446 WARN L228 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_7c743f92-7267-4141-af38-8310bc17b311/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-11-13 23:21:56,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:56,480 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:21:56,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56 WrapperNode [2021-11-13 23:21:56,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:56,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:56,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:21:56,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:21:56,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:56,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:21:56,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:21:56,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:21:56,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:21:56,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:21:56,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:21:56,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:21:56,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:56,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:21:56,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:21:56,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:21:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 23:21:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:21:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-11-13 23:21:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-11-13 23:21:56,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:21:56,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:21:56,657 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-13 23:21:56,657 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-13 23:21:56,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:21:56,914 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:21:56,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:56 BoogieIcfgContainer [2021-11-13 23:21:56,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:21:56,918 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:21:56,918 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:21:56,927 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:21:56,928 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:56" (1/1) ... [2021-11-13 23:21:56,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:21:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-13 23:21:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-13 23:21:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:21:57,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,045 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) [2021-11-13 23:21:57,050 INFO L158 Benchmark]: Toolchain (without parser) took 898.35ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 27.9MB in the end (delta: 15.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-13 23:21:57,051 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:21:57,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.14ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 46.4MB in the end (delta: -3.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:21:57,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.01ms. Allocated memory is still 62.9MB. Free memory was 46.4MB in the beginning and 45.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:21:57,053 INFO L158 Benchmark]: Boogie Preprocessor took 43.92ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 43.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:21:57,054 INFO L158 Benchmark]: RCFGBuilder took 355.08ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 34.0MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:21:57,055 INFO L158 Benchmark]: CodeCheck took 130.74ms. Allocated memory is still 62.9MB. Free memory was 34.0MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:21:57,059 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 0.31ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.14ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 46.4MB in the end (delta: -3.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.01ms. Allocated memory is still 62.9MB. Free memory was 46.4MB in the beginning and 45.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.92ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 43.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.08ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 34.0MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 130.74ms. Allocated memory is still 62.9MB. Free memory was 34.0MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:21:57,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c743f92-7267-4141-af38-8310bc17b311/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared