./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_25-1.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_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/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_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_25-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/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_0232dfae-2f0f-4375-9574-04dda866f776/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 7ad88fb205242ec446a08384ae9c868bf7c17f001b4ed74a5de911f546d9b565 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:14,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:14,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:14,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:14,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:14,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:14,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:14,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:14,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:14,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:14,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:14,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:14,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:14,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:14,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:14,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:14,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:14,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:14,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:14,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:14,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:14,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:14,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:14,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:14,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:14,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:14,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:14,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:14,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:14,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:14,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:14,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:14,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:14,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:14,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:14,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:14,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:14,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:14,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:14,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:14,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:14,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:14,243 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:14,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:14,245 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:14,245 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:14,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:14,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:14,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:14,247 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:14,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:14,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:14,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:14,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:14,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:14,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:14,249 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:14,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:14,249 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:14,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:14,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:14,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:14,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:14,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:14,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:14,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:14,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:14,252 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:14,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:14,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:14,253 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_0232dfae-2f0f-4375-9574-04dda866f776/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ad88fb205242ec446a08384ae9c868bf7c17f001b4ed74a5de911f546d9b565 [2021-11-23 15:59:14,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:14,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:14,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:14,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:14,600 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:14,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/fibo_25-1.c [2021-11-23 15:59:14,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/ee3439de0/2d7009381e594dfc9cd437598f780554/FLAGe5f111a1f [2021-11-23 15:59:15,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:15,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c [2021-11-23 15:59:15,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/ee3439de0/2d7009381e594dfc9cd437598f780554/FLAGe5f111a1f [2021-11-23 15:59:15,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/ee3439de0/2d7009381e594dfc9cd437598f780554 [2021-11-23 15:59:15,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:15,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:15,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:15,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:15,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:15,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f627b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15, skipping insertion in model container [2021-11-23 15:59:15,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:15,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:15,800 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_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c[746,759] [2021-11-23 15:59:15,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:15,814 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:15,832 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_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c[746,759] [2021-11-23 15:59:15,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:15,849 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:15,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15 WrapperNode [2021-11-23 15:59:15,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:15,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:15,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:15,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:15,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,891 INFO L137 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2021-11-23 15:59:15,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:15,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:15,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:15,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:15,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:15,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:15,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:15,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:15,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:15,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:15,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:16,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2021-11-23 15:59:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2021-11-23 15:59:16,141 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:16,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:16,316 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:16,332 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:59:16,332 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:59:16,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:16 BoogieIcfgContainer [2021-11-23 15:59:16,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:59:16,337 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:59:16,337 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:59:16,350 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:59:16,351 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:16" (1/1) ... [2021-11-23 15:59:16,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:59:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:16,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-11-23 15:59:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-23 15:59:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:59:16,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:16,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:16,513 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:59:16,517 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 15:59:16,522 INFO L158 Benchmark]: Toolchain (without parser) took 946.63ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.2MB in the beginning and 57.1MB in the end (delta: -12.9MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,524 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 60.1MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:16,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.54ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 75.6MB in the end (delta: -31.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.39ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 74.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,527 INFO L158 Benchmark]: Boogie Preprocessor took 21.94ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 73.5MB in the end (delta: 844.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:16,529 INFO L158 Benchmark]: RCFGBuilder took 420.12ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 64.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,530 INFO L158 Benchmark]: CodeCheck took 183.23ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 57.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,536 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 0.39ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 60.1MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.54ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 75.6MB in the end (delta: -31.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.39ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 74.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.94ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 73.5MB in the end (delta: 844.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 420.12ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 64.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 183.23ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 57.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:16,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/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_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_25-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/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_0232dfae-2f0f-4375-9574-04dda866f776/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 7ad88fb205242ec446a08384ae9c868bf7c17f001b4ed74a5de911f546d9b565 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:19,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:19,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:19,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:19,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:19,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:19,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:19,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:19,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:19,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:19,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:19,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:19,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:19,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:19,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:19,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:19,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:19,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:19,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:19,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:19,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:19,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:19,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:19,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:19,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:19,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:19,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:19,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:19,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:19,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:19,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:19,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:19,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:19,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:19,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:19,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:19,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:19,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:19,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:19,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:19,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:19,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:19,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:19,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:19,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:19,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:19,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:19,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:19,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:19,758 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:19,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:19,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:19,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:19,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:19,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:19,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:19,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:19,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:19,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:19,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:19,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:19,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:19,762 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:19,763 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:19,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:19,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:19,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:19,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:19,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:19,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:19,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:19,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:19,765 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:19,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:19,766 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_0232dfae-2f0f-4375-9574-04dda866f776/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ad88fb205242ec446a08384ae9c868bf7c17f001b4ed74a5de911f546d9b565 [2021-11-23 15:59:20,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:20,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:20,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:20,272 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:20,273 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:20,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/fibo_25-1.c [2021-11-23 15:59:20,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/0e0726872/5e977e0bbd904908b3fc1c5706e18cd2/FLAG501ec3b04 [2021-11-23 15:59:21,028 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:21,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c [2021-11-23 15:59:21,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/0e0726872/5e977e0bbd904908b3fc1c5706e18cd2/FLAG501ec3b04 [2021-11-23 15:59:21,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/data/0e0726872/5e977e0bbd904908b3fc1c5706e18cd2 [2021-11-23 15:59:21,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:21,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:21,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:21,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:21,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:21,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633ac2bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21, skipping insertion in model container [2021-11-23 15:59:21,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:21,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:21,603 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_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c[746,759] [2021-11-23 15:59:21,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:21,622 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:21,640 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_0232dfae-2f0f-4375-9574-04dda866f776/sv-benchmarks/c/recursive-simple/fibo_25-1.c[746,759] [2021-11-23 15:59:21,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:21,672 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:21,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21 WrapperNode [2021-11-23 15:59:21,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:21,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:21,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:21,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:21,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,711 INFO L137 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:59:21,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:21,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:21,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:21,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:21,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:21,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:21,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:21,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:21,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:21,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:21,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:21,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2021-11-23 15:59:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2021-11-23 15:59:21,991 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:21,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:22,108 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:22,125 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:59:22,125 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:59:22,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:22 BoogieIcfgContainer [2021-11-23 15:59:22,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:59:22,130 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:59:22,130 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:59:22,142 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:59:22,146 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:22,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:59:22,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-23 15:59:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-23 15:59:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:59:22,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:22,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:22,373 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 15:59:22,382 INFO L158 Benchmark]: Toolchain (without parser) took 987.20ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.7MB in the beginning and 39.2MB in the end (delta: -2.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:22,384 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:22,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.75ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 42.3MB in the end (delta: -5.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:22,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.31ms. Allocated memory is still 58.7MB. Free memory was 42.3MB in the beginning and 40.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:22,389 INFO L158 Benchmark]: Boogie Preprocessor took 49.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 40.9MB in the beginning and 54.3MB in the end (delta: -13.4MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:22,391 INFO L158 Benchmark]: RCFGBuilder took 364.46ms. Allocated memory is still 71.3MB. Free memory was 54.3MB in the beginning and 45.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:22,392 INFO L158 Benchmark]: CodeCheck took 248.24ms. Allocated memory is still 71.3MB. Free memory was 45.4MB in the beginning and 39.2MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:22,404 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 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.75ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 42.3MB in the end (delta: -5.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.31ms. Allocated memory is still 58.7MB. Free memory was 42.3MB in the beginning and 40.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 40.9MB in the beginning and 54.3MB in the end (delta: -13.4MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * RCFGBuilder took 364.46ms. Allocated memory is still 71.3MB. Free memory was 54.3MB in the beginning and 45.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 248.24ms. Allocated memory is still 71.3MB. Free memory was 45.4MB in the beginning and 39.2MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:22,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0232dfae-2f0f-4375-9574-04dda866f776/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