./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_15x0-2.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_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_15x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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_bce109ec-6c8a-4573-8dd6-d04c90469f30/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 610248c6c4c4e7168ba971ed5fa38cec025658aa482465da336c99be91c3aa5c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:31,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:31,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:31,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:31,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:31,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:31,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:31,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:31,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:31,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:31,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:31,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:31,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:31,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:31,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:31,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:31,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:31,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:31,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:31,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:31,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:31,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:31,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:31,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:31,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:31,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:31,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:31,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:31,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:31,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:31,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:31,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:31,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:31,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:31,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:31,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:31,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:31,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:31,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:31,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:31,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:31,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:31,218 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:31,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:31,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:31,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:31,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:31,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:31,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:31,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:31,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:31,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:31,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:31,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:31,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:31,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:31,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:31,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:31,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:31,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:31,230 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:31,231 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:31,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:31,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:31,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:31,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:31,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:31,232 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:31,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:31,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:31,233 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 610248c6c4c4e7168ba971ed5fa38cec025658aa482465da336c99be91c3aa5c [2021-11-23 15:50:31,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:31,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:31,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:31,563 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:31,564 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:31,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_15x0-2.c [2021-11-23 15:50:31,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/8dd01106b/13e409405a1c40de9afb501030d79658/FLAG7b20db5ae [2021-11-23 15:50:32,077 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:32,078 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c [2021-11-23 15:50:32,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/8dd01106b/13e409405a1c40de9afb501030d79658/FLAG7b20db5ae [2021-11-23 15:50:32,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/8dd01106b/13e409405a1c40de9afb501030d79658 [2021-11-23 15:50:32,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:32,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:32,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:32,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:32,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:32,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231e6be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32, skipping insertion in model container [2021-11-23 15:50:32,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:32,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:32,806 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c[481,494] [2021-11-23 15:50:32,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:32,818 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:32,832 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c[481,494] [2021-11-23 15:50:32,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:32,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:32,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32 WrapperNode [2021-11-23 15:50:32,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:32,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:32,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:32,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:32,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,881 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:50:32,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:32,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:32,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:32,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:32,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:32,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:32,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:32,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:32,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:32" (1/1) ... [2021-11-23 15:50:32,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:32,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:32,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:32,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:50:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:50:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:33,074 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:33,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:33,211 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:33,225 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:50:33,228 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:50:33,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:33 BoogieIcfgContainer [2021-11-23 15:50:33,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:50:33,232 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:50:33,233 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:50:33,244 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:50:33,245 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:33" (1/1) ... [2021-11-23 15:50:33,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:50:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:50:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:50:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:50:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:50:33,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:50:33,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:50:33,412 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:50:33,416 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 15:50:33,426 INFO L158 Benchmark]: Toolchain (without parser) took 877.03ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 51.6MB in the end (delta: 6.6MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,431 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:33,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 69.2MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.07ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 68.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,437 INFO L158 Benchmark]: Boogie Preprocessor took 18.76ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 67.1MB in the end (delta: 840.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:33,438 INFO L158 Benchmark]: RCFGBuilder took 329.40ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 58.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,439 INFO L158 Benchmark]: CodeCheck took 192.09ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 51.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 69.2MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.07ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 68.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.76ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 67.1MB in the end (delta: 840.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.40ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 58.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 192.09ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 51.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:33,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_15x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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_bce109ec-6c8a-4573-8dd6-d04c90469f30/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 610248c6c4c4e7168ba971ed5fa38cec025658aa482465da336c99be91c3aa5c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:35,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:35,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:36,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:36,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:36,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:36,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:36,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:36,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:36,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:36,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:36,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:36,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:36,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:36,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:36,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:36,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:36,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:36,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:36,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:36,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:36,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:36,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:36,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:36,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:36,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:36,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:36,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:36,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:36,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:36,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:36,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:36,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:36,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:36,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:36,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:36,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:36,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:36,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:36,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:36,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:36,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:36,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:36,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:36,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:36,141 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:36,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:36,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:36,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:36,142 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:36,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:36,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:36,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:36,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:36,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:36,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:36,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:36,144 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:36,144 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:36,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:36,145 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:36,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:36,145 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:36,145 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:36,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:36,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:36,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:36,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:36,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:36,147 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:36,147 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:36,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:36,147 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:36,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:36,148 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 610248c6c4c4e7168ba971ed5fa38cec025658aa482465da336c99be91c3aa5c [2021-11-23 15:50:36,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:36,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:36,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:36,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:36,509 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:36,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_15x0-2.c [2021-11-23 15:50:36,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/b90d8423f/fc1fb900f14c440ebde67bdaf7b80728/FLAG0b8d71ce8 [2021-11-23 15:50:37,096 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:37,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c [2021-11-23 15:50:37,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/b90d8423f/fc1fb900f14c440ebde67bdaf7b80728/FLAG0b8d71ce8 [2021-11-23 15:50:37,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/data/b90d8423f/fc1fb900f14c440ebde67bdaf7b80728 [2021-11-23 15:50:37,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:37,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:37,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:37,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:37,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:37,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560a75d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37, skipping insertion in model container [2021-11-23 15:50:37,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:37,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:37,725 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c[481,494] [2021-11-23 15:50:37,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:37,744 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:37,764 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_bce109ec-6c8a-4573-8dd6-d04c90469f30/sv-benchmarks/c/recursive-simple/sum_15x0-2.c[481,494] [2021-11-23 15:50:37,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:37,782 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:37,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37 WrapperNode [2021-11-23 15:50:37,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:37,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:37,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:37,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:37,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,860 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:50:37,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:37,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:37,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:37,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:37,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:37,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:37,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:37,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:37,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:37" (1/1) ... [2021-11-23 15:50:37,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:37,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:37,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:37,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:50:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:50:38,050 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:38,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:38,131 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:38,143 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:50:38,143 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:50:38,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:38 BoogieIcfgContainer [2021-11-23 15:50:38,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:50:38,147 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:50:38,147 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:50:38,157 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:50:38,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:38" (1/1) ... [2021-11-23 15:50:38,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:50:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:50:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:50:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:50:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:50:38,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:50:38,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:50:38,272 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 15:50:38,276 INFO L158 Benchmark]: Toolchain (without parser) took 787.18ms. Allocated memory is still 75.5MB. Free memory was 60.1MB in the beginning and 44.0MB in the end (delta: 16.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:38,277 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 75.5MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:38,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.65ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 50.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:38,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.58ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 59.9MB in the end (delta: -9.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:38,280 INFO L158 Benchmark]: Boogie Preprocessor took 20.88ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 59.0MB in the end (delta: 963.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:38,281 INFO L158 Benchmark]: RCFGBuilder took 262.99ms. Allocated memory is still 75.5MB. Free memory was 59.0MB in the beginning and 50.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:38,282 INFO L158 Benchmark]: CodeCheck took 127.47ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 44.0MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:38,287 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 0.23ms. Allocated memory is still 75.5MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.65ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 50.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.58ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 59.9MB in the end (delta: -9.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.88ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 59.0MB in the end (delta: 963.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.99ms. Allocated memory is still 75.5MB. Free memory was 59.0MB in the beginning and 50.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 127.47ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 44.0MB 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. [2021-11-23 15:50:38,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce109ec-6c8a-4573-8dd6-d04c90469f30/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