./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_2x3-1.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_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/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_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/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_d5320f40-3dc7-4870-b08a-33c2dd87c559/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 b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:02,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:02,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:03,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:03,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:03,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:03,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:03,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:03,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:03,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:03,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:03,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:03,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:03,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:03,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:03,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:03,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:03,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:03,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:03,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:03,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:03,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:03,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:03,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:03,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:03,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:03,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:03,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:03,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:03,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:03,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:03,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:03,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:03,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:03,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:03,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:03,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:03,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:03,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:03,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:03,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:03,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:03,152 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:03,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:03,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:03,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:03,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:03,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:03,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:03,158 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:03,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:03,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:03,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:03,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:03,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:03,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:03,162 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:03,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:03,162 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:03,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:03,163 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:03,163 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:03,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:03,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:03,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:03,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:03,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:03,165 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:03,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:03,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:03,166 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a [2021-11-23 15:39:03,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:03,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:03,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:03,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:03,567 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:03,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2021-11-23 15:39:03,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/ba77d4007/eb05a777d3bd4643b0dc83e379a0de6c/FLAGb0b35a674 [2021-11-23 15:39:04,250 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:04,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2021-11-23 15:39:04,260 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/ba77d4007/eb05a777d3bd4643b0dc83e379a0de6c/FLAGb0b35a674 [2021-11-23 15:39:04,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/ba77d4007/eb05a777d3bd4643b0dc83e379a0de6c [2021-11-23 15:39:04,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:04,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:04,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:04,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:04,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:04,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127bf4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04, skipping insertion in model container [2021-11-23 15:39:04,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:04,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:04,877 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2021-11-23 15:39:04,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:04,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:04,909 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2021-11-23 15:39:04,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:04,926 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:04,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04 WrapperNode [2021-11-23 15:39:04,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:04,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:04,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:04,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:04,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,969 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:39:04,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:04,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:04,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:04,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:04,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:04,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:04,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:04,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:04,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:05,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:05,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:05,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:05,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:39:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:39:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:05,197 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:05,199 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:05,374 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:05,391 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:39:05,392 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:39:05,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:05 BoogieIcfgContainer [2021-11-23 15:39:05,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:39:05,397 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:39:05,397 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:39:05,411 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:39:05,412 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:39:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:39:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:39:05,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:39:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:39:05,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:39:05,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:39:05,576 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:39:05,581 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 15:39:05,588 INFO L158 Benchmark]: Toolchain (without parser) took 961.42ms. Allocated memory is still 96.5MB. Free memory was 64.2MB in the beginning and 53.8MB in the end (delta: 10.5MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,589 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:05,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.00ms. Allocated memory is still 96.5MB. Free memory was 64.0MB in the beginning and 71.6MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.06ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,593 INFO L158 Benchmark]: Boogie Preprocessor took 23.07ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 69.2MB in the end (delta: 993.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:05,594 INFO L158 Benchmark]: RCFGBuilder took 401.56ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 60.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,595 INFO L158 Benchmark]: CodeCheck took 188.47ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 53.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,601 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 0.37ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.00ms. Allocated memory is still 96.5MB. Free memory was 64.0MB in the beginning and 71.6MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.06ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.07ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 69.2MB in the end (delta: 993.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 401.56ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 60.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 188.47ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 53.8MB in the end (delta: 6.8MB). 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 15:39:05,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/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_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/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_d5320f40-3dc7-4870-b08a-33c2dd87c559/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 b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:08,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:08,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:08,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:08,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:08,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:08,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:08,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:08,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:08,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:08,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:08,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:08,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:08,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:08,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:08,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:08,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:08,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:08,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:08,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:08,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:08,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:08,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:08,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:08,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:08,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:08,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:08,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:08,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:08,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:08,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:08,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:08,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:08,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:08,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:08,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:08,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:08,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:08,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:08,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:08,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:08,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:39:08,948 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:08,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:08,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:08,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:08,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:08,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:08,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:08,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:08,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:08,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:08,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:08,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:08,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:08,957 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:39:08,957 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:39:08,957 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:39:08,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:08,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:08,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:08,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:08,959 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:08,959 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:08,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:08,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:08,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:08,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:08,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:08,961 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:39:08,962 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:39:08,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:08,962 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:39:08,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:39:08,963 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c85aee86c4b142223e11d6ae03fc30f95f303d54efdd7315c1aab75b140c6a [2021-11-23 15:39:09,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:09,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:09,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:09,451 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:09,452 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:09,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2021-11-23 15:39:09,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/18459e8a7/1aeae4bb5d544af5931949e5a9bb9bae/FLAG48b1b7dd7 [2021-11-23 15:39:10,213 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:10,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c [2021-11-23 15:39:10,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/18459e8a7/1aeae4bb5d544af5931949e5a9bb9bae/FLAG48b1b7dd7 [2021-11-23 15:39:10,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/data/18459e8a7/1aeae4bb5d544af5931949e5a9bb9bae [2021-11-23 15:39:10,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:10,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:10,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:10,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:10,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:10,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb55e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10, skipping insertion in model container [2021-11-23 15:39:10,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:10,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:10,786 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2021-11-23 15:39:10,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:10,806 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:10,823 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_d5320f40-3dc7-4870-b08a-33c2dd87c559/sv-benchmarks/c/recursive-simple/sum_2x3-1.c[479,492] [2021-11-23 15:39:10,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:10,842 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:10,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10 WrapperNode [2021-11-23 15:39:10,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:10,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:10,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:10,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:10,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,889 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:39:10,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:10,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:10,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:10,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:10,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:10,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:10,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:10,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:10,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:10" (1/1) ... [2021-11-23 15:39:10,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:10,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:10,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:11,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:11,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:11,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:11,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:11,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:39:11,042 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:39:11,042 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:39:11,124 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:11,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:11,287 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:11,305 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:39:11,306 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:39:11,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:11 BoogieIcfgContainer [2021-11-23 15:39:11,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:39:11,310 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:39:11,310 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:39:11,322 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:39:11,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:11" (1/1) ... [2021-11-23 15:39:11,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:39:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:39:11,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:39:11,431 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:39:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:39:11,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:39:11,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:39:11,488 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 15:39:11,497 INFO L158 Benchmark]: Toolchain (without parser) took 915.77ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.9MB in the beginning and 36.8MB in the end (delta: -7.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:39:11,498 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:11,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.25ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 30.4MB in the end (delta: -1.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:11,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.50ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.3MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2021-11-23 15:39:11,503 INFO L158 Benchmark]: Boogie Preprocessor took 36.79ms. Allocated memory is still 69.2MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 963.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:11,504 INFO L158 Benchmark]: RCFGBuilder took 369.25ms. Allocated memory is still 69.2MB. Free memory was 51.7MB in the beginning and 43.1MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:11,505 INFO L158 Benchmark]: CodeCheck took 182.96ms. Allocated memory is still 69.2MB. Free memory was 43.1MB in the beginning and 36.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:11,516 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 0.35ms. Allocated memory is still 52.4MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.25ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 30.4MB in the end (delta: -1.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.50ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.3MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.79ms. Allocated memory is still 69.2MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 963.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 369.25ms. Allocated memory is still 69.2MB. Free memory was 51.7MB in the beginning and 43.1MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 182.96ms. Allocated memory is still 69.2MB. Free memory was 43.1MB in the beginning and 36.8MB in the end (delta: 6.3MB). 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 15:39:11,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5320f40-3dc7-4870-b08a-33c2dd87c559/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