./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-new/gauss_sum.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-new/gauss_sum.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak --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 900dc8888580ebedbb327649d929719e765fe641 ................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-new/gauss_sum.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak --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 900dc8888580ebedbb327649d929719e765fe641 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:50:33,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:50:33,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:50:33,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:50:33,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:50:33,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:50:33,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:50:33,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:50:33,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:50:33,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:50:33,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:50:33,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:50:33,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:50:33,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:50:33,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:50:33,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:50:33,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:50:33,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:50:33,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:50:33,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:50:33,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:50:33,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:50:33,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:50:33,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:50:33,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:50:33,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:50:33,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:50:33,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:50:33,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:50:33,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:50:33,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:50:33,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:50:33,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:50:33,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:50:33,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:50:33,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:50:33,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:50:33,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:50:33,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:50:33,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:50:33,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:50:33,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:50:33,413 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:50:33,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:50:33,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:50:33,416 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:50:33,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:50:33,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:50:33,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:50:33,418 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:50:33,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:50:33,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:50:33,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:50:33,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:50:33,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:50:33,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:50:33,421 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:50:33,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:50:33,422 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:50:33,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:50:33,422 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:50:33,423 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:50:33,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:50:33,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:50:33,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:50:33,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:50:33,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:50:33,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:50:33,425 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:50:33,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:50:33,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:50:33,427 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-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 900dc8888580ebedbb327649d929719e765fe641 [2020-12-01 16:50:33,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:50:33,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:50:33,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:50:33,809 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:50:33,810 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:50:33,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/../../sv-benchmarks/c/loop-new/gauss_sum.i [2020-12-01 16:50:33,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/d8cea5c5b/d2584658d1f44241996daeb078672993/FLAG3f9cff7f6 [2020-12-01 16:50:34,515 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:50:34,516 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/sv-benchmarks/c/loop-new/gauss_sum.i [2020-12-01 16:50:34,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/d8cea5c5b/d2584658d1f44241996daeb078672993/FLAG3f9cff7f6 [2020-12-01 16:50:34,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/d8cea5c5b/d2584658d1f44241996daeb078672993 [2020-12-01 16:50:34,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:50:34,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:50:34,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:50:34,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:50:34,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:50:34,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:50:34" (1/1) ... [2020-12-01 16:50:34,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581e9234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:34, skipping insertion in model container [2020-12-01 16:50:34,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:50:34" (1/1) ... [2020-12-01 16:50:34,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:50:34,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:50:35,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:50:35,132 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:50:35,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:50:35,170 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:50:35,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35 WrapperNode [2020-12-01 16:50:35,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:50:35,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:50:35,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:50:35,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:50:35,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:50:35,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:50:35,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:50:35,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:50:35,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:50:35,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:50:35,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:50:35,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:50:35,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:50:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:50:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:50:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:50:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:50:35,587 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:50:35,588 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:50:35,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:50:35 BoogieIcfgContainer [2020-12-01 16:50:35,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:50:35,592 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:50:35,592 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:50:35,605 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:50:35,605 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:50:35" (1/1) ... [2020-12-01 16:50:35,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:50:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2020-12-01 16:50:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2020-12-01 16:50:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:50:35,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:35,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:50:35,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:36,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:36,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2020-12-01 16:50:36,116 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-12-01 16:50:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:50:36,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:36,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:50:36,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:36,250 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:36,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2020-12-01 16:50:36,550 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2020-12-01 16:50:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:50:36,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:36,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:50:36,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:36,681 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2020-12-01 16:50:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2020-12-01 16:50:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:50:36,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:37,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-01 16:50:37,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:37,129 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2020-12-01 16:50:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2020-12-01 16:50:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:50:37,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:37,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 27 conjunts are in the unsatisfiable core [2020-12-01 16:50:37,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:37,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:37,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2020-12-01 16:50:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2020-12-01 16:50:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:50:38,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:38,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 31 conjunts are in the unsatisfiable core [2020-12-01 16:50:38,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:38,683 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2020-12-01 16:50:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2020-12-01 16:50:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:50:39,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:39,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 35 conjunts are in the unsatisfiable core [2020-12-01 16:50:39,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:39,783 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:50:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:40,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2020-12-01 16:50:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2020-12-01 16:50:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:50:40,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:50:40,627 WARN L261 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 40 conjunts are in the unsatisfiable core [2020-12-01 16:50:40,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:50:41,240 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:50:41,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:50:41,248 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.addTraceCheckData(CegarLoopStatisticsGenerator.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:460) 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) [2020-12-01 16:50:41,254 INFO L168 Benchmark]: Toolchain (without parser) took 6375.28 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 58.3 MB in the beginning and 47.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:41,255 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 45.3 MB in the beginning and 45.3 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:50:41,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.23 ms. Allocated memory is still 88.1 MB. Free memory was 58.1 MB in the beginning and 66.0 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:41,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 88.1 MB. Free memory was 66.0 MB in the beginning and 64.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:41,258 INFO L168 Benchmark]: Boogie Preprocessor took 23.89 ms. Allocated memory is still 88.1 MB. Free memory was 64.7 MB in the beginning and 63.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:50:41,260 INFO L168 Benchmark]: RCFGBuilder took 354.92 ms. Allocated memory is still 88.1 MB. Free memory was 63.6 MB in the beginning and 50.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:41,261 INFO L168 Benchmark]: CodeCheck took 5659.28 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 50.0 MB in the beginning and 47.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 46.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:41,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 45.3 MB in the beginning and 45.3 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 290.23 ms. Allocated memory is still 88.1 MB. Free memory was 58.1 MB in the beginning and 66.0 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 88.1 MB. Free memory was 66.0 MB in the beginning and 64.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.89 ms. Allocated memory is still 88.1 MB. Free memory was 64.7 MB in the beginning and 63.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 354.92 ms. Allocated memory is still 88.1 MB. Free memory was 63.6 MB in the beginning and 50.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 5659.28 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 50.0 MB in the beginning and 47.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 46.9 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:50:44,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:50:44,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:50:44,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:50:44,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:50:44,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:50:44,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:50:44,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:50:44,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:50:44,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:50:44,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:50:44,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:50:44,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:50:44,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:50:44,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:50:44,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:50:44,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:50:44,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:50:44,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:50:44,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:50:44,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:50:44,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:50:44,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:50:44,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:50:44,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:50:44,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:50:44,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:50:44,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:50:44,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:50:44,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:50:44,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:50:44,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:50:44,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:50:44,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:50:44,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:50:44,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:50:44,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:50:44,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:50:44,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:50:44,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:50:44,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:50:44,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:50:44,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:50:44,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:50:44,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:50:44,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:50:44,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:50:44,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:50:44,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:50:44,547 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:50:44,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:50:44,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:50:44,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:50:44,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:50:44,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:50:44,550 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:50:44,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:50:44,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:50:44,550 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:50:44,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:50:44,551 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:50:44,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:50:44,551 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:50:44,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:50:44,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:50:44,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:50:44,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:50:44,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:50:44,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:50:44,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:50:44,554 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:50:44,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:50:44,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:50:44,555 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:50:44,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:50:44,556 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-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 900dc8888580ebedbb327649d929719e765fe641 [2020-12-01 16:50:45,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:50:45,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:50:45,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:50:45,108 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:50:45,112 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:50:45,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/../../sv-benchmarks/c/loop-new/gauss_sum.i [2020-12-01 16:50:45,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/359adaf12/94b17c554df84e0fbd16fc0d1960bf9d/FLAGb7dd20eb4 [2020-12-01 16:50:45,800 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:50:45,800 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/sv-benchmarks/c/loop-new/gauss_sum.i [2020-12-01 16:50:45,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/359adaf12/94b17c554df84e0fbd16fc0d1960bf9d/FLAGb7dd20eb4 [2020-12-01 16:50:46,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/data/359adaf12/94b17c554df84e0fbd16fc0d1960bf9d [2020-12-01 16:50:46,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:50:46,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:50:46,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:50:46,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:50:46,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:50:46,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa34769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46, skipping insertion in model container [2020-12-01 16:50:46,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:50:46,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:50:46,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:50:46,377 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:50:46,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:50:46,420 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:50:46,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46 WrapperNode [2020-12-01 16:50:46,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:50:46,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:50:46,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:50:46,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:50:46,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:50:46,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:50:46,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:50:46,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:50:46,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... [2020-12-01 16:50:46,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:50:46,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:50:46,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:50:46,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:50:46,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:50:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8cc204fe-425a-4a4e-9760-0092fccbcebf/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:50:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:50:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:50:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:50:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:50:47,314 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:50:47,314 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:50:47,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:50:47 BoogieIcfgContainer [2020-12-01 16:50:47,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:50:47,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:50:47,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:50:47,351 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:50:47,351 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:50:47" (1/1) ... [2020-12-01 16:50:47,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:50:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:50:47,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2020-12-01 16:50:47,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2020-12-01 16:50:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:50:47,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:50:47,573 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:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) 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) [2020-12-01 16:50:47,586 INFO L168 Benchmark]: Toolchain (without parser) took 1439.07 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 46.4 MB in the end (delta: -13.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:50:47,588 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:50:47,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.74 ms. Allocated memory is still 54.5 MB. Free memory was 33.0 MB in the beginning and 23.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:47,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.35 ms. Allocated memory is still 54.5 MB. Free memory was 23.1 MB in the beginning and 38.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:47,595 INFO L168 Benchmark]: Boogie Preprocessor took 86.49 ms. Allocated memory is still 54.5 MB. Free memory was 38.1 MB in the beginning and 36.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:47,597 INFO L168 Benchmark]: RCFGBuilder took 738.92 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 23.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:50:47,599 INFO L168 Benchmark]: CodeCheck took 261.00 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 23.1 MB in the beginning and 46.4 MB in the end (delta: -23.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:50:47,615 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 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 277.74 ms. Allocated memory is still 54.5 MB. Free memory was 33.0 MB in the beginning and 23.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.35 ms. Allocated memory is still 54.5 MB. Free memory was 23.1 MB in the beginning and 38.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.49 ms. Allocated memory is still 54.5 MB. Free memory was 38.1 MB in the beginning and 36.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 738.92 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 23.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 261.00 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 23.1 MB in the beginning and 46.4 MB in the end (delta: -23.4 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...