./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 .................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 ............................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:07:10,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:07:10,358 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:07:10,364 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:07:10,364 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:07:10,365 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:07:10,366 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:07:10,367 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:07:10,367 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:07:10,368 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:07:10,369 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:07:10,369 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:07:10,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:07:10,370 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:07:10,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:07:10,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:07:10,371 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:07:10,372 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:07:10,373 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:07:10,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:07:10,374 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:07:10,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:07:10,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:07:10,376 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:07:10,377 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:07:10,377 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:07:10,378 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:07:10,378 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:07:10,378 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:07:10,379 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:07:10,379 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:07:10,380 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:07:10,380 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:07:10,380 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:07:10,380 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:07:10,381 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:07:10,381 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 19:07:10,388 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:07:10,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:07:10,392 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:07:10,392 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 19:07:10,392 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 19:07:10,392 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 19:07:10,392 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:07:10,393 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:07:10,394 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 19:07:10,394 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:07:10,394 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:07:10,395 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:07:10,395 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/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(__VERIFIER_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 -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-12-09 19:07:10,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:07:10,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:07:10,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:07:10,423 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:07:10,423 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:07:10,424 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-12-09 19:07:10,463 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/104cad6ee/4cefcf8e256a4870b7247c5f37525925/FLAG7f1d02422 [2018-12-09 19:07:10,960 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:07:10,960 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-12-09 19:07:10,964 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/104cad6ee/4cefcf8e256a4870b7247c5f37525925/FLAG7f1d02422 [2018-12-09 19:07:11,450 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/104cad6ee/4cefcf8e256a4870b7247c5f37525925 [2018-12-09 19:07:11,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:07:11,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:07:11,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:07:11,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:07:11,456 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:07:11,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b0ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11, skipping insertion in model container [2018-12-09 19:07:11,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:07:11,481 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:07:11,601 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:07:11,603 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:07:11,636 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:07:11,679 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:07:11,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11 WrapperNode [2018-12-09 19:07:11,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:07:11,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:07:11,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:07:11,680 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:07:11,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:07:11,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:07:11,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:07:11,707 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:07:11,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... [2018-12-09 19:07:11,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:07:11,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:07:11,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:07:11,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:07:11,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/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 [2018-12-09 19:07:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 19:07:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 19:07:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-09 19:07:11,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-09 19:07:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 19:07:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:07:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:07:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:07:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 19:07:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:07:12,245 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:07:12,245 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 19:07:12,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:07:12 BoogieIcfgContainer [2018-12-09 19:07:12,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:07:12,246 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 19:07:12,246 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 19:07:12,252 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 19:07:12,253 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:07:12" (1/1) ... [2018-12-09 19:07:12,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:07:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:07:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-12-09 19:07:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-12-09 19:07:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 19:07:12,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:07:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:07:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:07:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:07:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2018-12-09 19:07:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2018-12-09 19:07:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 19:07:12,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:07:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:07:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:07:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:07:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:07:12,474 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 19:07:12,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 07:07:12 ImpRootNode [2018-12-09 19:07:12,501 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 19:07:12,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:07:12,501 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:07:12,502 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:07:12,502 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:07:12" (3/4) ... [2018-12-09 19:07:12,505 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 19:07:12,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:07:12,505 INFO L168 Benchmark]: Toolchain (without parser) took 1053.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 960.3 MB in the beginning and 993.3 MB in the end (delta: -33.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:07:12,507 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:07:12,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:07:12,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:07:12,508 INFO L168 Benchmark]: Boogie Preprocessor took 23.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:07:12,508 INFO L168 Benchmark]: RCFGBuilder took 515.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:07:12,509 INFO L168 Benchmark]: CodeCheck took 254.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 993.3 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:07:12,509 INFO L168 Benchmark]: Witness Printer took 3.60 ms. Allocated memory is still 1.1 GB. Free memory is still 993.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:07:12,512 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 72 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 132, overapproximation of bitwiseAnd at line 150, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 213. Possible FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L127-L140] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L221] double x = __VERIFIER_nondet_double(); [L223] COND TRUE x < -1.0 || x > 1.0 [L143] double z, p, q, r, w, s, c, df; [L144] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L146] ieee_double_shape_type gh_u; [L147] gh_u.value = (x) [L148] EXPR gh_u.parts.msw [L148] (hx) = gh_u.parts.msw [L150] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L151] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L166] COND TRUE ix < 0x3fe00000 [L167] COND TRUE ix <= 0x3c600000 [L168] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L225] double res = __ieee754_acos(x); [L213] return x != x; [L228] COND TRUE !isnan_double(res) [L229] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 515.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. * CodeCheck took 254.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 993.3 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.60 ms. Allocated memory is still 1.1 GB. Free memory is still 993.3 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:07:13,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:07:13,864 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:07:13,870 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:07:13,870 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:07:13,871 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:07:13,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:07:13,872 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:07:13,873 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:07:13,873 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:07:13,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:07:13,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:07:13,874 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:07:13,875 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:07:13,875 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:07:13,876 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:07:13,876 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:07:13,877 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:07:13,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:07:13,878 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:07:13,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:07:13,879 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:07:13,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:07:13,880 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:07:13,881 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:07:13,881 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:07:13,881 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:07:13,882 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:07:13,882 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:07:13,883 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:07:13,883 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:07:13,883 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:07:13,883 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:07:13,883 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:07:13,884 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:07:13,884 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:07:13,884 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 19:07:13,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:07:13,891 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:07:13,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:07:13,892 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 19:07:13,892 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 19:07:13,892 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 19:07:13,893 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:07:13,893 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:07:13,894 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 19:07:13,894 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 19:07:13,894 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:07:13,894 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 19:07:13,895 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:07:13,895 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:07:13,895 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:07:13,895 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:07:13,895 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/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(__VERIFIER_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 -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-12-09 19:07:13,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:07:13,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:07:13,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:07:13,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:07:13,928 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:07:13,928 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-12-09 19:07:13,963 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/a7dfa19de/756600cb23a24ddeac9baeb093c72b14/FLAG1ea2da390 [2018-12-09 19:07:14,381 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:07:14,382 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-12-09 19:07:14,386 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/a7dfa19de/756600cb23a24ddeac9baeb093c72b14/FLAG1ea2da390 [2018-12-09 19:07:14,394 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/ukojak/data/a7dfa19de/756600cb23a24ddeac9baeb093c72b14 [2018-12-09 19:07:14,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:07:14,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:07:14,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:07:14,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:07:14,399 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:07:14,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14, skipping insertion in model container [2018-12-09 19:07:14,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:07:14,418 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:07:14,539 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:07:14,542 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:07:14,576 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:07:14,593 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:07:14,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14 WrapperNode [2018-12-09 19:07:14,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:07:14,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:07:14,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:07:14,594 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:07:14,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:07:14,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:07:14,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:07:14,660 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:07:14,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... [2018-12-09 19:07:14,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:07:14,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:07:14,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:07:14,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:07:14,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:07:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ebc1a12-317d-4ad1-a08b-90ac02296266/bin-2019/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 [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-09 19:07:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:07:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 19:07:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:07:15,134 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:07:16,627 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:07:50,512 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:07:50,530 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:09:05,602 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:09:05,602 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 19:09:05,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:09:05 BoogieIcfgContainer [2018-12-09 19:09:05,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:09:05,603 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 19:09:05,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 19:09:05,609 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 19:09:05,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:09:05" (1/1) ... [2018-12-09 19:09:05,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:09:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-12-09 19:09:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-12-09 19:09:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 19:09:05,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:05,672 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 19:09:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:05,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2018-12-09 19:09:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2018-12-09 19:09:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 19:09:05,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:05,709 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 19:09:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:05,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:05,844 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:05,845 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:05,849 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 55 [2018-12-09 19:09:05,905 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-12-09 19:09:05,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:05,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-09 19:09:05,926 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-09 19:09:05,926 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:05,927 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:05,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:06,000 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:06,001 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:06,002 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 54 [2018-12-09 19:09:06,068 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-12-09 19:09:06,068 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:06,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-09 19:09:06,088 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-09 19:09:06,089 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:06,090 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:06,097 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:06,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-09 19:09:06,121 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:90, output treesize:34 [2018-12-09 19:09:10,793 WARN L180 SmtUtils]: Spent 4.42 s on a formula simplification that was a NOOP. DAG size: 29 [2018-12-09 19:09:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:15,963 WARN L180 SmtUtils]: Spent 4.29 s on a formula simplification that was a NOOP. DAG size: 30 [2018-12-09 19:09:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-12-09 19:09:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-12-09 19:09:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 19:09:21,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:21,948 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 19:09:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:21,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:09:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 19:09:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2018-12-09 19:09:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2018-12-09 19:09:21,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 19:09:21,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 19:09:21,973 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 19:09:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:09:25,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:09:25,501 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:25,502 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:25,503 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 57 [2018-12-09 19:09:25,580 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:25,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-09 19:09:25,585 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 19:09:25,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-09 19:09:25,615 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,618 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,632 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:25,633 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 19:09:25,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 58 [2018-12-09 19:09:25,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-12-09 19:09:25,698 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,724 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-09 19:09:25,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-09 19:09:25,732 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,733 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,746 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 19:09:25,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-09 19:09:25,776 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:96, output treesize:40 [2018-12-09 19:09:28,664 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-09 19:09:28,664 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:823) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-12-09 19:09:28,667 INFO L168 Benchmark]: Toolchain (without parser) took 134270.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 943.4 MB in the beginning and 931.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 162.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:09:28,667 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:09:28,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.22 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:09:28,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -216.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:09:28,668 INFO L168 Benchmark]: Boogie Preprocessor took 33.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:09:28,669 INFO L168 Benchmark]: RCFGBuilder took 110909.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:09:28,669 INFO L168 Benchmark]: CodeCheck took 23063.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.2 MB in the end (delta: 121.8 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:09:28,671 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.22 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -216.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 110909.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 11.5 GB. * CodeCheck took 23063.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.2 MB in the end (delta: 121.8 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...