./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_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_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ...................................................................................................................................................................................................................................... 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_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ............................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 02:58:17,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 02:58:17,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 02:58:17,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 02:58:17,658 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 02:58:17,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 02:58:17,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 02:58:17,660 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 02:58:17,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 02:58:17,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 02:58:17,662 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 02:58:17,662 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 02:58:17,663 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 02:58:17,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 02:58:17,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 02:58:17,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 02:58:17,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 02:58:17,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 02:58:17,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 02:58:17,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 02:58:17,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 02:58:17,670 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 02:58:17,672 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 02:58:17,672 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 02:58:17,672 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 02:58:17,673 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 02:58:17,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 02:58:17,674 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 02:58:17,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 02:58:17,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 02:58:17,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 02:58:17,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 02:58:17,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 02:58:17,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 02:58:17,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 02:58:17,677 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 02:58:17,677 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 02:58:17,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 02:58:17,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 02:58:17,688 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 02:58:17,689 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 02:58:17,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 02:58:17,689 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 02:58:17,689 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 02:58:17,689 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 02:58:17,690 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 02:58:17,691 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 02:58:17,691 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 02:58:17,691 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 02:58:17,691 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 02:58:17,691 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 02:58:17,691 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 02:58:17,691 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 02:58:17,691 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 02:58:17,692 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 02:58:17,692 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 02:58:17,692 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 02:58:17,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 02:58:17,692 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_94f30218-0c1e-46c9-9bfd-67b298169853/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2018-12-09 02:58:17,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 02:58:17,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 02:58:17,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 02:58:17,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 02:58:17,724 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 02:58:17,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-09 02:58:17,761 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/474107de8/b03ae98f595049749d9261770b4e5737/FLAG151bb2375 [2018-12-09 02:58:18,214 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 02:58:18,214 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-09 02:58:18,220 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/474107de8/b03ae98f595049749d9261770b4e5737/FLAG151bb2375 [2018-12-09 02:58:18,229 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/474107de8/b03ae98f595049749d9261770b4e5737 [2018-12-09 02:58:18,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 02:58:18,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 02:58:18,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 02:58:18,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 02:58:18,235 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 02:58:18,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be7578c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18, skipping insertion in model container [2018-12-09 02:58:18,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 02:58:18,252 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 02:58:18,356 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:58:18,358 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 02:58:18,374 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:58:18,386 INFO L195 MainTranslator]: Completed translation [2018-12-09 02:58:18,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18 WrapperNode [2018-12-09 02:58:18,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 02:58:18,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 02:58:18,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 02:58:18,387 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 02:58:18,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 02:58:18,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 02:58:18,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 02:58:18,439 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 02:58:18,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 02:58:18,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 02:58:18,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 02:58:18,457 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 02:58:18,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/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 02:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 02:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 02:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 02:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 02:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 02:58:18,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 02:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 02:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 02:58:18,681 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 02:58:18,681 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-09 02:58:18,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:18 BoogieIcfgContainer [2018-12-09 02:58:18,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 02:58:18,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 02:58:18,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 02:58:18,689 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 02:58:18,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:18" (1/1) ... [2018-12-09 02:58:18,697 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:58:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-09 02:58:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-09 02:58:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 02:58:18,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:18,786 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 02:58:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:18,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-09 02:58:18,795 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-09 02:58:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 02:58:18,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:58:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:58:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:58:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:58:18,885 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 02:58:18,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:58:18 ImpRootNode [2018-12-09 02:58:18,908 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 02:58:18,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 02:58:18,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 02:58:18,908 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 02:58:18,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:18" (3/4) ... [2018-12-09 02:58:18,911 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 02:58:18,911 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 02:58:18,911 INFO L168 Benchmark]: Toolchain (without parser) took 679.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -93.7 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,912 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:58:18,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 154.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,913 INFO L168 Benchmark]: Boogie Preprocessor took 17.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,914 INFO L168 Benchmark]: RCFGBuilder took 224.38 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,914 INFO L168 Benchmark]: CodeCheck took 225.81 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:18,915 INFO L168 Benchmark]: Witness Printer took 3.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:58:18,917 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 1 procedures, 28 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 67 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L81] double x = 0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L82] double res = trunc_double(x); [L85] EXPR res == 0.0 && __signbit_double(res) == 0 [L85] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L86] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 154.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 224.38 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 225.81 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. 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 02:58:20,257 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 02:58:20,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 02:58:20,268 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 02:58:20,268 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 02:58:20,269 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 02:58:20,269 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 02:58:20,271 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 02:58:20,272 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 02:58:20,272 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 02:58:20,273 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 02:58:20,273 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 02:58:20,274 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 02:58:20,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 02:58:20,275 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 02:58:20,276 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 02:58:20,277 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 02:58:20,278 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 02:58:20,279 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 02:58:20,280 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 02:58:20,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 02:58:20,281 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 02:58:20,283 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 02:58:20,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 02:58:20,283 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 02:58:20,284 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 02:58:20,284 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 02:58:20,285 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 02:58:20,286 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 02:58:20,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 02:58:20,287 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 02:58:20,287 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 02:58:20,287 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 02:58:20,287 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 02:58:20,288 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 02:58:20,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 02:58:20,289 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 02:58:20,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 02:58:20,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 02:58:20,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 02:58:20,299 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 02:58:20,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 02:58:20,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 02:58:20,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 02:58:20,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 02:58:20,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 02:58:20,302 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 02:58:20,302 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 02:58:20,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 02:58:20,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 02:58:20,303 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 02:58:20,304 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_94f30218-0c1e-46c9-9bfd-67b298169853/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2018-12-09 02:58:20,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 02:58:20,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 02:58:20,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 02:58:20,337 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 02:58:20,337 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 02:58:20,338 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-09 02:58:20,372 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/b3b3eaa46/b3a3f66dd39745e5a76ffbf4ebf98a8a/FLAG6346a4b2b [2018-12-09 02:58:20,777 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 02:58:20,778 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-09 02:58:20,782 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/b3b3eaa46/b3a3f66dd39745e5a76ffbf4ebf98a8a/FLAG6346a4b2b [2018-12-09 02:58:20,790 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/data/b3b3eaa46/b3a3f66dd39745e5a76ffbf4ebf98a8a [2018-12-09 02:58:20,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 02:58:20,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 02:58:20,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 02:58:20,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 02:58:20,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 02:58:20,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20, skipping insertion in model container [2018-12-09 02:58:20,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 02:58:20,812 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 02:58:20,908 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:58:20,911 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 02:58:20,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:58:20,946 INFO L195 MainTranslator]: Completed translation [2018-12-09 02:58:20,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20 WrapperNode [2018-12-09 02:58:20,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 02:58:20,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 02:58:20,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 02:58:20,947 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 02:58:20,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 02:58:20,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 02:58:20,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 02:58:20,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 02:58:20,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:20,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:21,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:21,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... [2018-12-09 02:58:21,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 02:58:21,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 02:58:21,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 02:58:21,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 02:58:21,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:58:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/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 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 02:58:21,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 02:58:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 02:58:21,174 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 02:58:21,204 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 02:58:21,311 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 02:58:21,311 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-09 02:58:21,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:21 BoogieIcfgContainer [2018-12-09 02:58:21,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 02:58:21,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 02:58:21,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 02:58:21,318 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 02:58:21,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:21" (1/1) ... [2018-12-09 02:58:21,324 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:58:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-09 02:58:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-09 02:58:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 02:58:21,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:21,378 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:21,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:21,403 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 02:58:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-09 02:58:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-09 02:58:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 02:58:21,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:21,410 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:21,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:21,498 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 02:58:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-09 02:58:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-09 02:58:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 02:58:21,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:21,890 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:21,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:21,901 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 02:58:21,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:21,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-09 02:58:21,905 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-09 02:58:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 02:58:21,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:21,906 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:21,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:21,954 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 02:58:21,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-12-09 02:58:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-12-09 02:58:21,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 02:58:21,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:21,973 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:21,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:22,025 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 51 treesize of output 45 [2018-12-09 02:58:22,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 45 treesize of output 38 [2018-12-09 02:58:22,043 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-12-09 02:58:22,043 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 02:58:22,047 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 02:58:22,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 02:58:22,053 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 02:58:22,053 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2018-12-09 02:58:22,144 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 02:58:22,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:22,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-09 02:58:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-09 02:58:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 02:58:22,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:22,939 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:22,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:22,950 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 02:58:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-09 02:58:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-09 02:58:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 02:58:22,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:58:22,954 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 02:58:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:58:22,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 02:58:23,039 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 54 treesize of output 48 [2018-12-09 02:58:23,042 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 48 treesize of output 39 [2018-12-09 02:58:23,052 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-12-09 02:58:23,052 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,055 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 02:58:23,064 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:64, output treesize:34 [2018-12-09 02:58:23,236 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 02:58:23,237 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 02:58:23,238 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 21 treesize of output 34 [2018-12-09 02:58:23,243 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 02:58:23,244 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 31 treesize of output 28 [2018-12-09 02:58:23,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,255 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 02:58:23,258 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 02:58:23,258 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 5 [2018-12-09 02:58:23,259 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,260 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 02:58:23,261 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 02:58:23,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 02:58:23,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-09 02:58:23,341 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 02:58:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:58:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-09 02:58:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-09 02:58:25,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 02:58:25,509 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-09 02:58:25,514 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 02:58:25,558 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:58:25,560 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 02:58:25,564 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-09 02:58:25,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,566 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 02:58:25,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,568 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 02:58:25,569 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 02:58:25,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:58:25 ImpRootNode [2018-12-09 02:58:25,569 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 02:58:25,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 02:58:25,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 02:58:25,570 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 02:58:25,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:58:21" (3/4) ... [2018-12-09 02:58:25,572 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 02:58:25,578 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-09 02:58:25,579 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 02:58:25,579 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 02:58:25,595 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_7 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0])) [2018-12-09 02:58:25,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-09 02:58:25,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) [2018-12-09 02:58:25,613 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_94f30218-0c1e-46c9-9bfd-67b298169853/bin-2019/ukojak/witness.graphml [2018-12-09 02:58:25,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 02:58:25,613 INFO L168 Benchmark]: Toolchain (without parser) took 4821.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 944.7 MB in the beginning and 841.7 MB in the end (delta: 103.0 MB). Peak memory consumption was 253.5 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,614 INFO L168 Benchmark]: CDTParser took 0.13 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 02:58:25,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.40 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:58:25,615 INFO L168 Benchmark]: Boogie Preprocessor took 51.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -217.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,615 INFO L168 Benchmark]: RCFGBuilder took 286.93 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,615 INFO L168 Benchmark]: CodeCheck took 4257.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 848.4 MB in the end (delta: 265.4 MB). Peak memory consumption was 265.4 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,615 INFO L168 Benchmark]: Witness Printer took 43.67 ms. Allocated memory is still 1.2 GB. Free memory was 848.4 MB in the beginning and 841.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 02:58:25,617 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 1 procedures, 28 locations, 1 error locations. SAFE Result, 4.1s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1500 SDtfs, 354 SDslu, 196 SDs, 0 SdLazy, 1840 SolverSat, 506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 715 GetRequests, 669 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 22 QuantifiedInterpolants, 5427 SizeOfPredicates, 28 NumberOfNonLiveVariables, 277 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 - PositiveResult [Line: 86]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 32]: Loop Invariant [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-09 02:58:25,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] Derived loop invariant: (\exists v_prenex_7 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0])) - InvariantResult [Line: 65]: Loop Invariant [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 02:58:25,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 153.40 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -217.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 286.93 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * CodeCheck took 4257.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 848.4 MB in the end (delta: 265.4 MB). Peak memory consumption was 265.4 MB. Max. memory is 11.5 GB. * Witness Printer took 43.67 ms. Allocated memory is still 1.2 GB. Free memory was 848.4 MB in the beginning and 841.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...