/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 880ea7a6e3bf15e1c28bd78f5267ea1e88339658 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 880ea7a6e3bf15e1c28bd78f5267ea1e88339658 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:46:05,289 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:46:05,291 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:46:05,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:46:05,304 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:46:05,305 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:46:05,307 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:46:05,309 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:46:05,311 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:46:05,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:46:05,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:46:05,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:46:05,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:46:05,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:46:05,317 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:46:05,318 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:46:05,319 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:46:05,321 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:46:05,323 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:46:05,325 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:46:05,326 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:46:05,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:46:05,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:46:05,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:46:05,331 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:46:05,332 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:46:05,333 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:46:05,334 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:46:05,335 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:46:05,337 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:46:05,337 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:46:05,338 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:46:05,338 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:46:05,338 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:46:05,340 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:46:05,341 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:46:05,341 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:46:05,362 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:46:05,363 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:46:05,363 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:46:05,364 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:46:05,364 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:46:05,365 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:46:05,365 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:46:05,365 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:46:05,365 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:46:05,365 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:46:05,365 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:46:05,366 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:46:05,366 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:46:05,366 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:46:05,366 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:46:05,366 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:46:05,369 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:46:05,369 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:46:05,369 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:46:05,369 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:46:05,369 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:46:05,370 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:46:05,370 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:05,370 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:46:05,370 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:46:05,372 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:46:05,372 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:46:05,373 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:46:05,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:46:05,373 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 880ea7a6e3bf15e1c28bd78f5267ea1e88339658 [2018-09-20 14:46:05,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:46:05,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:46:05,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:46:05,462 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:46:05,463 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:46:05,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:05,828 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f55e76f/15576bfd59984f16abdb068b9bc24931/FLAG878db0fa7 [2018-09-20 14:46:05,965 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:46:05,966 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:05,974 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f55e76f/15576bfd59984f16abdb068b9bc24931/FLAG878db0fa7 [2018-09-20 14:46:05,993 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f55e76f/15576bfd59984f16abdb068b9bc24931 [2018-09-20 14:46:05,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:46:06,000 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:46:06,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:06,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:46:06,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:46:06,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:05" (1/1) ... [2018-09-20 14:46:06,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64be50d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06, skipping insertion in model container [2018-09-20 14:46:06,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:05" (1/1) ... [2018-09-20 14:46:06,026 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:46:06,344 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:06,374 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:46:06,416 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:06,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06 WrapperNode [2018-09-20 14:46:06,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:06,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:46:06,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:46:06,450 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:46:06,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... [2018-09-20 14:46:06,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:46:06,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:46:06,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:46:06,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:46:06,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-09-20 14:46:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:46:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:46:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-20 14:46:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:46:06,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:46:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:46:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-20 14:46:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:46:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:46:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:46:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:46:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:46:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:46:06,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:46:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:46:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:46:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:46:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:46:07,481 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:46:07,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:07 BoogieIcfgContainer [2018-09-20 14:46:07,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:46:07,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:46:07,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:46:07,487 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:46:07,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:46:05" (1/3) ... [2018-09-20 14:46:07,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b766c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:07, skipping insertion in model container [2018-09-20 14:46:07,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:06" (2/3) ... [2018-09-20 14:46:07,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b766c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:07, skipping insertion in model container [2018-09-20 14:46:07,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:07" (3/3) ... [2018-09-20 14:46:07,493 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:07,502 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:46:07,510 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:46:07,557 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:46:07,558 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:46:07,558 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:46:07,558 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:46:07,559 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:46:07,559 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:46:07,559 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:46:07,559 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:46:07,559 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:46:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-09-20 14:46:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 14:46:07,590 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:07,591 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:07,593 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:07,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1409530107, now seen corresponding path program 1 times [2018-09-20 14:46:07,601 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:46:07,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:46:07,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:07,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:07,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:07,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:07,776 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:07,776 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:46:07,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:46:07,796 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:46:07,797 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:07,801 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-09-20 14:46:07,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:07,831 INFO L93 Difference]: Finished difference Result 195 states and 244 transitions. [2018-09-20 14:46:07,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:46:07,833 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 14:46:07,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:07,846 INFO L225 Difference]: With dead ends: 195 [2018-09-20 14:46:07,847 INFO L226 Difference]: Without dead ends: 97 [2018-09-20 14:46:07,851 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:07,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-09-20 14:46:07,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-09-20 14:46:07,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-09-20 14:46:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 108 transitions. [2018-09-20 14:46:07,897 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 108 transitions. Word has length 19 [2018-09-20 14:46:07,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:07,898 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 108 transitions. [2018-09-20 14:46:07,898 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:46:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2018-09-20 14:46:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 14:46:07,899 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:07,899 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:07,900 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:07,900 INFO L82 PathProgramCache]: Analyzing trace with hash 887963003, now seen corresponding path program 1 times [2018-09-20 14:46:07,900 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:46:07,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:46:07,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:07,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:07,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:46:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:46:08,037 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:46:08,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:46:08 BoogieIcfgContainer [2018-09-20 14:46:08,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:46:08,085 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:46:08,085 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:46:08,085 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:46:08,086 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:07" (3/4) ... [2018-09-20 14:46:08,091 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:46:08,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:46:08,092 INFO L168 Benchmark]: Toolchain (without parser) took 2094.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -98.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:08,094 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:46:08,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.53 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:08,096 INFO L168 Benchmark]: Boogie Preprocessor took 65.72 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:46:08,096 INFO L168 Benchmark]: RCFGBuilder took 965.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:08,097 INFO L168 Benchmark]: TraceAbstraction took 601.09 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: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:08,098 INFO L168 Benchmark]: Witness Printer took 6.14 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. [2018-09-20 14:46:08,106 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 448.53 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.72 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 965.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 601.09 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: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.14 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 145]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 21, overapproximation of bitwiseAnd at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 144. Possible FailurePath: [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L17-L42] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; VAL [\old(huge_exp)=10, \old(invln2_exp)=11, \old(o_threshold_exp)=19, \old(one_exp)=29, \old(P1_exp)=14, \old(P2_exp)=17, \old(P3_exp)=23, \old(P4_exp)=26, \old(P5_exp)=24, \old(twom1000_exp)=18, \old(u_threshold_exp)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L137] double x = __VERIFIER_nondet_double(); [L139] COND TRUE x == 0.0 || x == -0.0 VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L141] CALL, EXPR __ieee754_exp(x) VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L45] double y, hi, lo, c, t; [L46] __int32_t k = 0, xsb; [L46] __int32_t k = 0, xsb; [L47] __uint32_t hx; VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L50] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=12, gh_u={27:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L51] FCALL gh_u.value = (x) VAL [\old(x)=12, gh_u={27:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L52] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=12, gh_u={27:0}, gh_u.parts.msw=22, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L52] (hx) = gh_u.parts.msw VAL [\old(x)=12, gh_u={27:0}, gh_u.parts.msw=22, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=22, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L52] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=25, \old(x)=12, gh_u={27:0}, gh_u.parts.msw=22, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=22, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L53] COND FALSE !(0) VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=22, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L54] xsb = (hx >> 31) & 1 [L55] hx &= 0x7fffffff VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12, xsb=-1] [L57] COND TRUE hx >= 0x40862E42 VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12, xsb=-1] [L58] COND FALSE !(hx >= 0x7ff00000) VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12, xsb=-1] [L70] COND TRUE x > o_threshold_exp [L71] RET return huge_exp * huge_exp; VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12, xsb=-1] [L141] EXPR __ieee754_exp(x) VAL [__ieee754_exp(x)=13, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L141] double res = __ieee754_exp(x); [L144] COND TRUE res != 1.0 VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, res=13, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L145] __VERIFIER_error() VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, res=13, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 102 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 114 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:46:10,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:46:10,510 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:46:10,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:46:10,526 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:46:10,527 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:46:10,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:46:10,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:46:10,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:46:10,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:46:10,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:46:10,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:46:10,543 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:46:10,546 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:46:10,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:46:10,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:46:10,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:46:10,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:46:10,556 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:46:10,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:46:10,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:46:10,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:46:10,563 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:46:10,563 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:46:10,563 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:46:10,564 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:46:10,567 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:46:10,568 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:46:10,569 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:46:10,573 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:46:10,574 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:46:10,574 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:46:10,575 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:46:10,575 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:46:10,578 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:46:10,579 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:46:10,579 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:46:10,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:46:10,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:46:10,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:46:10,611 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:46:10,612 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:46:10,613 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:46:10,613 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:46:10,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:46:10,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:46:10,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:46:10,614 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:46:10,614 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:46:10,614 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:46:10,614 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:46:10,614 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:46:10,615 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:46:10,616 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:46:10,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:46:10,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:46:10,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:46:10,616 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:46:10,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:46:10,617 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:46:10,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:10,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:46:10,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:46:10,619 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:46:10,619 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:46:10,619 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:46:10,619 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:46:10,620 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:46:10,620 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 880ea7a6e3bf15e1c28bd78f5267ea1e88339658 [2018-09-20 14:46:10,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:46:10,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:46:10,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:46:10,709 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:46:10,710 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:46:10,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:11,072 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96913183/a55a5eb421f5498fb5e5083ba404206a/FLAG3a8b334ce [2018-09-20 14:46:11,241 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:46:11,241 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:11,249 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96913183/a55a5eb421f5498fb5e5083ba404206a/FLAG3a8b334ce [2018-09-20 14:46:11,265 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96913183/a55a5eb421f5498fb5e5083ba404206a [2018-09-20 14:46:11,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:46:11,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:46:11,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:11,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:46:11,281 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:46:11,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53a0a11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11, skipping insertion in model container [2018-09-20 14:46:11,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,297 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:46:11,634 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:11,663 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:46:11,727 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:11,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11 WrapperNode [2018-09-20 14:46:11,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:11,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:46:11,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:46:11,801 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:46:11,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... [2018-09-20 14:46:11,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:46:11,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:46:11,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:46:11,911 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:46:11,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-09-20 14:46:12,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:46:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:46:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-20 14:46:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:46:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:46:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:46:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:46:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:46:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:46:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:46:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:46:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:46:12,316 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:12,372 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:12,502 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:12,534 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,781 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,799 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,830 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,922 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,938 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,976 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:26,569 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:46:26,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:26 BoogieIcfgContainer [2018-09-20 14:46:26,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:46:26,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:46:26,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:46:26,574 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:46:26,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:46:11" (1/3) ... [2018-09-20 14:46:26,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf83c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:26, skipping insertion in model container [2018-09-20 14:46:26,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:11" (2/3) ... [2018-09-20 14:46:26,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf83c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:26, skipping insertion in model container [2018-09-20 14:46:26,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:26" (3/3) ... [2018-09-20 14:46:26,579 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0832_true-unreach-call.c [2018-09-20 14:46:26,590 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:46:26,602 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:46:26,652 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:46:26,653 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:46:26,653 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:46:26,653 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:46:26,653 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:46:26,654 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:46:26,654 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:46:26,654 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:46:26,654 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:46:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-09-20 14:46:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 14:46:26,686 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:26,687 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:26,689 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:26,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1409530107, now seen corresponding path program 1 times [2018-09-20 14:46:26,700 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:26,701 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:46:26,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:27,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:27,094 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:27,111 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:27,111 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:46:27,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:46:27,125 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:46:27,126 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:27,128 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-09-20 14:46:27,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:27,161 INFO L93 Difference]: Finished difference Result 195 states and 244 transitions. [2018-09-20 14:46:27,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:46:27,162 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 14:46:27,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:27,174 INFO L225 Difference]: With dead ends: 195 [2018-09-20 14:46:27,174 INFO L226 Difference]: Without dead ends: 97 [2018-09-20 14:46:27,179 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:27,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-09-20 14:46:27,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-09-20 14:46:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-09-20 14:46:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 108 transitions. [2018-09-20 14:46:27,237 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 108 transitions. Word has length 19 [2018-09-20 14:46:27,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:27,238 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 108 transitions. [2018-09-20 14:46:27,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:46:27,238 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2018-09-20 14:46:27,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 14:46:27,240 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:27,240 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:27,240 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:27,241 INFO L82 PathProgramCache]: Analyzing trace with hash 887963003, now seen corresponding path program 1 times [2018-09-20 14:46:27,242 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:27,242 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 14:46:27,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:27,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:27,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 14:46:27,763 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:46:27,764 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:46:27,770 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:46:27,796 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:46:27,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:46:27,920 INFO L477 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 20 treesize of output 16 [2018-09-20 14:46:27,936 INFO L477 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 16 treesize of output 4 [2018-09-20 14:46:27,937 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:46:27,962 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:46:28,039 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:46:28,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:46:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:28,483 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:28,500 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:28,500 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:46:28,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:46:28,503 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:46:28,503 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:46:28,504 INFO L87 Difference]: Start difference. First operand 97 states and 108 transitions. Second operand 9 states. [2018-09-20 14:46:29,037 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:46:47,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:47,684 INFO L93 Difference]: Finished difference Result 164 states and 180 transitions. [2018-09-20 14:46:47,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:46:47,685 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-09-20 14:46:47,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:47,689 INFO L225 Difference]: With dead ends: 164 [2018-09-20 14:46:47,689 INFO L226 Difference]: Without dead ends: 91 [2018-09-20 14:46:47,691 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:46:47,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-09-20 14:46:47,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 86. [2018-09-20 14:46:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 14:46:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 92 transitions. [2018-09-20 14:46:47,705 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 92 transitions. Word has length 28 [2018-09-20 14:46:47,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:47,706 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 92 transitions. [2018-09-20 14:46:47,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:46:47,706 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2018-09-20 14:46:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-20 14:46:47,707 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:47,707 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:47,708 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:47,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1939365783, now seen corresponding path program 1 times [2018-09-20 14:46:47,709 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:47,709 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 14:46:47,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:47,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:50,824 WARN L178 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-20 14:46:51,605 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 14:46:52,561 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 14:46:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:52,612 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:52,628 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:52,628 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 14:46:52,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 14:46:52,629 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 14:46:52,629 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:46:52,632 INFO L87 Difference]: Start difference. First operand 86 states and 92 transitions. Second operand 8 states. [2018-09-20 14:47:07,581 WARN L178 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 14:47:27,898 WARN L178 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 14:47:29,612 WARN L178 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 14:47:30,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:47:30,900 INFO L93 Difference]: Finished difference Result 95 states and 100 transitions. [2018-09-20 14:47:30,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-20 14:47:30,939 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2018-09-20 14:47:30,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:47:30,940 INFO L225 Difference]: With dead ends: 95 [2018-09-20 14:47:30,941 INFO L226 Difference]: Without dead ends: 89 [2018-09-20 14:47:30,942 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-09-20 14:47:30,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-09-20 14:47:30,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 86. [2018-09-20 14:47:30,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 14:47:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions. [2018-09-20 14:47:30,952 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 29 [2018-09-20 14:47:30,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:47:30,953 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions. [2018-09-20 14:47:30,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 14:47:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2018-09-20 14:47:30,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-20 14:47:30,954 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:47:30,955 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:47:30,955 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:47:30,956 INFO L82 PathProgramCache]: Analyzing trace with hash -712495516, now seen corresponding path program 1 times [2018-09-20 14:47:30,956 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:47:30,957 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 14:47:30,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:47:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:47:34,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:47:34,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 14:47:34,437 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:47:34,437 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:47:34,443 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:47:34,469 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:47:34,469 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:47:34,512 INFO L477 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 20 treesize of output 16 [2018-09-20 14:47:34,517 INFO L477 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 16 treesize of output 4 [2018-09-20 14:47:34,518 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:47:34,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:47:34,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:47:34,533 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:47:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:47:34,826 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:47:34,875 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:47:34,875 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:47:34,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:47:34,876 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:47:34,876 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:47:34,877 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand 9 states. [2018-09-20 14:47:35,500 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:47:35,777 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:47:56,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:47:56,756 INFO L93 Difference]: Finished difference Result 144 states and 150 transitions. [2018-09-20 14:47:56,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 14:47:56,758 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-09-20 14:47:56,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:47:56,760 INFO L225 Difference]: With dead ends: 144 [2018-09-20 14:47:56,760 INFO L226 Difference]: Without dead ends: 87 [2018-09-20 14:47:56,761 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:47:56,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-09-20 14:47:56,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2018-09-20 14:47:56,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-09-20 14:47:56,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 88 transitions. [2018-09-20 14:47:56,769 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 88 transitions. Word has length 30 [2018-09-20 14:47:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:47:56,770 INFO L480 AbstractCegarLoop]: Abstraction has 85 states and 88 transitions. [2018-09-20 14:47:56,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:47:56,770 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2018-09-20 14:47:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:47:56,771 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:47:56,771 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:47:56,772 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:47:56,772 INFO L82 PathProgramCache]: Analyzing trace with hash -2114321293, now seen corresponding path program 1 times [2018-09-20 14:47:56,772 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:47:56,772 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 14:47:56,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:47:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:48:00,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:48:01,114 WARN L178 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-20 14:48:05,442 WARN L178 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 14 [2018-09-20 14:48:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:48:05,492 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:48:05,535 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:48:05,535 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 14:48:05,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-20 14:48:05,536 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-20 14:48:05,536 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-20 14:48:05,536 INFO L87 Difference]: Start difference. First operand 85 states and 88 transitions. Second operand 6 states. [2018-09-20 14:48:19,589 WARN L178 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 16 [2018-09-20 14:48:30,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:48:30,100 INFO L93 Difference]: Finished difference Result 93 states and 96 transitions. [2018-09-20 14:48:30,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 14:48:30,101 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-09-20 14:48:30,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:48:30,104 INFO L225 Difference]: With dead ends: 93 [2018-09-20 14:48:30,104 INFO L226 Difference]: Without dead ends: 87 [2018-09-20 14:48:30,107 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-20 14:48:30,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-09-20 14:48:30,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-09-20 14:48:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-09-20 14:48:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 90 transitions. [2018-09-20 14:48:30,125 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 90 transitions. Word has length 31 [2018-09-20 14:48:30,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:48:30,126 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 90 transitions. [2018-09-20 14:48:30,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-20 14:48:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2018-09-20 14:48:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:48:30,128 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:48:30,128 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:48:30,129 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:48:30,129 INFO L82 PathProgramCache]: Analyzing trace with hash 916155774, now seen corresponding path program 1 times [2018-09-20 14:48:30,129 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:48:30,129 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 14:48:30,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:48:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:48:34,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:48:34,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 14:48:34,718 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:48:34,718 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:48:34,731 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:48:34,751 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:48:34,751 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:48:34,795 INFO L477 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 20 treesize of output 16 [2018-09-20 14:48:34,801 INFO L477 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 16 treesize of output 4 [2018-09-20 14:48:34,801 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:48:34,806 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:48:34,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:48:34,821 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:48:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:48:35,103 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:48:35,196 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:48:35,197 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:48:35,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:48:35,199 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:48:35,199 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:48:35,199 INFO L87 Difference]: Start difference. First operand 87 states and 90 transitions. Second operand 9 states. [2018-09-20 14:48:35,942 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:48:36,188 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:48:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:48:56,576 INFO L93 Difference]: Finished difference Result 140 states and 143 transitions. [2018-09-20 14:48:56,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:48:56,578 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-20 14:48:56,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:48:56,579 INFO L225 Difference]: With dead ends: 140 [2018-09-20 14:48:56,579 INFO L226 Difference]: Without dead ends: 79 [2018-09-20 14:48:56,580 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:48:56,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-09-20 14:48:56,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2018-09-20 14:48:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-09-20 14:48:56,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-09-20 14:48:56,593 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 79 transitions. Word has length 31 [2018-09-20 14:48:56,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:48:56,594 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 79 transitions. [2018-09-20 14:48:56,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:48:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-09-20 14:48:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-20 14:48:56,595 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:48:56,595 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:48:56,597 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:48:56,597 INFO L82 PathProgramCache]: Analyzing trace with hash 745135799, now seen corresponding path program 1 times [2018-09-20 14:48:56,597 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:48:56,598 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 14:48:56,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:49:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:49:00,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:49:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:49:00,385 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:49:00,442 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:49:00,442 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 14:49:00,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 14:49:00,443 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 14:49:00,443 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 14:49:00,443 INFO L87 Difference]: Start difference. First operand 79 states and 79 transitions. Second operand 3 states. [2018-09-20 14:49:00,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:49:00,446 INFO L93 Difference]: Finished difference Result 79 states and 79 transitions. [2018-09-20 14:49:00,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 14:49:00,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-09-20 14:49:00,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:49:00,447 INFO L225 Difference]: With dead ends: 79 [2018-09-20 14:49:00,447 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:49:00,449 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 14:49:00,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:49:00,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:49:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:49:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:49:00,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2018-09-20 14:49:00,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:49:00,450 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:49:00,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 14:49:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:49:00,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:49:00,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:49:00,767 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-09-20 14:49:01,044 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2018-09-20 14:49:01,182 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-09-20 14:49:01,188 INFO L426 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L422 ceAbstractionStarter]: At program point L60-3(lines 60 64) the Hoare annotation is: (or (and (= __ieee754_exp_~x |__ieee754_exp_#in~x|) (exists ((|v_q#valueAsBitvector_11| (_ BitVec 64))) (and (bvuge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_11|) (_ bv2147483647 32)) (_ bv1082535490 32)) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_11|) ((_ extract 62 52) |v_q#valueAsBitvector_11|) ((_ extract 51 0) |v_q#valueAsBitvector_11|)) |__ieee754_exp_#in~x|))) (exists ((|v_q#valueAsBitvector_11| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_11|) ((_ extract 62 52) |v_q#valueAsBitvector_11|) ((_ extract 51 0) |v_q#valueAsBitvector_11|)) |__ieee754_exp_#in~x|) (= __ieee754_exp_~hx~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_11|) (_ bv2147483647 32)))))) (not (= ~huge_exp~0 ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (not (= ((_ to_fp 11 53) RNE 1.0) ~one_exp~0))) [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L60-4(lines 58 69) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L52-1(line 52) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L52-2(line 52) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L77(lines 77 86) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L77-2(lines 77 86) no Hoare annotation was computed. [2018-09-20 14:49:01,189 INFO L426 ceAbstractionStarter]: For program point L102-1(lines 102 106) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L422 ceAbstractionStarter]: At program point L102-3(lines 102 106) the Hoare annotation is: (or (not (= ~huge_exp~0 ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (not (= ((_ to_fp 11 53) RNE 1.0) ~one_exp~0)) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvult (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1043333120 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)) |__ieee754_exp_#in~x|)))) [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L61-2(line 61) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L61-3(line 61) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-09-20 14:49:01,190 INFO L426 ceAbstractionStarter]: For program point L119-2(line 119) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L111-1(line 111) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L111-3(line 111) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-09-20 14:49:01,191 INFO L426 ceAbstractionStarter]: For program point L103-1(line 103) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L103-2(line 103) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L103-3(line 103) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L96(lines 96 99) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L63-1(line 63) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L63-2(line 63) no Hoare annotation was computed. [2018-09-20 14:49:01,192 INFO L426 ceAbstractionStarter]: For program point L121(lines 121 126) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L88(lines 88 91) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L121-2(lines 114 128) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L88-2(lines 76 91) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L121-3(lines 121 126) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 73) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-09-20 14:49:01,193 INFO L426 ceAbstractionStarter]: For program point L105-2(line 105) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L89(lines 89 90) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L122-2(line 122) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L122-3(line 122) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point __ieee754_expFINAL(lines 44 129) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L429 ceAbstractionStarter]: At program point __ieee754_expENTRY(lines 44 129) the Hoare annotation is: true [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 14:49:01,194 INFO L426 ceAbstractionStarter]: For program point L57(lines 57 74) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L57-2(lines 44 129) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L49-1(lines 49 53) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L422 ceAbstractionStarter]: At program point L49-3(lines 49 53) the Hoare annotation is: (or (not (= ~huge_exp~0 ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (not (= ((_ to_fp 11 53) RNE 1.0) ~one_exp~0)) (and (= __ieee754_exp_~k~0 (_ bv0 32)) (= __ieee754_exp_~x |__ieee754_exp_#in~x|))) [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L49-4(lines 49 53) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L107-2(lines 100 114) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L107-3(lines 107 112) no Hoare annotation was computed. [2018-09-20 14:49:01,195 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 69) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L50-1(line 50) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L422 ceAbstractionStarter]: At program point L116-3(lines 116 120) the Hoare annotation is: (or (not (= ~huge_exp~0 ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (not (= ((_ to_fp 11 53) RNE 1.0) ~one_exp~0)) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvult (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1043333120 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)) |__ieee754_exp_#in~x|)))) [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L50-2(line 50) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L50-3(line 50) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-09-20 14:49:01,196 INFO L426 ceAbstractionStarter]: For program point L108-1(line 108) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L108-2(line 108) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point __ieee754_expEXIT(lines 44 129) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L108-3(line 108) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L100(lines 100 128) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L125-3(line 125) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-09-20 14:49:01,197 INFO L426 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L117-2(line 117) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L117-3(line 117) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point L68-2(line 68) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:49:01,198 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:49:01,199 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) RNE 1.0)) (= ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0)) [2018-09-20 14:49:01,199 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:49:01,199 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 131 151) the Hoare annotation is: true [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 131 151) no Hoare annotation was computed. [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 14:49:01,199 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 147) no Hoare annotation was computed. [2018-09-20 14:49:01,200 INFO L422 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= ~huge_exp~0 ((_ to_fp 11 53) RNE 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (not (= ((_ to_fp 11 53) RNE 1.0) ~one_exp~0)) (fp.eq main_~x~0 (fp.neg (_ +zero 11 53)))) [2018-09-20 14:49:01,200 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 131 151) no Hoare annotation was computed. [2018-09-20 14:49:01,200 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 14:49:01,200 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 148) no Hoare annotation was computed. [2018-09-20 14:49:01,200 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-09-20 14:49:01,200 INFO L426 ceAbstractionStarter]: For program point L139-2(lines 139 148) no Hoare annotation was computed. [2018-09-20 14:49:01,208 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,209 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,209 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,209 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,215 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,215 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,215 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,215 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,216 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,216 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,217 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,217 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,218 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,218 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,219 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,219 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,221 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,221 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,221 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,222 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,222 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,222 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,223 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,224 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,224 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,225 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,225 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,225 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,225 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,225 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,226 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,226 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,226 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,227 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,227 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,227 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:49:01 BoogieIcfgContainer [2018-09-20 14:49:01,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:49:01,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:49:01,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:49:01,230 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:49:01,231 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:26" (3/4) ... [2018-09-20 14:49:01,234 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:49:01,241 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:49:01,241 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_exp [2018-09-20 14:49:01,242 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:49:01,249 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-09-20 14:49:01,250 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-09-20 14:49:01,250 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 14:49:01,282 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (k == 0bv32 && x == \old(x)) [2018-09-20 14:49:01,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((x == \old(x) && (\exists v_q#valueAsBitvector_11 : bv64 :: ~bvuge32(~bvand32(v_q#valueAsBitvector_11[63:32], 2147483647bv32), 1082535490bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) == \old(x))) && (\exists v_q#valueAsBitvector_11 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) == \old(x) && hx == ~bvand32(v_q#valueAsBitvector_11[63:32], 2147483647bv32))) || !(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp) [2018-09-20 14:49:01,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvult32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1043333120bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) == \old(x)) [2018-09-20 14:49:01,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvult32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1043333120bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) == \old(x)) [2018-09-20 14:49:01,365 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:49:01,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:49:01,366 INFO L168 Benchmark]: Toolchain (without parser) took 170097.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:49:01,367 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:49:01,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.77 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:49:01,368 INFO L168 Benchmark]: Boogie Preprocessor took 105.78 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:49:01,368 INFO L168 Benchmark]: RCFGBuilder took 14659.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:49:01,374 INFO L168 Benchmark]: TraceAbstraction took 154658.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.2 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:49:01,375 INFO L168 Benchmark]: Witness Printer took 135.89 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:49:01,379 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 527.77 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.78 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 14659.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 154658.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.2 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. * Witness Printer took 135.89 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 102]: Loop Invariant [2018-09-20 14:49:01,392 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,392 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,392 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,393 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,393 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,393 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,397 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,398 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,398 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,398 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,398 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,398 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] Derived loop invariant: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvult32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1043333120bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) == \old(x)) - InvariantResult [Line: 49]: Loop Invariant [2018-09-20 14:49:01,399 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,399 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,402 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,402 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (k == 0bv32 && x == \old(x)) - InvariantResult [Line: 60]: Loop Invariant [2018-09-20 14:49:01,403 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,403 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,403 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,406 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,407 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,407 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,407 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,407 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,407 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,408 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,409 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,409 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,409 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,409 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,409 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,412 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,413 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,413 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_11,QUANTIFIED] [2018-09-20 14:49:01,413 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,413 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (((x == \old(x) && (\exists v_q#valueAsBitvector_11 : bv64 :: ~bvuge32(~bvand32(v_q#valueAsBitvector_11[63:32], 2147483647bv32), 1082535490bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) == \old(x))) && (\exists v_q#valueAsBitvector_11 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_11[63:63], v_q#valueAsBitvector_11[62:52], v_q#valueAsBitvector_11[51:0]) == \old(x) && hx == ~bvand32(v_q#valueAsBitvector_11[63:32], 2147483647bv32))) || !(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp) - InvariantResult [Line: 116]: Loop Invariant [2018-09-20 14:49:01,414 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,414 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,418 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,419 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,419 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,419 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,420 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,420 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:49:01,420 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,420 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,420 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:49:01,421 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] Derived loop invariant: (!(huge_exp == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E300)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) == one_exp)) || (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvult32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1043333120bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 102 locations, 1 error locations. SAFE Result, 154.5s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 125.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 571 SDtfs, 336 SDslu, 2216 SDs, 0 SdLazy, 519 SolverSat, 22 SolverUnsat, 33 SolverUnknown, 0 SolverNotchecked, 105.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 21.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 10 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 16 NumberOfFragments, 165 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 101 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 14.4s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 216 ConstructedInterpolants, 46 QuantifiedInterpolants, 45254 SizeOfPredicates, 29 NumberOfNonLiveVariables, 762 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...