/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1121b_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/float_req_bl_1121b_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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ............................................................................................................................................................................................................................................................................... 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/float_req_bl_1121b_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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:30:40,326 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:30:40,330 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:30:40,347 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:30:40,348 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:30:40,349 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:30:40,350 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:30:40,352 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:30:40,354 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:30:40,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:30:40,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:30:40,357 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:30:40,358 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:30:40,359 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:30:40,360 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:30:40,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:30:40,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:30:40,364 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:30:40,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:30:40,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:30:40,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:30:40,371 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:30:40,374 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:30:40,374 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:30:40,374 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:30:40,375 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:30:40,377 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:30:40,378 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:30:40,379 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:30:40,380 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:30:40,380 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:30:40,381 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:30:40,381 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:30:40,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:30:40,383 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:30:40,384 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:30:40,384 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:30:40,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:30:40,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:30:40,412 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:30:40,412 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:30:40,413 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:30:40,413 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:30:40,413 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:30:40,413 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:30:40,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:30:40,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:30:40,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:30:40,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:30:40,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:30:40,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:30:40,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:30:40,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:30:40,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:30:40,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:40,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:30:40,421 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:30:40,422 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:30:40,422 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:30:40,422 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:30:40,422 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:30:40,424 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-09-20 15:30:40,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:30:40,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:30:40,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:30:40,517 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:30:40,518 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:30:40,519 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:40,865 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1544972/4274e1ebe79c453891b0d4f02883b6af/FLAG682a765d3 [2018-09-20 15:30:40,999 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:30:41,000 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:41,010 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1544972/4274e1ebe79c453891b0d4f02883b6af/FLAG682a765d3 [2018-09-20 15:30:41,030 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1544972/4274e1ebe79c453891b0d4f02883b6af [2018-09-20 15:30:41,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:30:41,039 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:30:41,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:41,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:30:41,047 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:30:41,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c74311e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41, skipping insertion in model container [2018-09-20 15:30:41,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,063 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:30:41,341 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:41,361 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:30:41,402 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:41,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41 WrapperNode [2018-09-20 15:30:41,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:41,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:30:41,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:30:41,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:30:41,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:30:41,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:30:41,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:30:41,506 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:30:41,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (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 15:30:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:30:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:30:41,656 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-09-20 15:30:41,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-20 15:30:41,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:30:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:30:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:30:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-09-20 15:30:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:30:41,657 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-20 15:30:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:30:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:30:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:30:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:30:41,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:30:42,500 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:30:42,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:42 BoogieIcfgContainer [2018-09-20 15:30:42,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:30:42,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:30:42,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:30:42,505 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:30:42,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:30:41" (1/3) ... [2018-09-20 15:30:42,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429990da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:42, skipping insertion in model container [2018-09-20 15:30:42,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41" (2/3) ... [2018-09-20 15:30:42,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429990da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:42, skipping insertion in model container [2018-09-20 15:30:42,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:42" (3/3) ... [2018-09-20 15:30:42,509 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:42,520 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:30:42,528 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:30:42,577 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:30:42,578 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:30:42,578 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:30:42,578 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:30:42,578 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:30:42,578 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:30:42,579 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:30:42,579 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:30:42,579 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:30:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2018-09-20 15:30:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 15:30:42,623 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:42,624 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] [2018-09-20 15:30:42,626 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:42,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1890390490, now seen corresponding path program 1 times [2018-09-20 15:30:42,635 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:30:42,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:30:42,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:42,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:42,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:42,787 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 15:30:42,790 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:30:42,791 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:30:42,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:30:42,810 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:30:42,811 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:42,813 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 2 states. [2018-09-20 15:30:42,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:30:42,843 INFO L93 Difference]: Finished difference Result 174 states and 230 transitions. [2018-09-20 15:30:42,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:30:42,845 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 15:30:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:30:42,858 INFO L225 Difference]: With dead ends: 174 [2018-09-20 15:30:42,859 INFO L226 Difference]: Without dead ends: 87 [2018-09-20 15:30:42,863 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 15:30:42,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-09-20 15:30:42,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-09-20 15:30:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-09-20 15:30:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 102 transitions. [2018-09-20 15:30:42,912 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 102 transitions. Word has length 22 [2018-09-20 15:30:42,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:30:42,912 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 102 transitions. [2018-09-20 15:30:42,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:30:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2018-09-20 15:30:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 15:30:42,914 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:42,915 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] [2018-09-20 15:30:42,915 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:42,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1026777090, now seen corresponding path program 1 times [2018-09-20 15:30:42,916 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:30:42,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:30:42,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:42,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:42,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:42,978 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:91) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createCCEquality(EqualityProxy.java:112) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.mbtc(LinArSolve.java:2063) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.computeConflictClause(LinArSolve.java:618) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.checkConsistency(DPLLEngine.java:1027) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.solve(DPLLEngine.java:1171) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol$CheckType$1.check(SMTInterpol.java:114) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSatAssuming(SMTInterpol.java:502) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSat(SMTInterpol.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:183) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:430) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 15:30:42,984 INFO L168 Benchmark]: Toolchain (without parser) took 1948.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:42,986 INFO L168 Benchmark]: CDTParser took 0.18 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 15:30:42,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:42,988 INFO L168 Benchmark]: Boogie Preprocessor took 50.32 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:30:42,988 INFO L168 Benchmark]: RCFGBuilder took 994.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:42,989 INFO L168 Benchmark]: TraceAbstraction took 481.83 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:42,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 415.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.32 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 994.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 481.83 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:91) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:30:45,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:30:45,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:30:45,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:30:45,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:30:45,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:30:45,432 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:30:45,434 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:30:45,437 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:30:45,438 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:30:45,447 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:30:45,447 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:30:45,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:30:45,450 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:30:45,453 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:30:45,454 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:30:45,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:30:45,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:30:45,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:30:45,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:30:45,465 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:30:45,467 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:30:45,472 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:30:45,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:30:45,473 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:30:45,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:30:45,476 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:30:45,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:30:45,477 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:30:45,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:30:45,481 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:30:45,483 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:30:45,483 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:30:45,483 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:30:45,484 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:30:45,486 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:30:45,486 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:30:45,515 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:30:45,515 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:30:45,516 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:30:45,517 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:30:45,517 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:30:45,517 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:30:45,518 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:30:45,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:30:45,518 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:30:45,518 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:30:45,518 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:30:45,518 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:30:45,519 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:30:45,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:30:45,519 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:30:45,519 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:30:45,519 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:30:45,520 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:30:45,521 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:30:45,521 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:30:45,521 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:30:45,521 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:30:45,521 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:30:45,522 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:45,522 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:30:45,522 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:30:45,522 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:30:45,522 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:30:45,523 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:30:45,523 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:30:45,523 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:30:45,523 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-09-20 15:30:45,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:30:45,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:30:45,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:30:45,630 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:30:45,630 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:30:45,631 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:45,988 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade80b2d7/c7b2f17431d647afba829801ac708cbc/FLAG9585ff4a6 [2018-09-20 15:30:46,169 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:30:46,170 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:46,179 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade80b2d7/c7b2f17431d647afba829801ac708cbc/FLAG9585ff4a6 [2018-09-20 15:30:46,194 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade80b2d7/c7b2f17431d647afba829801ac708cbc [2018-09-20 15:30:46,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:30:46,201 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:30:46,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:46,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:30:46,211 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:30:46,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc0c6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46, skipping insertion in model container [2018-09-20 15:30:46,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,228 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:30:46,479 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:46,501 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:30:46,537 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:46,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46 WrapperNode [2018-09-20 15:30:46,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:46,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:30:46,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:30:46,577 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:30:46,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:30:46,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:30:46,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:30:46,669 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:30:46,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (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 15:30:46,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:30:46,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:30:46,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-09-20 15:30:46,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-20 15:30:46,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:30:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:30:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:30:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-09-20 15:30:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:30:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:30:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:30:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:30:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:30:46,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:30:46,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:30:47,286 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:47,299 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:47,327 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:47,342 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:48,656 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:30:48,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48 BoogieIcfgContainer [2018-09-20 15:30:48,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:30:48,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:30:48,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:30:48,661 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:30:48,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:30:46" (1/3) ... [2018-09-20 15:30:48,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b381217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:48, skipping insertion in model container [2018-09-20 15:30:48,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46" (2/3) ... [2018-09-20 15:30:48,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b381217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:48, skipping insertion in model container [2018-09-20 15:30:48,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48" (3/3) ... [2018-09-20 15:30:48,664 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121b_true-unreach-call.c [2018-09-20 15:30:48,674 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:30:48,683 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:30:48,732 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:30:48,733 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:30:48,733 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:30:48,733 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:30:48,734 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:30:48,734 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:30:48,734 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:30:48,734 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:30:48,734 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:30:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states. [2018-09-20 15:30:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-20 15:30:48,764 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:48,765 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] [2018-09-20 15:30:48,767 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:48,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1786650401, now seen corresponding path program 1 times [2018-09-20 15:30:48,778 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:30:48,779 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 15:30:48,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:49,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:30:49,113 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 15:30:49,113 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:30:49,129 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:30:49,130 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:30:49,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:30:49,145 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:30:49,147 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:49,149 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 2 states. [2018-09-20 15:30:49,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:30:49,176 INFO L93 Difference]: Finished difference Result 172 states and 228 transitions. [2018-09-20 15:30:49,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:30:49,179 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-09-20 15:30:49,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:30:49,192 INFO L225 Difference]: With dead ends: 172 [2018-09-20 15:30:49,193 INFO L226 Difference]: Without dead ends: 86 [2018-09-20 15:30:49,197 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 15:30:49,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-09-20 15:30:49,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-09-20 15:30:49,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 15:30:49,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 101 transitions. [2018-09-20 15:30:49,246 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 101 transitions. Word has length 21 [2018-09-20 15:30:49,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:30:49,247 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 101 transitions. [2018-09-20 15:30:49,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:30:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2018-09-20 15:30:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-20 15:30:49,250 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:49,250 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] [2018-09-20 15:30:49,250 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:49,250 INFO L82 PathProgramCache]: Analyzing trace with hash -559507741, now seen corresponding path program 1 times [2018-09-20 15:30:49,251 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:30:49,252 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 15:30:49,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:49,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:30:54,295 WARN L178 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 15:30:57,797 WARN L178 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-09-20 15:31:02,139 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-09-20 15:31:06,959 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 15:31:06,959 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:31:06,975 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:31:06,976 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:31:06,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:31:06,979 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:31:06,979 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:31:06,979 INFO L87 Difference]: Start difference. First operand 86 states and 101 transitions. Second operand 9 states. [2018-09-20 15:31:17,757 WARN L178 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 11 [2018-09-20 15:31:26,706 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 15:31:31,494 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 15:31:38,551 WARN L178 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:31:40,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:31:40,532 INFO L93 Difference]: Finished difference Result 93 states and 108 transitions. [2018-09-20 15:31:40,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 15:31:40,533 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 39 [2018-09-20 15:31:40,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:31:40,536 INFO L225 Difference]: With dead ends: 93 [2018-09-20 15:31:40,536 INFO L226 Difference]: Without dead ends: 86 [2018-09-20 15:31:40,537 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 35.8s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-20 15:31:40,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-09-20 15:31:40,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-09-20 15:31:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 15:31:40,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2018-09-20 15:31:40,557 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 39 [2018-09-20 15:31:40,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:31:40,558 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2018-09-20 15:31:40,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:31:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2018-09-20 15:31:40,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 15:31:40,560 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:31:40,561 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] [2018-09-20 15:31:40,561 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:31:40,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1750378749, now seen corresponding path program 1 times [2018-09-20 15:31:40,563 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:31:40,564 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 15:31:40,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:31:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:31:40,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:31:40,716 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 11 treesize of output 8 [2018-09-20 15:31:40,719 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 8 treesize of output 7 [2018-09-20 15:31:40,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,727 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,743 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:31:40,775 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 29 treesize of output 21 [2018-09-20 15:31:40,779 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 21 treesize of output 9 [2018-09-20 15:31:40,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,789 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:40,789 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:31:40,977 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 15:31:40,978 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:31:40,991 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:31:40,992 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:31:40,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:31:40,993 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:31:40,993 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:31:40,993 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 9 states. [2018-09-20 15:31:41,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:31:41,979 INFO L93 Difference]: Finished difference Result 88 states and 102 transitions. [2018-09-20 15:31:41,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:31:41,981 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 15:31:41,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:31:41,982 INFO L225 Difference]: With dead ends: 88 [2018-09-20 15:31:41,982 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:31:41,984 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-09-20 15:31:41,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:31:41,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:31:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:31:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:31:41,985 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-09-20 15:31:41,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:31:41,987 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:31:41,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:31:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:31:41,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:31:41,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:31:42,298 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 15:31:43,828 WARN L178 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 15:31:43,897 INFO L426 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-09-20 15:31:43,898 INFO L429 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-09-20 15:31:43,898 INFO L426 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-09-20 15:31:43,898 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:31:43,898 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:31:43,898 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:31:43,898 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:31:43,899 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 15:31:43,899 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:31:43,899 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:31:43,899 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 110 127) the Hoare annotation is: true [2018-09-20 15:31:43,899 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 110 127) no Hoare annotation was computed. [2018-09-20 15:31:43,899 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 122) no Hoare annotation was computed. [2018-09-20 15:31:43,900 INFO L426 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-09-20 15:31:43,900 INFO L422 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (and (exists ((fmod_float_~x (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul RNE fmod_float_~x (fp.neg (_ +zero 8 24))))) (fp.div RNE .cse0 .cse0)) main_~res~0)) (= main_~y~0 (fp.neg (_ +zero 8 24)))) [2018-09-20 15:31:43,900 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 110 127) no Hoare annotation was computed. [2018-09-20 15:31:43,900 INFO L426 ceAbstractionStarter]: For program point L121-1(lines 121 124) no Hoare annotation was computed. [2018-09-20 15:31:43,900 INFO L422 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (= main_~y~0 (fp.neg (_ +zero 8 24))) [2018-09-20 15:31:43,901 INFO L426 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2018-09-20 15:31:43,902 INFO L426 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-09-20 15:31:43,902 INFO L426 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,902 INFO L426 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,902 INFO L426 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-09-20 15:31:43,902 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-20 15:31:43,903 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L422 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~y |fmod_float_#in~y|) [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:31:43,904 INFO L426 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L426 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L426 ceAbstractionStarter]: For program point L21-3(line 21) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L426 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L426 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-09-20 15:31:43,905 INFO L429 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-09-20 15:31:43,907 INFO L426 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-09-20 15:31:43,907 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:31:43,907 INFO L422 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,907 INFO L426 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-09-20 15:31:43,908 INFO L426 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-09-20 15:31:43,908 INFO L422 ceAbstractionStarter]: At program point L47-4(lines 47 48) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,908 INFO L426 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-09-20 15:31:43,908 INFO L422 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,910 INFO L426 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L89-1(line 89) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L89-2(line 89) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-20 15:31:43,911 INFO L426 ceAbstractionStarter]: For program point L89-3(line 89) no Hoare annotation was computed. [2018-09-20 15:31:43,913 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-20 15:31:43,913 INFO L426 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-09-20 15:31:43,913 INFO L426 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,913 INFO L426 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2018-09-20 15:31:43,913 INFO L426 ceAbstractionStarter]: For program point L98-1(line 98) no Hoare annotation was computed. [2018-09-20 15:31:43,914 INFO L426 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L98-2(line 98) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L98-3(line 98) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L426 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-09-20 15:31:43,915 INFO L422 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,916 INFO L426 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,916 INFO L426 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-09-20 15:31:43,916 INFO L426 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-09-20 15:31:43,916 INFO L422 ceAbstractionStarter]: At program point L41-4(lines 41 42) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,916 INFO L426 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-09-20 15:31:43,919 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-20 15:31:43,919 INFO L426 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-09-20 15:31:43,919 INFO L426 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-09-20 15:31:43,919 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L91-2(line 91) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-09-20 15:31:43,920 INFO L426 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-09-20 15:31:43,921 INFO L426 ceAbstractionStarter]: For program point L100-2(line 100) no Hoare annotation was computed. [2018-09-20 15:31:43,921 INFO L422 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-09-20 15:31:43,921 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-20 15:31:43,921 INFO L426 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. [2018-09-20 15:31:43,921 INFO L426 ceAbstractionStarter]: For program point L26-2(line 26) no Hoare annotation was computed. [2018-09-20 15:31:43,924 INFO L426 ceAbstractionStarter]: For program point L26-3(line 26) no Hoare annotation was computed. [2018-09-20 15:31:43,925 INFO L426 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-09-20 15:31:43,925 INFO L426 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:43,931 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,932 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,932 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,933 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,941 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,942 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,942 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,943 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,944 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,945 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,946 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,946 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,947 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,947 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,947 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,949 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,950 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,951 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,951 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,951 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,951 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,952 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,952 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,952 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,955 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,955 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,956 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,956 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,956 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,957 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,958 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,958 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,959 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,959 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,959 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,961 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,962 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,962 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,962 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,963 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,965 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,967 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,968 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,971 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,974 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,975 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,975 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,975 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,975 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,982 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,985 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,986 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,986 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,987 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,987 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,987 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,987 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:43,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:31:43 BoogieIcfgContainer [2018-09-20 15:31:43,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:31:43,995 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:31:43,995 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:31:43,995 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:31:43,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48" (3/4) ... [2018-09-20 15:31:44,002 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:31:44,009 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-09-20 15:31:44,009 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:31:44,010 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:31:44,010 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-09-20 15:31:44,017 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-09-20 15:31:44,018 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-09-20 15:31:44,018 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:31:44,019 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:31:44,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) [2018-09-20 15:31:44,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,051 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,051 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,051 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,052 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-09-20 15:31:44,093 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:31:44,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:31:44,095 INFO L168 Benchmark]: Toolchain (without parser) took 57895.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 949.2 MB in the beginning and 963.8 MB in the end (delta: -14.7 MB). Peak memory consumption was 143.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:44,096 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 15:31:44,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.06 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 15:31:44,097 INFO L168 Benchmark]: Boogie Preprocessor took 91.82 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 15:31:44,098 INFO L168 Benchmark]: RCFGBuilder took 1987.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:44,098 INFO L168 Benchmark]: TraceAbstraction took 55336.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.5 MB in the end (delta: 148.2 MB). Peak memory consumption was 148.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:44,100 INFO L168 Benchmark]: Witness Printer took 99.06 ms. Allocated memory is still 1.2 GB. Free memory was 970.5 MB in the beginning and 963.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:44,104 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 374.06 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 91.82 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 1987.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 55336.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.5 MB in the end (delta: 148.2 MB). Peak memory consumption was 148.2 MB. Max. memory is 11.5 GB. * Witness Printer took 99.06 ms. Allocated memory is still 1.2 GB. Free memory was 970.5 MB in the beginning and 963.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 122]: 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: 97]: Loop Invariant [2018-09-20 15:31:44,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,122 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,125 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,126 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,126 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 82]: Loop Invariant [2018-09-20 15:31:44,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,131 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,131 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,131 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,132 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 41]: Loop Invariant [2018-09-20 15:31:44,132 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,134 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,134 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,137 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,138 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 88]: Loop Invariant [2018-09-20 15:31:44,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 47]: Loop Invariant [2018-09-20 15:31:44,144 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,144 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,151 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == \old(y) - InvariantResult [Line: 65]: Loop Invariant [2018-09-20 15:31:44,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,155 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,155 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,155 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-09-20 15:31:44,155 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 90 locations, 1 error locations. SAFE Result, 55.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 34.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 279 SDtfs, 218 SDslu, 949 SDs, 0 SdLazy, 149 SolverSat, 10 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 14.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 36.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 191 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 17.8s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 97 ConstructedInterpolants, 8 QuantifiedInterpolants, 15047 SizeOfPredicates, 12 NumberOfNonLiveVariables, 237 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...