./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer --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 ad42bb2010d2b192065bfa0d559e83801dcf82da ................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer --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 ad42bb2010d2b192065bfa0d559e83801dcf82da ..................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:36:09,509 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:36:09,510 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:36:09,518 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:36:09,518 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:36:09,519 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:36:09,520 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:36:09,521 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:36:09,522 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:36:09,523 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:36:09,524 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:36:09,524 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:36:09,525 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:36:09,525 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:36:09,526 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:36:09,527 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:36:09,528 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:36:09,529 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:36:09,531 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:36:09,532 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:36:09,533 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:36:09,534 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:36:09,536 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:36:09,536 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:36:09,537 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:36:09,537 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:36:09,538 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:36:09,539 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:36:09,539 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:36:09,540 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:36:09,541 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:36:09,541 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:36:09,541 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:36:09,541 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:36:09,542 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:36:09,543 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:36:09,543 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:36:09,555 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:36:09,555 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:36:09,556 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:36:09,556 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:36:09,556 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:36:09,556 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:36:09,557 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:36:09,557 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:36:09,557 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:36:09,557 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:36:09,557 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:36:09,558 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:36:09,559 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:36:09,559 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:36:09,559 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:36:09,559 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:36:09,559 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:36:09,559 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:36:09,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:36:09,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:36:09,560 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:36:09,560 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:36:09,560 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:36:09,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:36:09,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:36:09,561 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer 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 -> ad42bb2010d2b192065bfa0d559e83801dcf82da [2018-11-22 23:36:09,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:36:09,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:36:09,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:36:09,603 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:36:09,603 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:36:09,604 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:09,654 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/6ecc46dfb/bc8a207dadc84259abbef87d4948bbee/FLAG65615e8c3 [2018-11-22 23:36:10,000 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:36:10,001 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:10,006 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/6ecc46dfb/bc8a207dadc84259abbef87d4948bbee/FLAG65615e8c3 [2018-11-22 23:36:10,438 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/6ecc46dfb/bc8a207dadc84259abbef87d4948bbee [2018-11-22 23:36:10,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:36:10,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:36:10,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:36:10,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:36:10,446 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:36:10,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb4fcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10, skipping insertion in model container [2018-11-22 23:36:10,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:36:10,473 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:36:10,589 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:36:10,592 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:36:10,604 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:36:10,612 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:36:10,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10 WrapperNode [2018-11-22 23:36:10,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:36:10,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:36:10,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:36:10,613 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:36:10,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:36:10,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:36:10,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:36:10,626 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:36:10,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... [2018-11-22 23:36:10,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:36:10,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:36:10,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:36:10,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:36:10,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/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 [2018-11-22 23:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:36:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:36:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:36:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-22 23:36:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-22 23:36:10,831 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:36:10,832 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-22 23:36:10,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:10 BoogieIcfgContainer [2018-11-22 23:36:10,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:36:10,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:36:10,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:36:10,836 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:36:10,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:36:10" (1/3) ... [2018-11-22 23:36:10,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1d5741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:36:10, skipping insertion in model container [2018-11-22 23:36:10,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:10" (2/3) ... [2018-11-22 23:36:10,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1d5741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:36:10, skipping insertion in model container [2018-11-22 23:36:10,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:10" (3/3) ... [2018-11-22 23:36:10,839 INFO L112 eAbstractionObserver]: Analyzing ICFG Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:10,847 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:36:10,854 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:36:10,866 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:36:10,889 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:36:10,889 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:36:10,890 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:36:10,890 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:36:10,890 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:36:10,890 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:36:10,890 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:36:10,890 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:36:10,890 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:36:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-22 23:36:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 23:36:10,909 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:36:10,910 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:36:10,912 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:36:10,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:36:10,917 INFO L82 PathProgramCache]: Analyzing trace with hash 997393992, now seen corresponding path program 1 times [2018-11-22 23:36:10,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:36:10,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:36:10,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:36:10,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:36:10,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:36:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:36:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:36:11,003 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); [?] assume true; [?] RET #20#return; [?] CALL call #t~ret0 := main(); [?] havoc ~x~0;havoc ~y~0;havoc ~r~0;~x~0 := 77617.0;~y~0 := 33096.0;~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [main_~x~0=77617.0, main_~y~0=33096.0] [?] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [|__VERIFIER_assert_#in~cond|=0] [?] ~cond := #in~cond; VAL [__VERIFIER_assert_~cond=0, |__VERIFIER_assert_#in~cond|=0] [?] assume 0 == ~cond; VAL [__VERIFIER_assert_~cond=0, |__VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [__VERIFIER_assert_~cond=0, |__VERIFIER_assert_#in~cond|=0] [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] assume 0 == ~cond; VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] assume 0 == ~cond; VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] COND TRUE 0 == ~cond VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] COND TRUE 0 == ~cond VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] COND TRUE 0 == ~cond VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret0 := main(); [L8] havoc ~x~0; [L8] havoc ~y~0; [L8] havoc ~r~0; [L9] ~x~0 := 77617.0; [L10] ~y~0 := 33096.0; [L11] ~r~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(333.75, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(11.0, ~x~0), ~x~0), ~y~0), ~y~0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~y~0, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(121.0, ~y~0), ~y~0), ~y~0), ~y~0)), 2.0))), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(5.5, ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0), ~y~0)), ~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(2.0, ~y~0))); VAL [~x~0=77617.0, ~y~0=33096.0] [L13] CALL call __VERIFIER_assert((if ~someBinaryFLOATComparisonOperation(~r~0, ~convertINTToFLOAT(0)) then 1 else 0)); VAL [#in~cond=0] [L4] ~cond := #in~cond; VAL [#in~cond=0, ~cond=0] [L4] COND TRUE 0 == ~cond VAL [#in~cond=0, ~cond=0] [L4] assert false; VAL [#in~cond=0, ~cond=0] [L8] float x,y,r; [L9] x = 77617.f [L10] y = 33096.f [L11] r = 333.75f * y*y*y*y*y*y + x*x * (11.0f * x*x*y*y - y*y*y*y*y*y - 121.0f * y*y*y*y - 2.0f) + 5.5f * y*y*y*y*y*y*y*y + x / (2.f * y) VAL [x=77617, y=33096] [L13] CALL __VERIFIER_assert((r >= 0)) VAL [\old(cond)=0] [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L4] __VERIFIER_error() VAL [\old(cond)=0, cond=0] ----- [2018-11-22 23:36:11,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:36:11 BoogieIcfgContainer [2018-11-22 23:36:11,031 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:36:11,031 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:36:11,031 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:36:11,031 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:36:11,032 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:10" (3/4) ... [2018-11-22 23:36:11,035 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:36:11,035 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:36:11,036 INFO L168 Benchmark]: Toolchain (without parser) took 595.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -163.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:11,037 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:11,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.55 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:11,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.08 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:11,039 INFO L168 Benchmark]: Boogie Preprocessor took 11.77 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:11,040 INFO L168 Benchmark]: RCFGBuilder took 194.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:11,040 INFO L168 Benchmark]: TraceAbstraction took 197.62 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:11,041 INFO L168 Benchmark]: Witness Printer took 4.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:11,045 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 170.55 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 13.08 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.77 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 194.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 197.62 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 11. Possible FailurePath: [L8] float x,y,r; [L9] x = 77617.f [L10] y = 33096.f [L11] r = 333.75f * y*y*y*y*y*y + x*x * (11.0f * x*x*y*y - y*y*y*y*y*y - 121.0f * y*y*y*y - 2.0f) + 5.5f * y*y*y*y*y*y*y*y + x / (2.f * y) VAL [x=77617, y=33096] [L13] CALL __VERIFIER_assert((r >= 0)) VAL [\old(cond)=0] [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L4] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-22 23:36:12,679 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:36:12,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:36:12,690 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:36:12,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:36:12,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:36:12,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:36:12,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:36:12,696 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:36:12,696 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:36:12,697 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:36:12,697 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:36:12,698 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:36:12,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:36:12,699 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:36:12,700 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:36:12,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:36:12,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:36:12,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:36:12,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:36:12,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:36:12,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:36:12,709 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:36:12,709 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:36:12,709 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:36:12,710 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:36:12,711 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:36:12,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:36:12,712 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:36:12,713 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:36:12,713 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:36:12,714 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:36:12,714 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:36:12,714 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:36:12,715 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:36:12,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:36:12,716 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-22 23:36:12,728 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:36:12,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:36:12,729 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:36:12,729 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:36:12,730 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:36:12,730 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:36:12,730 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:36:12,730 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:36:12,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 23:36:12,731 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 23:36:12,732 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:36:12,732 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:36:12,732 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:36:12,732 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:36:12,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:36:12,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:36:12,733 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:36:12,733 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:36:12,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:36:12,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:36:12,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:36:12,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:36:12,734 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-22 23:36:12,734 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:36:12,734 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 23:36:12,734 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 23:36:12,734 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer 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 -> ad42bb2010d2b192065bfa0d559e83801dcf82da [2018-11-22 23:36:12,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:36:12,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:36:12,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:36:12,787 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:36:12,788 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:36:12,788 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:12,843 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/34826c2ae/babf805ad8544f599f796ed4db12b0fe/FLAG8b27c0c17 [2018-11-22 23:36:13,211 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:36:13,211 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/sv-benchmarks/c/float-benchs/Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:13,216 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/34826c2ae/babf805ad8544f599f796ed4db12b0fe/FLAG8b27c0c17 [2018-11-22 23:36:13,227 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/data/34826c2ae/babf805ad8544f599f796ed4db12b0fe [2018-11-22 23:36:13,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:36:13,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:36:13,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:36:13,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:36:13,235 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:36:13,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e3bff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13, skipping insertion in model container [2018-11-22 23:36:13,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:36:13,263 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:36:13,404 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:36:13,410 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:36:13,425 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:36:13,436 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:36:13,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13 WrapperNode [2018-11-22 23:36:13,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:36:13,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:36:13,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:36:13,437 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:36:13,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:36:13,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:36:13,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:36:13,454 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:36:13,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... [2018-11-22 23:36:13,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:36:13,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:36:13,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:36:13,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:36:13,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/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 [2018-11-22 23:36:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:36:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:36:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:36:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:36:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:36:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:36:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-22 23:36:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-22 23:36:13,686 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:36:13,687 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-22 23:36:13,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:13 BoogieIcfgContainer [2018-11-22 23:36:13,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:36:13,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:36:13,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:36:13,690 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:36:13,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:36:13" (1/3) ... [2018-11-22 23:36:13,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa1c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:36:13, skipping insertion in model container [2018-11-22 23:36:13,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:36:13" (2/3) ... [2018-11-22 23:36:13,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa1c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:36:13, skipping insertion in model container [2018-11-22 23:36:13,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:13" (3/3) ... [2018-11-22 23:36:13,693 INFO L112 eAbstractionObserver]: Analyzing ICFG Rump_float_true-unreach-call_true-termination.c [2018-11-22 23:36:13,699 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:36:13,706 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:36:13,718 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:36:13,744 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:36:13,744 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:36:13,744 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:36:13,744 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:36:13,745 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:36:13,745 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:36:13,745 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:36:13,745 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:36:13,745 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:36:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-22 23:36:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 23:36:13,763 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:36:13,764 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:36:13,766 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:36:13,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:36:13,770 INFO L82 PathProgramCache]: Analyzing trace with hash 997393992, now seen corresponding path program 1 times [2018-11-22 23:36:13,774 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:36:13,774 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/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 [2018-11-22 23:36:13,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:36:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:36:16,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:36:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:36:16,883 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:36:16,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:36:16,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:36:16,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:36:16,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:36:16,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:36:16,927 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 5 states. [2018-11-22 23:36:16,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:36:16,982 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2018-11-22 23:36:16,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-22 23:36:16,985 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2018-11-22 23:36:16,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:36:16,990 INFO L225 Difference]: With dead ends: 24 [2018-11-22 23:36:16,991 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:36:16,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:36:17,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:36:17,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:36:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:36:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:36:17,012 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-11-22 23:36:17,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:36:17,012 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:36:17,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:36:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:36:17,013 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:36:17,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:36:17,067 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-22 23:36:17,068 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:36:17,068 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:36:17,068 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-22 23:36:17,068 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:36:17,068 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:36:17,068 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 6 15) the Hoare annotation is: true [2018-11-22 23:36:17,069 INFO L444 ceAbstractionStarter]: At program point L13(line 13) the Hoare annotation is: (= (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 77617.0)) (.cse2 ((_ to_fp 8 24) roundNearestTiesToEven 2.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven 33096.0))) (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 1335.0 4.0)) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse1 .cse1) (fp.sub roundNearestTiesToEven (fp.sub roundNearestTiesToEven (fp.sub roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 11.0) .cse1) .cse1) .cse0) .cse0) (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse0 .cse0) .cse0) .cse0) .cse0) .cse0)) (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 121.0) .cse0) .cse0) .cse0) .cse0)) .cse2))) (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven (fp.mul roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 11.0 2.0)) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0) .cse0)) (fp.div roundNearestTiesToEven .cse1 (fp.mul roundNearestTiesToEven .cse2 .cse0)))) main_~r~0) [2018-11-22 23:36:17,069 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 6 15) no Hoare annotation was computed. [2018-11-22 23:36:17,069 INFO L448 ceAbstractionStarter]: For program point L13-1(line 13) no Hoare annotation was computed. [2018-11-22 23:36:17,070 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 6 15) no Hoare annotation was computed. [2018-11-22 23:36:17,070 INFO L448 ceAbstractionStarter]: For program point L4-3(line 4) no Hoare annotation was computed. [2018-11-22 23:36:17,070 INFO L451 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 4) the Hoare annotation is: true [2018-11-22 23:36:17,070 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 4) no Hoare annotation was computed. [2018-11-22 23:36:17,070 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2018-11-22 23:36:17,071 INFO L448 ceAbstractionStarter]: For program point L4(line 4) no Hoare annotation was computed. [2018-11-22 23:36:17,071 INFO L448 ceAbstractionStarter]: For program point L4-1(line 4) no Hoare annotation was computed. [2018-11-22 23:36:17,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:36:17 BoogieIcfgContainer [2018-11-22 23:36:17,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:36:17,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:36:17,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:36:17,074 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:36:17,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:36:13" (3/4) ... [2018-11-22 23:36:17,079 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:36:17,085 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:36:17,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:36:17,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-22 23:36:17,090 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-22 23:36:17,090 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:36:17,090 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:36:17,118 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0ceff4e5-5df8-41f3-a88c-b4a5001e7132/bin-2019/uautomizer/witness.graphml [2018-11-22 23:36:17,118 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:36:17,119 INFO L168 Benchmark]: Toolchain (without parser) took 3888.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:17,120 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. [2018-11-22 23:36:17,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:17,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.80 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:17,121 INFO L168 Benchmark]: Boogie Preprocessor took 21.66 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:17,122 INFO L168 Benchmark]: RCFGBuilder took 211.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:17,122 INFO L168 Benchmark]: TraceAbstraction took 3386.04 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:36:17,123 INFO L168 Benchmark]: Witness Printer took 44.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:36:17,126 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 204.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.80 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.66 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 211.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3386.04 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. * Witness Printer took 44.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. SAFE Result, 3.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 7 SDslu, 27 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 195 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 1640 SizeOfPredicates, 4 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...