./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1092c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 7089bbc1d64fdab3968ddd6407c4dd9659b97437 ..................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 7089bbc1d64fdab3968ddd6407c4dd9659b97437 ............................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:57:01,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:57:01,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:57:01,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:57:01,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:57:01,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:57:01,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:57:01,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:57:01,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:57:01,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:57:01,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:57:01,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:57:01,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:57:01,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:57:01,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:57:01,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:57:01,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:57:01,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:57:01,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:57:01,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:57:01,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:57:01,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:57:01,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:57:01,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:57:01,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:57:01,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:57:01,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:57:01,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:57:01,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:57:01,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:57:01,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:57:01,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:57:01,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:57:01,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:57:01,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:57:01,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:57:01,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:57:01,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:57:01,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:57:01,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:57:01,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:57:01,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:57:01,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:57:01,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:57:01,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:57:01,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:57:01,729 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:57:01,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:57:01,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:57:01,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:57:01,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:57:01,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:57:01,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:57:01,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:57:01,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:57:01,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:57:01,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:57:01,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:57:01,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:57:01,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:57:01,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:57:01,734 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 -> 7089bbc1d64fdab3968ddd6407c4dd9659b97437 [2019-12-07 17:57:01,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:57:01,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:57:01,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:57:01,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:57:01,852 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:57:01,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1092c.c [2019-12-07 17:57:01,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/dfba1f175/36e2d15a05ab418db2878910c68ec1ec/FLAG805cfb374 [2019-12-07 17:57:02,321 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:57:02,322 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/sv-benchmarks/c/float-newlib/double_req_bl_1092c.c [2019-12-07 17:57:02,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/dfba1f175/36e2d15a05ab418db2878910c68ec1ec/FLAG805cfb374 [2019-12-07 17:57:02,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/dfba1f175/36e2d15a05ab418db2878910c68ec1ec [2019-12-07 17:57:02,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:57:02,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:57:02,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:57:02,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:57:02,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:57:02,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247a03cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02, skipping insertion in model container [2019-12-07 17:57:02,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:57:02,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:57:02,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:57:02,510 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:57:02,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:57:02,552 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:57:02,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02 WrapperNode [2019-12-07 17:57:02,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:57:02,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:57:02,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:57:02,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:57:02,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:57:02,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:57:02,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:57:02,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:57:02,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... [2019-12-07 17:57:02,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:57:02,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:57:02,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:57:02,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:57:02,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:57:02,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:57:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:57:02,846 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:57:02,847 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 17:57:02,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:02 BoogieIcfgContainer [2019-12-07 17:57:02,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:57:02,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:57:02,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:57:02,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:57:02,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:57:02" (1/3) ... [2019-12-07 17:57:02,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd353e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:57:02, skipping insertion in model container [2019-12-07 17:57:02,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:02" (2/3) ... [2019-12-07 17:57:02,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd353e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:57:02, skipping insertion in model container [2019-12-07 17:57:02,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:02" (3/3) ... [2019-12-07 17:57:02,854 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1092c.c [2019-12-07 17:57:02,860 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:57:02,864 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:57:02,871 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:57:02,887 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:57:02,887 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:57:02,887 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:57:02,888 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:57:02,888 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:57:02,888 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:57:02,888 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:57:02,888 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:57:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2019-12-07 17:57:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 17:57:02,901 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:57:02,902 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:57:02,902 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:57:02,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:57:02,906 INFO L82 PathProgramCache]: Analyzing trace with hash 658478814, now seen corresponding path program 1 times [2019-12-07 17:57:02,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:57:02,911 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589676604] [2019-12-07 17:57:02,911 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:57:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:57:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:57:02,993 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589676604] [2019-12-07 17:57:02,994 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:57:02,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:57:02,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80282935] [2019-12-07 17:57:02,997 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:57:02,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:57:03,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:57:03,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:57:03,007 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2019-12-07 17:57:03,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:57:03,020 INFO L93 Difference]: Finished difference Result 72 states and 114 transitions. [2019-12-07 17:57:03,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:57:03,021 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-12-07 17:57:03,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:57:03,027 INFO L225 Difference]: With dead ends: 72 [2019-12-07 17:57:03,028 INFO L226 Difference]: Without dead ends: 34 [2019-12-07 17:57:03,030 INFO L630 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 [2019-12-07 17:57:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2019-12-07 17:57:03,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2019-12-07 17:57:03,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2019-12-07 17:57:03,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 48 transitions. [2019-12-07 17:57:03,053 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 48 transitions. Word has length 13 [2019-12-07 17:57:03,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:57:03,053 INFO L462 AbstractCegarLoop]: Abstraction has 34 states and 48 transitions. [2019-12-07 17:57:03,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:57:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2019-12-07 17:57:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-07 17:57:03,054 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:57:03,054 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:57:03,054 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:57:03,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:57:03,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1562173395, now seen corresponding path program 1 times [2019-12-07 17:57:03,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:57:03,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359178818] [2019-12-07 17:57:03,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:57:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:57:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:57:03,191 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:57:03,192 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:57:03,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:57:03 BoogieIcfgContainer [2019-12-07 17:57:03,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:57:03,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:57:03,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:57:03,222 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:57:03,223 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:02" (3/4) ... [2019-12-07 17:57:03,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:57:03,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:57:03,228 INFO L168 Benchmark]: Toolchain (without parser) took 889.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 943.5 MB in the beginning and 1.0 GB in the end (delta: -87.8 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:03,229 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:03,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:03,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:03,230 INFO L168 Benchmark]: Boogie Preprocessor took 21.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:03,231 INFO L168 Benchmark]: RCFGBuilder took 244.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:03,231 INFO L168 Benchmark]: TraceAbstraction took 372.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:03,232 INFO L168 Benchmark]: Witness Printer took 4.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:03,235 INFO L335 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 244.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 372.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 107]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftRight at line 38, overapproximation of bitwiseOr at line 90, overapproximation of someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of bitwiseAnd at line 89. Possible FailurePath: [L14] static const double huge_ceil = 1.0e300; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L103] double x = 1.0 / 0.0; [L17] __int32_t i0, i1, j0; [L18] __uint32_t i, j; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] ieee_double_shape_type ew_u; [L21] ew_u.value = (x) [L22] EXPR ew_u.parts.msw [L22] (i0) = ew_u.parts.msw [L23] EXPR ew_u.parts.lsw [L23] (i1) = ew_u.parts.lsw [L25] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] COND TRUE j0 < 20 VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L27] COND FALSE !(j0 < 0) [L38] i = (0x000fffff) >> j0 VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L39] COND TRUE ((i0 & i) | i1) == 0 [L40] return x; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L104] double res = ceil_double(x); [L82] __int32_t hx, lx; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L84] ieee_double_shape_type ew_u; [L85] ew_u.value = (x) [L86] EXPR ew_u.parts.msw [L86] (hx) = ew_u.parts.msw [L87] EXPR ew_u.parts.lsw [L87] (lx) = ew_u.parts.lsw [L89] hx &= 0x7fffffff [L90] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L91] hx = 0x7ff00000 - hx [L92] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L106] COND TRUE !isinf_double(res) [L107] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 51 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: 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 0.1.25-f470102 [2019-12-07 17:57:04,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:57:04,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:57:04,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:57:04,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:57:04,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:57:04,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:57:04,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:57:04,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:57:04,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:57:04,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:57:04,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:57:04,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:57:04,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:57:04,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:57:04,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:57:04,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:57:04,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:57:04,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:57:04,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:57:04,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:57:04,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:57:04,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:57:04,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:57:04,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:57:04,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:57:04,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:57:04,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:57:04,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:57:04,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:57:04,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:57:04,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:57:04,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:57:04,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:57:04,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:57:04,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:57:04,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:57:04,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:57:04,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:57:04,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:57:04,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:57:04,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 17:57:04,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:57:04,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:57:04,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:57:04,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:57:04,618 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:57:04,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:57:04,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:57:04,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:57:04,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:57:04,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:57:04,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:57:04,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:57:04,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:57:04,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:57:04,622 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 -> 7089bbc1d64fdab3968ddd6407c4dd9659b97437 [2019-12-07 17:57:04,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:57:04,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:57:04,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:57:04,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:57:04,810 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:57:04,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1092c.c [2019-12-07 17:57:04,849 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/eb7ba4457/aa1dbfa3dad84108bda827b81561ae14/FLAG91aa5898b [2019-12-07 17:57:05,180 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:57:05,180 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/sv-benchmarks/c/float-newlib/double_req_bl_1092c.c [2019-12-07 17:57:05,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/eb7ba4457/aa1dbfa3dad84108bda827b81561ae14/FLAG91aa5898b [2019-12-07 17:57:05,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/data/eb7ba4457/aa1dbfa3dad84108bda827b81561ae14 [2019-12-07 17:57:05,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:57:05,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:57:05,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:57:05,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:57:05,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:57:05,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357db60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05, skipping insertion in model container [2019-12-07 17:57:05,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:57:05,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:57:05,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:57:05,336 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:57:05,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:57:05,416 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:57:05,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05 WrapperNode [2019-12-07 17:57:05,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:57:05,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:57:05,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:57:05,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:57:05,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:57:05,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:57:05,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:57:05,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:57:05,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... [2019-12-07 17:57:05,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:57:05,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:57:05,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:57:05,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:57:05,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 [2019-12-07 17:57:05,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 17:57:05,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-07 17:57:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:57:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 17:57:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:57:05,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:57:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 17:57:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:57:06,510 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:57:06,510 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 17:57:06,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:06 BoogieIcfgContainer [2019-12-07 17:57:06,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:57:06,512 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:57:06,512 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:57:06,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:57:06,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:57:05" (1/3) ... [2019-12-07 17:57:06,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5546fa70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:57:06, skipping insertion in model container [2019-12-07 17:57:06,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:57:05" (2/3) ... [2019-12-07 17:57:06,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5546fa70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:57:06, skipping insertion in model container [2019-12-07 17:57:06,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:06" (3/3) ... [2019-12-07 17:57:06,516 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1092c.c [2019-12-07 17:57:06,522 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:57:06,526 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:57:06,533 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:57:06,547 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:57:06,547 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:57:06,547 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:57:06,547 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:57:06,548 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:57:06,548 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:57:06,548 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:57:06,548 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:57:06,557 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2019-12-07 17:57:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 17:57:06,561 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:57:06,562 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:57:06,562 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:57:06,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:57:06,565 INFO L82 PathProgramCache]: Analyzing trace with hash 658478814, now seen corresponding path program 1 times [2019-12-07 17:57:06,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:57:06,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566679353] [2019-12-07 17:57:06,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/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 [2019-12-07 17:57:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:57:06,644 INFO L264 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 17:57:06,649 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:57:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:57:06,663 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:57:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:57:06,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [566679353] [2019-12-07 17:57:06,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:57:06,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 17:57:06,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214282717] [2019-12-07 17:57:06,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:57:06,673 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:57:06,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:57:06,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:57:06,683 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2019-12-07 17:57:06,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:57:06,696 INFO L93 Difference]: Finished difference Result 72 states and 114 transitions. [2019-12-07 17:57:06,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:57:06,697 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-12-07 17:57:06,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:57:06,706 INFO L225 Difference]: With dead ends: 72 [2019-12-07 17:57:06,707 INFO L226 Difference]: Without dead ends: 34 [2019-12-07 17:57:06,709 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:57:06,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2019-12-07 17:57:06,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2019-12-07 17:57:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2019-12-07 17:57:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 48 transitions. [2019-12-07 17:57:06,735 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 48 transitions. Word has length 13 [2019-12-07 17:57:06,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:57:06,735 INFO L462 AbstractCegarLoop]: Abstraction has 34 states and 48 transitions. [2019-12-07 17:57:06,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:57:06,736 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2019-12-07 17:57:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-07 17:57:06,736 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:57:06,736 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:57:06,937 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 17:57:06,938 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:57:06,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:57:06,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1562173395, now seen corresponding path program 1 times [2019-12-07 17:57:06,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:57:06,941 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608615820] [2019-12-07 17:57:06,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/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 [2019-12-07 17:57:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:57:07,059 INFO L264 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 17:57:07,061 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:57:07,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:57:07,159 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:57:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:57:07,275 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1608615820] [2019-12-07 17:57:07,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:57:07,275 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 17:57:07,276 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333389909] [2019-12-07 17:57:07,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 17:57:07,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:57:07,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 17:57:07,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:57:07,277 INFO L87 Difference]: Start difference. First operand 34 states and 48 transitions. Second operand 8 states. [2019-12-07 17:57:07,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:57:07,492 INFO L93 Difference]: Finished difference Result 42 states and 55 transitions. [2019-12-07 17:57:07,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:57:07,494 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2019-12-07 17:57:07,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:57:07,494 INFO L225 Difference]: With dead ends: 42 [2019-12-07 17:57:07,494 INFO L226 Difference]: Without dead ends: 16 [2019-12-07 17:57:07,495 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:57:07,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-12-07 17:57:07,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-12-07 17:57:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-12-07 17:57:07,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2019-12-07 17:57:07,499 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2019-12-07 17:57:07,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:57:07,499 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2019-12-07 17:57:07,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 17:57:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2019-12-07 17:57:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-07 17:57:07,500 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:57:07,501 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:57:07,701 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 17:57:07,701 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:57:07,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:57:07,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1582346339, now seen corresponding path program 1 times [2019-12-07 17:57:07,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:57:07,703 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557969345] [2019-12-07 17:57:07,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/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 [2019-12-07 17:57:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:57:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:57:08,013 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-07 17:57:08,013 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:57:08,214 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 17:57:08,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:57:08 BoogieIcfgContainer [2019-12-07 17:57:08,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:57:08,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:57:08,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:57:08,243 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:57:08,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:57:06" (3/4) ... [2019-12-07 17:57:08,245 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 17:57:08,290 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f6660e64-ea85-4cb9-8822-12abc3f8369a/bin/uautomizer/witness.graphml [2019-12-07 17:57:08,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:57:08,292 INFO L168 Benchmark]: Toolchain (without parser) took 3095.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 951.0 MB in the beginning and 973.1 MB in the end (delta: -22.1 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:08,293 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:08,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:08,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:08,294 INFO L168 Benchmark]: Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:57:08,294 INFO L168 Benchmark]: RCFGBuilder took 1040.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:08,295 INFO L168 Benchmark]: TraceAbstraction took 1730.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.2 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:08,295 INFO L168 Benchmark]: Witness Printer took 48.06 ms. Allocated memory is still 1.1 GB. Free memory was 980.2 MB in the beginning and 973.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:57:08,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 219.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1040.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1730.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.2 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. * Witness Printer took 48.06 ms. Allocated memory is still 1.1 GB. Free memory was 980.2 MB in the beginning and 973.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 107]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L14] static const double huge_ceil = 1.0e300; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L103] double x = 1.0 / 0.0; [L17] __int32_t i0, i1, j0; [L18] __uint32_t i, j; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] ieee_double_shape_type ew_u; [L21] ew_u.value = (x) [L22] EXPR ew_u.parts.msw [L22] (i0) = ew_u.parts.msw [L23] EXPR ew_u.parts.lsw [L23] (i1) = ew_u.parts.lsw [L25] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] COND FALSE !(j0 < 20) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L48] COND TRUE j0 > 51 VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L49] COND TRUE j0 == 0x400 [L50] return x + x; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L104] double res = ceil_double(x); [L82] __int32_t hx, lx; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L84] ieee_double_shape_type ew_u; [L85] ew_u.value = (x) [L86] EXPR ew_u.parts.msw [L86] (hx) = ew_u.parts.msw [L87] EXPR ew_u.parts.lsw [L87] (lx) = ew_u.parts.lsw [L89] hx &= 0x7fffffff [L90] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L91] hx = 0x7ff00000 - hx [L92] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L106] COND TRUE !isinf_double(res) [L107] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 61 SDtfs, 44 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 52 ConstructedInterpolants, 5 QuantifiedInterpolants, 2276 SizeOfPredicates, 8 NumberOfNonLiveVariables, 80 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...