./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/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 71b8778fd7ffb4895dba58f6712ef36ba38ad7b6 ............................................................................................................................................................................................................................................................................................................................................................................... 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_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/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 71b8778fd7ffb4895dba58f6712ef36ba38ad7b6 ......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:31:11,657 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:31:11,659 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:31:11,669 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:31:11,670 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:31:11,671 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:31:11,672 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:31:11,675 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:31:11,677 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:31:11,685 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:31:11,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:31:11,685 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:31:11,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:31:11,686 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:31:11,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:31:11,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:31:11,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:31:11,689 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:31:11,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:31:11,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:31:11,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:31:11,693 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:31:11,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:31:11,695 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:31:11,695 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:31:11,696 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:31:11,697 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:31:11,697 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:31:11,698 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:31:11,698 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:31:11,699 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:31:11,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:31:11,700 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:31:11,700 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:31:11,701 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:31:11,701 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:31:11,701 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 15:31:11,711 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:31:11,712 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:31:11,712 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:31:11,712 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:31:11,713 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:31:11,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:31:11,714 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:31:11,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:31:11,715 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:31:11,715 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:31:11,716 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:31:11,716 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:31:11,717 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:31:11,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:31:11,718 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_741e1479-591a-4717-96ca-27f28a18f72a/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 -> 71b8778fd7ffb4895dba58f6712ef36ba38ad7b6 [2018-11-18 15:31:11,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:31:11,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:31:11,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:31:11,764 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:31:11,765 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:31:11,765 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:11,808 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/15eda87e5/08365cf7adcf4360a94e0cf2ed14bcf5/FLAG047b1532e [2018-11-18 15:31:12,170 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:31:12,171 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:12,176 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/15eda87e5/08365cf7adcf4360a94e0cf2ed14bcf5/FLAG047b1532e [2018-11-18 15:31:12,579 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/15eda87e5/08365cf7adcf4360a94e0cf2ed14bcf5 [2018-11-18 15:31:12,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:31:12,589 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:31:12,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:31:12,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:31:12,592 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:31:12,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7acd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12, skipping insertion in model container [2018-11-18 15:31:12,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:31:12,620 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:31:12,752 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:31:12,795 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:31:12,822 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:31:12,869 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:31:12,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12 WrapperNode [2018-11-18 15:31:12,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:31:12,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:31:12,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:31:12,870 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:31:12,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... [2018-11-18 15:31:12,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:31:12,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:31:12,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:31:12,997 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:31:12,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/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 [2018-11-18 15:31:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:31:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:31:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:31:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:31:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:31:16,003 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:31:16,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:16 BoogieIcfgContainer [2018-11-18 15:31:16,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:31:16,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:31:16,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:31:16,008 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:31:16,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:31:12" (1/3) ... [2018-11-18 15:31:16,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ef9243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:31:16, skipping insertion in model container [2018-11-18 15:31:16,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:12" (2/3) ... [2018-11-18 15:31:16,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ef9243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:31:16, skipping insertion in model container [2018-11-18 15:31:16,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:16" (3/3) ... [2018-11-18 15:31:16,012 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:16,020 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:31:16,025 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:31:16,036 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:31:16,066 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:31:16,067 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:31:16,067 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:31:16,067 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:31:16,067 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:31:16,071 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:31:16,071 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:31:16,071 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:31:16,072 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:31:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 15:31:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 15:31:16,088 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:31:16,089 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:31:16,090 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:31:16,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:31:16,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1599983055, now seen corresponding path program 1 times [2018-11-18 15:31:16,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:31:16,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:31:16,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:31:16,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:31:16,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:31:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:31:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:31:16,476 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:31:16,492 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2962 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:31:16,493 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2985 could not be translated for associated CType ARRAY#_362_~DOUBLE# [2018-11-18 15:31:16,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:31:16 BoogieIcfgContainer [2018-11-18 15:31:16,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:31:16,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:31:16,501 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:31:16,501 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:31:16,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:16" (3/4) ... [2018-11-18 15:31:16,505 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:31:16,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:31:16,506 INFO L168 Benchmark]: Toolchain (without parser) took 3916.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 952.7 MB in the beginning and 883.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 226.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:16,507 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-18 15:31:16,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 928.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:16,508 INFO L168 Benchmark]: Boogie Preprocessor took 126.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:16,509 INFO L168 Benchmark]: RCFGBuilder took 3007.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.5 MB in the end (delta: 215.4 MB). Peak memory consumption was 215.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:16,509 INFO L168 Benchmark]: TraceAbstraction took 495.71 ms. Allocated memory is still 1.2 GB. Free memory was 932.5 MB in the beginning and 883.4 MB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:16,510 INFO L168 Benchmark]: Witness Printer took 4.65 ms. Allocated memory is still 1.2 GB. Free memory is still 883.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:31:16,514 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 279.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 928.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3007.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.5 MB in the end (delta: 215.4 MB). Peak memory consumption was 215.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 495.71 ms. Allocated memory is still 1.2 GB. Free memory was 932.5 MB in the beginning and 883.4 MB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.65 ms. Allocated memory is still 1.2 GB. Free memory is still 883.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2962 could not be translated for associated CType ARRAY#_362_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2985 could not be translated for associated CType ARRAY#_362_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of to_int at line 117, overapproximation of someUnaryDOUBLEoperation at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of to_real at line 118. Possible FailurePath: [L16-L108] FCALL const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [\old(T)=null, \old(T)=null, T={1:0}] [L147] double a, r; [L149] a = __VERIFIER_nondet_double() [L152] CALL SIN(a) VAL [\old(x)=2925, T={1:0}] [L141] COND TRUE x<0 VAL [\old(x)=2925, T={1:0}, x=2925] [L141] CALL SIN_POS(-x) VAL [T={1:0}] [L135] COND TRUE x>180 VAL [\old(x)=3070, T={1:0}, x=3070] [L135] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={1:0}] [L129] COND TRUE x<0 VAL [\old(x)=3077, T={1:0}, x=3077] [L129] CALL SIN_0_180(-x) VAL [T={1:0}] [L113] double dx, i_dx, v_inf; [L114] double v_sup; [L115] int i; [L116] dx = 2*x [L117] i = dx [L118] i_dx = i VAL [\old(x)=3030, T={1:0}, x=3030] [L120] CALL __VERIFIER_assert(i >= 0 && i+1 < sizeof(T)/sizeof(T[0])) VAL [\old(cond)=0, T={1:0}] [L13] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={1:0}] [L13] __VERIFIER_error() VAL [\old(cond)=0, cond=0, T={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.4s 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=47occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 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 0.1.23-5842f4b [2018-11-18 15:31:18,295 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:31:18,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:31:18,305 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:31:18,305 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:31:18,306 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:31:18,306 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:31:18,308 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:31:18,309 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:31:18,309 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:31:18,310 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:31:18,310 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:31:18,311 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:31:18,312 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:31:18,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:31:18,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:31:18,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:31:18,314 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:31:18,316 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:31:18,317 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:31:18,317 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:31:18,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:31:18,320 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:31:18,320 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:31:18,320 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:31:18,321 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:31:18,321 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:31:18,322 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:31:18,322 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:31:18,323 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:31:18,323 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:31:18,324 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:31:18,324 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:31:18,324 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:31:18,324 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:31:18,325 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:31:18,325 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 15:31:18,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:31:18,339 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:31:18,340 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:31:18,340 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:31:18,340 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:31:18,340 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:31:18,340 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:31:18,341 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:31:18,341 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:31:18,342 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:31:18,342 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:31:18,343 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:31:18,343 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:31:18,343 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:31:18,343 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:31:18,344 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:31:18,344 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 15:31:18,344 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:31:18,344 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:31:18,344 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:31:18,344 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_741e1479-591a-4717-96ca-27f28a18f72a/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 -> 71b8778fd7ffb4895dba58f6712ef36ba38ad7b6 [2018-11-18 15:31:18,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:31:18,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:31:18,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:31:18,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:31:18,400 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:31:18,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:18,442 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/a239f73d6/d2c4c4f64e8847edafd01fe2c63534fb/FLAG856da9ddb [2018-11-18 15:31:18,806 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:31:18,807 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/sv-benchmarks/c/float-benchs/sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:18,811 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/a239f73d6/d2c4c4f64e8847edafd01fe2c63534fb/FLAG856da9ddb [2018-11-18 15:31:18,821 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/data/a239f73d6/d2c4c4f64e8847edafd01fe2c63534fb [2018-11-18 15:31:18,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:31:18,825 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:31:18,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:31:18,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:31:18,829 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:31:18,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:31:18" (1/1) ... [2018-11-18 15:31:18,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cb878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:18, skipping insertion in model container [2018-11-18 15:31:18,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:31:18" (1/1) ... [2018-11-18 15:31:18,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:31:18,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:31:19,050 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:31:19,119 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:31:19,155 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:31:19,234 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:31:19,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19 WrapperNode [2018-11-18 15:31:19,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:31:19,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:31:19,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:31:19,236 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:31:19,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... [2018-11-18 15:31:19,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:31:19,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:31:19,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:31:19,365 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:31:19,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/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 [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2018-11-18 15:31:19,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2018-11-18 15:31:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:31:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:31:34,739 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:31:34,808 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:31:34,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:34 BoogieIcfgContainer [2018-11-18 15:31:34,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:31:34,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:31:34,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:31:34,812 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:31:34,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:31:18" (1/3) ... [2018-11-18 15:31:34,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb45107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:31:34, skipping insertion in model container [2018-11-18 15:31:34,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:31:19" (2/3) ... [2018-11-18 15:31:34,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb45107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:31:34, skipping insertion in model container [2018-11-18 15:31:34,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:34" (3/3) ... [2018-11-18 15:31:34,817 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index_true-unreach-call_true-termination.c [2018-11-18 15:31:34,825 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:31:34,833 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:31:34,845 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:31:34,870 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:31:34,871 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:31:34,871 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:31:34,871 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:31:34,871 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:31:34,871 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:31:34,871 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:31:34,872 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:31:34,872 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:31:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-18 15:31:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 15:31:34,894 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:31:34,895 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:31:34,897 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:31:34,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:31:34,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1599983055, now seen corresponding path program 1 times [2018-11-18 15:31:34,906 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 15:31:34,907 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/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 [2018-11-18 15:31:34,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:31:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:31:35,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:31:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:31:35,436 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 15:31:35,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:31:35,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:31:35,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:31:35,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:31:35,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:31:35,467 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-11-18 15:31:35,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:31:35,478 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-18 15:31:35,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:31:35,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-18 15:31:35,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:31:35,484 INFO L225 Difference]: With dead ends: 47 [2018-11-18 15:31:35,484 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:31:35,487 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:31:35,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:31:35,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:31:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:31:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:31:35,507 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2018-11-18 15:31:35,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:31:35,508 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:31:35,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:31:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:31:35,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:31:35,512 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:31:35,590 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:31:35,591 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:31:35,591 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:31:35,591 INFO L425 ceAbstractionStarter]: For program point SIN_POSEXIT(lines 133 137) no Hoare annotation was computed. [2018-11-18 15:31:35,591 INFO L428 ceAbstractionStarter]: At program point SIN_POSENTRY(lines 133 137) the Hoare annotation is: true [2018-11-18 15:31:35,591 INFO L425 ceAbstractionStarter]: For program point SIN_POSFINAL(lines 133 137) no Hoare annotation was computed. [2018-11-18 15:31:35,591 INFO L428 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: true [2018-11-18 15:31:35,591 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 136) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point L136-1(line 136) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L428 ceAbstractionStarter]: At program point L135-1(line 135) the Hoare annotation is: true [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point SINEXIT(lines 139 143) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L428 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: true [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 142) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point L142-1(line 142) no Hoare annotation was computed. [2018-11-18 15:31:35,592 INFO L428 ceAbstractionStarter]: At program point L141-1(line 141) the Hoare annotation is: true [2018-11-18 15:31:35,592 INFO L425 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-11-18 15:31:35,593 INFO L428 ceAbstractionStarter]: At program point SINENTRY(lines 139 143) the Hoare annotation is: true [2018-11-18 15:31:35,593 INFO L425 ceAbstractionStarter]: For program point SINFINAL(lines 139 143) no Hoare annotation was computed. [2018-11-18 15:31:35,593 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:31:35,593 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 15:31:35,593 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:31:35,593 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:31:35,593 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 145 154) the Hoare annotation is: true [2018-11-18 15:31:35,593 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 145 154) no Hoare annotation was computed. [2018-11-18 15:31:35,593 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 145 154) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L428 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: true [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point L152-1(line 152) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point SIN_0_180FINAL(lines 111 125) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point SIN_0_180EXIT(lines 111 125) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L428 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2018-11-18 15:31:35,594 INFO L428 ceAbstractionStarter]: At program point SIN_0_180ENTRY(lines 111 125) the Hoare annotation is: true [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 13) the Hoare annotation is: true [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point L13(line 13) no Hoare annotation was computed. [2018-11-18 15:31:35,594 INFO L425 ceAbstractionStarter]: For program point L13-1(line 13) no Hoare annotation was computed. [2018-11-18 15:31:35,595 INFO L425 ceAbstractionStarter]: For program point L13-3(line 13) no Hoare annotation was computed. [2018-11-18 15:31:35,595 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 13) no Hoare annotation was computed. [2018-11-18 15:31:35,599 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2018-11-18 15:31:35,599 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 130) no Hoare annotation was computed. [2018-11-18 15:31:35,599 INFO L425 ceAbstractionStarter]: For program point L130-1(line 130) no Hoare annotation was computed. [2018-11-18 15:31:35,599 INFO L428 ceAbstractionStarter]: At program point L129-1(line 129) the Hoare annotation is: true [2018-11-18 15:31:35,599 INFO L425 ceAbstractionStarter]: For program point L129-2(line 129) no Hoare annotation was computed. [2018-11-18 15:31:35,600 INFO L428 ceAbstractionStarter]: At program point SIN_180ENTRY(lines 127 131) the Hoare annotation is: true [2018-11-18 15:31:35,600 INFO L425 ceAbstractionStarter]: For program point SIN_180FINAL(lines 127 131) no Hoare annotation was computed. [2018-11-18 15:31:35,600 INFO L425 ceAbstractionStarter]: For program point SIN_180EXIT(lines 127 131) no Hoare annotation was computed. [2018-11-18 15:31:35,600 INFO L428 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: true [2018-11-18 15:31:35,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:31:35 BoogieIcfgContainer [2018-11-18 15:31:35,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:31:35,604 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:31:35,604 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:31:35,604 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:31:35,605 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:31:34" (3/4) ... [2018-11-18 15:31:35,609 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:31:35,615 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:31:35,615 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_POS [2018-11-18 15:31:35,615 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN [2018-11-18 15:31:35,615 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:31:35,615 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-18 15:31:35,616 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_0_180 [2018-11-18 15:31:35,616 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure SIN_180 [2018-11-18 15:31:35,623 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 199 nodes and edges [2018-11-18 15:31:35,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 95 nodes and edges [2018-11-18 15:31:35,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-18 15:31:35,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-18 15:31:35,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 15:31:35,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:31:35,625 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:31:35,625 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:31:35,625 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:31:35,670 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_741e1479-591a-4717-96ca-27f28a18f72a/bin-2019/uautomizer/witness.graphml [2018-11-18 15:31:35,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:31:35,671 INFO L168 Benchmark]: Toolchain (without parser) took 16847.36 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 817.4 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -73.0 MB). Peak memory consumption was 744.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,673 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-18 15:31:35,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 917.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,673 INFO L168 Benchmark]: Boogie Preprocessor took 129.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 917.5 MB in the beginning and 1.2 GB in the end (delta: -234.4 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,674 INFO L168 Benchmark]: RCFGBuilder took 15443.76 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 652.7 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.2 MB). Peak memory consumption was 967.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,674 INFO L168 Benchmark]: TraceAbstraction took 794.76 ms. Allocated memory is still 1.8 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,674 INFO L168 Benchmark]: Witness Printer took 66.42 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:31:35,678 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 409.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 917.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 129.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 917.5 MB in the beginning and 1.2 GB in the end (delta: -234.4 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15443.76 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 652.7 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.2 MB). Peak memory consumption was 967.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 794.76 ms. Allocated memory is still 1.8 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. * Witness Printer took 66.42 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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 8 procedures, 47 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred 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, 17 LocationsWithAnnotation, 25 PreInvPairs, 25 NumberOfFragments, 17 HoareAnnotationTreeSize, 25 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 ConjunctsInSsa, 1 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...