./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-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_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 6c0005e6146056cc1de3f3f086fde77a54c02f63 ................................................................................................................................................................................................................................................................ 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_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 6c0005e6146056cc1de3f3f086fde77a54c02f63 .................................................................................................................................................................................................................................................................. 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 0.1.23-5842f4b [2018-11-18 12:48:50,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:48:50,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:48:50,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:48:50,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:48:50,060 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:48:50,061 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:48:50,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:48:50,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:48:50,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:48:50,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:48:50,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:48:50,064 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:48:50,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:48:50,065 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:48:50,066 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:48:50,066 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:48:50,067 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:48:50,068 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:48:50,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:48:50,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:48:50,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:48:50,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:48:50,073 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:48:50,073 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:48:50,073 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:48:50,074 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:48:50,074 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:48:50,075 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:48:50,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:48:50,075 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:48:50,076 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:48:50,076 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:48:50,076 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:48:50,077 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:48:50,077 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:48:50,077 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:48:50,087 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:48:50,087 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:48:50,088 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:48:50,088 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:48:50,088 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:48:50,088 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:48:50,089 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:48:50,089 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:48:50,090 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:48:50,090 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:48:50,091 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:48:50,091 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:48:50,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:48:50,092 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_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 -> 6c0005e6146056cc1de3f3f086fde77a54c02f63 [2018-11-18 12:48:50,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:48:50,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:48:50,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:48:50,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:48:50,130 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:48:50,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:50,175 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/70ac4782a/c9c9fece7660439390ec4e706f31175d/FLAG8efd197d0 [2018-11-18 12:48:50,595 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:48:50,595 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:50,600 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/70ac4782a/c9c9fece7660439390ec4e706f31175d/FLAG8efd197d0 [2018-11-18 12:48:50,612 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/70ac4782a/c9c9fece7660439390ec4e706f31175d [2018-11-18 12:48:50,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:48:50,616 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:48:50,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:50,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:48:50,620 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:48:50,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c31600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50, skipping insertion in model container [2018-11-18 12:48:50,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:48:50,648 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:48:50,760 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:50,763 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:48:50,778 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:50,791 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:48:50,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50 WrapperNode [2018-11-18 12:48:50,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:50,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:48:50,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:48:50,791 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:48:50,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... [2018-11-18 12:48:50,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:48:50,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:48:50,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:48:50,816 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:48:50,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 12:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 12:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-11-18 12:48:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:48:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 12:48:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:48:50,998 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:48:50,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:50 BoogieIcfgContainer [2018-11-18 12:48:50,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:48:50,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:48:50,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:48:51,001 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:48:51,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:48:50" (1/3) ... [2018-11-18 12:48:51,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4215f152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:51, skipping insertion in model container [2018-11-18 12:48:51,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:50" (2/3) ... [2018-11-18 12:48:51,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4215f152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:51, skipping insertion in model container [2018-11-18 12:48:51,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:50" (3/3) ... [2018-11-18 12:48:51,004 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:51,012 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:48:51,018 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:48:51,031 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:48:51,055 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:48:51,055 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:48:51,055 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:48:51,055 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:48:51,056 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:48:51,056 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:48:51,056 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:48:51,056 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:48:51,056 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:48:51,070 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-11-18 12:48:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 12:48:51,074 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:51,075 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:48:51,077 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:51,081 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:51,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1809195508, now seen corresponding path program 1 times [2018-11-18 12:48:51,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:48:51,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:48:51,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:51,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:51,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:48:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:48:51,193 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:48:51,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:48:51 BoogieIcfgContainer [2018-11-18 12:48:51,209 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:48:51,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:48:51,209 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:48:51,209 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:48:51,210 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:50" (3/4) ... [2018-11-18 12:48:51,212 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:48:51,212 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:48:51,212 INFO L168 Benchmark]: Toolchain (without parser) took 597.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:48:51,214 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:48:51,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.46 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:51,214 INFO L168 Benchmark]: Boogie Preprocessor took 24.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:51,215 INFO L168 Benchmark]: RCFGBuilder took 182.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:51,216 INFO L168 Benchmark]: TraceAbstraction took 209.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:51,216 INFO L168 Benchmark]: Witness Printer took 3.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:48:51,218 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 174.46 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 182.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 209.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 21, overapproximation of bitwiseXor at line 20. Possible FailurePath: [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L31] CALL, EXPR cast(a) VAL [\old(i)=0] [L16] FCALL union u x, y; [L17] FCALL x.i[0] = 0x43300000 [L18] EXPR, FCALL x.i[0] [L18] FCALL y.i[0] = x.i[0] [L19] FCALL x.i[1] = 0x80000000 [L20] EXPR, FCALL x.i[1] [L20] FCALL y.i[1] = i ^ x.i[1] [L21] EXPR, FCALL y.d [L21] EXPR, FCALL x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] RET return y.d - x.d; VAL [\old(i)=0, i=0] [L31] EXPR cast(a) VAL [a=0, cast(a)=1127219205] [L31] r = cast(a) [L32] CALL __VERIFIER_assert(r == a) VAL [\old(cond)=0] [L7] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L7] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 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 12:48:52,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:48:52,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:48:52,631 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:48:52,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:48:52,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:48:52,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:48:52,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:48:52,635 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:48:52,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:48:52,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:48:52,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:48:52,638 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:48:52,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:48:52,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:48:52,640 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:48:52,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:48:52,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:48:52,643 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:48:52,644 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:48:52,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:48:52,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:48:52,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:48:52,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:48:52,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:48:52,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:48:52,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:48:52,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:48:52,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:48:52,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:48:52,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:48:52,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:48:52,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:48:52,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:48:52,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:48:52,653 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:48:52,654 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:48:52,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:48:52,665 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:48:52,665 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:48:52,665 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:48:52,666 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:48:52,666 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:48:52,666 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:48:52,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:48:52,666 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:48:52,667 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:48:52,668 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:48:52,668 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:48:52,668 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:48:52,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:48:52,668 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:48:52,670 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:48:52,670 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:48:52,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:48:52,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:48:52,671 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:48:52,672 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_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 -> 6c0005e6146056cc1de3f3f086fde77a54c02f63 [2018-11-18 12:48:52,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:48:52,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:48:52,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:48:52,715 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:48:52,715 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:48:52,716 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:52,757 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/29a102cbd/f77522914ea847cba021df44400c4130/FLAG107ccfe63 [2018-11-18 12:48:53,150 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:48:53,150 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/sv-benchmarks/c/float-benchs/cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:53,154 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/29a102cbd/f77522914ea847cba021df44400c4130/FLAG107ccfe63 [2018-11-18 12:48:53,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/data/29a102cbd/f77522914ea847cba021df44400c4130 [2018-11-18 12:48:53,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:48:53,167 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:48:53,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:53,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:48:53,171 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:48:53,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53, skipping insertion in model container [2018-11-18 12:48:53,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:48:53,192 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:48:53,312 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:53,316 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:48:53,333 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:53,348 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:48:53,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53 WrapperNode [2018-11-18 12:48:53,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:53,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:48:53,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:48:53,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:48:53,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... [2018-11-18 12:48:53,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:48:53,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:48:53,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:48:53,379 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:48:53,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 12:48:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:48:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:48:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 12:48:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-11-18 12:48:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:48:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:48:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:48:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:48:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:48:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:48:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 12:48:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 12:48:53,652 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:48:53,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:53 BoogieIcfgContainer [2018-11-18 12:48:53,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:48:53,653 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:48:53,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:48:53,655 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:48:53,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:48:53" (1/3) ... [2018-11-18 12:48:53,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6794f04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:53, skipping insertion in model container [2018-11-18 12:48:53,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:53" (2/3) ... [2018-11-18 12:48:53,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6794f04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:53, skipping insertion in model container [2018-11-18 12:48:53,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:53" (3/3) ... [2018-11-18 12:48:53,658 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_union_tight_false-unreach-call_true-termination.c [2018-11-18 12:48:53,666 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:48:53,672 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:48:53,680 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:48:53,699 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:48:53,699 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:48:53,700 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:48:53,700 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:48:53,700 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:48:53,700 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:48:53,700 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:48:53,700 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:48:53,700 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:48:53,711 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-11-18 12:48:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 12:48:53,715 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:53,715 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:48:53,717 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:53,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:53,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1809195508, now seen corresponding path program 1 times [2018-11-18 12:48:53,724 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:48:53,725 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/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 12:48:53,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:48:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:48:54,010 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:48:54,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:48:54 BoogieIcfgContainer [2018-11-18 12:48:54,029 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:48:54,029 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:48:54,029 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:48:54,029 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:48:54,030 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:53" (3/4) ... [2018-11-18 12:48:54,032 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 12:48:54,060 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_03a3eaa6-b57e-40e1-9422-af0e9bec9c1f/bin-2019/uautomizer/witness.graphml [2018-11-18 12:48:54,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:48:54,060 INFO L168 Benchmark]: Toolchain (without parser) took 894.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -106.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:54,061 INFO L168 Benchmark]: CDTParser took 0.15 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 12:48:54,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.69 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:54,062 INFO L168 Benchmark]: Boogie Preprocessor took 28.68 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:48:54,062 INFO L168 Benchmark]: RCFGBuilder took 273.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:54,062 INFO L168 Benchmark]: TraceAbstraction took 376.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:54,063 INFO L168 Benchmark]: Witness Printer took 30.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:48:54,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 181.69 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.68 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 273.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 376.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. * Witness Printer took 30.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L26] int a; [L27] double r; [L29] a = __VERIFIER_nondet_int() [L31] CALL, EXPR cast(a) VAL [\old(i)=283652] [L16] FCALL union u x, y; [L17] FCALL x.i[0] = 0x43300000 [L18] EXPR, FCALL x.i[0] [L18] FCALL y.i[0] = x.i[0] [L19] FCALL x.i[1] = 0x80000000 [L20] EXPR, FCALL x.i[1] [L20] FCALL y.i[1] = i ^ x.i[1] [L21] EXPR, FCALL y.d [L21] EXPR, FCALL x.d [L21] return y.d - x.d; [L21] return y.d - x.d; [L21] RET return y.d - x.d; VAL [\old(i)=283652, \result=-0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006019083500988814, i=283652] [L31] EXPR cast(a) VAL [a=283652, cast(a)=-0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006019083500988814] [L31] r = cast(a) [L32] CALL __VERIFIER_assert(r == a) VAL [\old(cond)=0] [L7] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L7] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. UNSAFE Result, 0.3s 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=23occurred 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, 15 NumberOfCodeBlocks, 15 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 proved your program to be incorrect! Received shutdown request...