./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36a0a55241cede481b157c1ab9f348d708a5b166 ................................................................................................................................................................................................................................................ 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_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36a0a55241cede481b157c1ab9f348d708a5b166 .............................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.23-1dbac8b [2018-10-27 00:02:06,122 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:02:06,124 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:02:06,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:02:06,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:02:06,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:02:06,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:02:06,137 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:02:06,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:02:06,139 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:02:06,140 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:02:06,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:02:06,141 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:02:06,142 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:02:06,143 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:02:06,144 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:02:06,144 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:02:06,146 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:02:06,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:02:06,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:02:06,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:02:06,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:02:06,152 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:02:06,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:02:06,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:02:06,153 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:02:06,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:02:06,155 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:02:06,156 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:02:06,156 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:02:06,156 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:02:06,157 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:02:06,157 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:02:06,157 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:02:06,159 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:02:06,159 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:02:06,159 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:02:06,169 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:02:06,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:02:06,170 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:02:06,170 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:02:06,171 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:02:06,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:02:06,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:02:06,171 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:02:06,171 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:02:06,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:02:06,173 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:02:06,173 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:02:06,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:02:06,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:02:06,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:02:06,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:02:06,173 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:02:06,176 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:02:06,176 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:02:06,176 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:02:06,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:02:06,176 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_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak 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 -> Kojak 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 -> 36a0a55241cede481b157c1ab9f348d708a5b166 [2018-10-27 00:02:06,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:02:06,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:02:06,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:02:06,218 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:02:06,219 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:02:06,220 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c [2018-10-27 00:02:06,269 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/4d7e20e07/870c5f5a832e4e2cbce7b5ed7f1d9a8c/FLAGfefee1e71 [2018-10-27 00:02:06,653 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:02:06,653 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c [2018-10-27 00:02:06,659 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/4d7e20e07/870c5f5a832e4e2cbce7b5ed7f1d9a8c/FLAGfefee1e71 [2018-10-27 00:02:06,671 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/4d7e20e07/870c5f5a832e4e2cbce7b5ed7f1d9a8c [2018-10-27 00:02:06,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:02:06,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:02:06,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:02:06,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:02:06,681 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:02:06,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b54a010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06, skipping insertion in model container [2018-10-27 00:02:06,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:02:06,716 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:02:06,847 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:02:06,850 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:02:06,871 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:02:06,891 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:02:06,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06 WrapperNode [2018-10-27 00:02:06,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:02:06,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:02:06,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:02:06,892 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:02:06,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:02:06,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:02:06,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:02:06,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:02:06,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... [2018-10-27 00:02:06,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:02:06,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:02:06,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:02:06,953 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:02:06,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 00:02:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-10-27 00:02:07,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-10-27 00:02:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:02:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-27 00:02:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:02:07,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:02:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 00:02:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:02:08,035 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:02:08,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:08 BoogieIcfgContainer [2018-10-27 00:02:08,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:02:08,036 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:02:08,036 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:02:08,047 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:02:08,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:08" (1/1) ... [2018-10-27 00:02:08,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:02:08,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-10-27 00:02:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-10-27 00:02:08,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:02:08,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:02:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-10-27 00:02:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-10-27 00:02:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:02:08,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:08,368 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-27 00:02:08,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:02:08 ImpRootNode [2018-10-27 00:02:08,400 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:02:08,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:02:08,401 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:02:08,401 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:02:08,402 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:08" (3/4) ... [2018-10-27 00:02:08,405 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:02:08,405 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:02:08,406 INFO L168 Benchmark]: Toolchain (without parser) took 1731.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:08,408 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:02:08,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:08,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.49 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:08,411 INFO L168 Benchmark]: Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:02:08,411 INFO L168 Benchmark]: RCFGBuilder took 1083.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:08,412 INFO L168 Benchmark]: CodeCheck took 364.02 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:08,413 INFO L168 Benchmark]: Witness Printer took 4.97 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. [2018-10-27 00:02:08,416 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 70]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someUnaryFLOAToperation at line 64. Possible FailurePath: [L64] float x = -0.0f; [L65] float y = 0.0f; [L66] CALL, EXPR fmin_float(x, y) [L36] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=1] [L13] __uint32_t w; VAL [\old(x)=1, x=1] [L16] FCALL ieee_float_shape_type gf_u; [L17] FCALL gf_u.value = (x) [L18] EXPR, FCALL gf_u.word [L18] (w) = gf_u.word [L19] COND FALSE !(0) VAL [\old(x)=1, w=2139095041, x=1] [L21] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L23-L24] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L26-L27] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L29] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L32] RET return 0; [L36] EXPR __fpclassify_float(x) [L36] COND TRUE __fpclassify_float(x) == 0 [L37] RET return y; [L66] EXPR fmin_float(x, y) [L66] float res = fmin_float(x, y); [L69] EXPR res == -0.0f && __signbit_float(res) == 1 [L69] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L70] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.49 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1083.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * CodeCheck took 364.02 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.97 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:02:10,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:02:10,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:02:10,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:02:10,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:02:10,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:02:10,360 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:02:10,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:02:10,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:02:10,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:02:10,364 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:02:10,364 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:02:10,365 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:02:10,369 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:02:10,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:02:10,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:02:10,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:02:10,373 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:02:10,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:02:10,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:02:10,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:02:10,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:02:10,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:02:10,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:02:10,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:02:10,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:02:10,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:02:10,396 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:02:10,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:02:10,397 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:02:10,397 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:02:10,398 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:02:10,398 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:02:10,398 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:02:10,399 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:02:10,399 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:02:10,400 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 00:02:10,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:02:10,421 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:02:10,421 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:02:10,422 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:02:10,422 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:02:10,422 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:02:10,422 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:02:10,422 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:02:10,423 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:02:10,424 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:02:10,424 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:02:10,424 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:02:10,424 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:02:10,424 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:02:10,424 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:02:10,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:02:10,425 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:02:10,425 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:02:10,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:02:10,425 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 00:02:10,425 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:02:10,425 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:02:10,430 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:02:10,430 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:02:10,430 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_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak 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 -> Kojak 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 -> 36a0a55241cede481b157c1ab9f348d708a5b166 [2018-10-27 00:02:10,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:02:10,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:02:10,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:02:10,492 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:02:10,492 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:02:10,493 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c [2018-10-27 00:02:10,540 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/d15852ebc/69081cfe980c49c1a35328461508495f/FLAG381126368 [2018-10-27 00:02:10,882 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:02:10,883 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/sv-benchmarks/c/float-newlib/float_req_bl_1232b_false-unreach-call.c [2018-10-27 00:02:10,889 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/d15852ebc/69081cfe980c49c1a35328461508495f/FLAG381126368 [2018-10-27 00:02:10,900 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/data/d15852ebc/69081cfe980c49c1a35328461508495f [2018-10-27 00:02:10,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:02:10,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:02:10,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:02:10,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:02:10,908 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:02:10,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:02:10" (1/1) ... [2018-10-27 00:02:10,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38316d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:10, skipping insertion in model container [2018-10-27 00:02:10,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:02:10" (1/1) ... [2018-10-27 00:02:10,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:02:10,938 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:02:11,086 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:02:11,091 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:02:11,113 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:02:11,141 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:02:11,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11 WrapperNode [2018-10-27 00:02:11,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:02:11,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:02:11,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:02:11,142 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:02:11,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:02:11,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:02:11,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:02:11,176 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:02:11,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... [2018-10-27 00:02:11,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:02:11,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:02:11,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:02:11,200 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:02:11,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:02:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 00:02:11,329 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-10-27 00:02:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-10-27 00:02:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:02:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 00:02:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:02:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:02:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-27 00:02:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:02:11,620 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:02:11,640 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:02:11,748 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:02:11,756 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:02:12,450 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:02:12,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:12 BoogieIcfgContainer [2018-10-27 00:02:12,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:02:12,451 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:02:12,451 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:02:12,460 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:02:12,460 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:12" (1/1) ... [2018-10-27 00:02:12,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:02:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-27 00:02:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-27 00:02:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:02:12,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:12,563 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:12,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:02:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:02:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-10-27 00:02:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-10-27 00:02:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:02:12,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:12,621 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:12,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:02:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:02:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-10-27 00:02:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-10-27 00:02:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:02:12,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:12,928 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:12,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:02:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:02:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:12,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-10-27 00:02:12,961 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-10-27 00:02:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:02:12,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:12,963 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:12,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:02:14,573 WARN L179 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 143 [2018-10-27 00:02:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:02:15,262 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-10-27 00:02:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 24 transitions. [2018-10-27 00:02:15,634 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-10-27 00:02:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:02:15,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:15,636 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:02:15,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:02:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 00:02:17,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:02:17,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 20 transitions. [2018-10-27 00:02:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-10-27 00:02:17,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:02:17,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:02:17,487 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:02:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:02:17,564 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2018-10-27 00:02:17,619 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,620 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,621 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,621 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,622 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,622 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,622 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,622 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,623 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,623 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:02:17 ImpRootNode [2018-10-27 00:02:17,634 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:02:17,634 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:02:17,634 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:02:17,634 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:02:17,635 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:02:12" (3/4) ... [2018-10-27 00:02:17,636 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 00:02:17,649 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,649 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,649 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,649 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,650 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE [2018-10-27 00:02:17,709 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02c6f67a-9638-45b1-a6a6-db0727f78e13/bin-2019/ukojak/witness.graphml [2018-10-27 00:02:17,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:02:17,710 INFO L168 Benchmark]: Toolchain (without parser) took 6806.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:17,710 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-10-27 00:02:17,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 937.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:17,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.79 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:02:17,711 INFO L168 Benchmark]: Boogie Preprocessor took 23.69 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:02:17,711 INFO L168 Benchmark]: RCFGBuilder took 1250.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:17,712 INFO L168 Benchmark]: CodeCheck took 5182.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:02:17,713 INFO L168 Benchmark]: Witness Printer took 75.06 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:02:17,715 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 45 locations, 1 error locations. UNSAFE Result, 5.0s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 10 SDslu, 10 SDs, 0 SdLazy, 416 SolverSat, 148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 550 GetRequests, 516 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 66 ConstructedInterpolants, 3 QuantifiedInterpolants, 15162 SizeOfPredicates, 22 NumberOfNonLiveVariables, 210 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 70]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L64] float x = -0.0f; [L65] float y = 0.0f; [L66] CALL, EXPR fmin_float(x, y) [L36] CALL, EXPR __fpclassify_float(x) [L13] __uint32_t w; [L16] FCALL ieee_float_shape_type gf_u; [L17] FCALL gf_u.value = (x) [L18] EXPR, FCALL gf_u.word [L18] (w) = gf_u.word [L19] COND FALSE !(0) VAL [w=2147483648] [L21] COND TRUE w == 0x00000000 || w == 0x80000000 [L22] RET return 2; [L36] EXPR __fpclassify_float(x) [L36] COND FALSE !(__fpclassify_float(x) == 0) [L38] CALL, EXPR __fpclassify_float(y) [L13] __uint32_t w; [L16] FCALL ieee_float_shape_type gf_u; [L17] FCALL gf_u.value = (x) [L18] EXPR, FCALL gf_u.word [L18] (w) = gf_u.word [L19] COND FALSE !(0) VAL [w=0] [L21] COND TRUE w == 0x00000000 || w == 0x80000000 [L22] RET return 2; [L38] EXPR __fpclassify_float(y) [L38] COND FALSE !(__fpclassify_float(y) == 0) [L41] COND FALSE, EXPR !(x < y ? x : y) [L41] RET return x < y ? x : y; [L66] EXPR fmin_float(x, y) [L66] float res = fmin_float(x, y); [L69] EXPR res == -0.0f && __signbit_float(res) == 1 [L69] CALL, EXPR __signbit_float(res) [L45] __uint32_t w; [L48] FCALL ieee_float_shape_type gf_u; [L49] FCALL gf_u.value = (x) [L50] EXPR, FCALL gf_u.word [L50] (w) = gf_u.word [L51] COND FALSE !(0) [L53] RET return (w & 0x80000000) != 0; [L69] EXPR __signbit_float(res) [L69] EXPR res == -0.0f && __signbit_float(res) == 1 [L69] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L70] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 236.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 937.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.79 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.69 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1250.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 5182.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. * Witness Printer took 75.06 ms. Allocated memory is still 1.3 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Minuszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Pluszero~LONGDOUBLE RESULT: Ultimate proved your program to be incorrect! Received shutdown request...