./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.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_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 4f322714ac20f006604c99f1f234e99ccbfae195 ........................................................................................................................................................................................................................................................................ 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_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 4f322714ac20f006604c99f1f234e99ccbfae195 ..................................................................................................................................................................................................................................................................................... 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 [2018-11-10 04:26:43,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:26:43,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:26:43,537 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:26:43,537 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:26:43,538 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:26:43,539 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:26:43,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:26:43,540 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:26:43,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:26:43,542 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:26:43,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:26:43,543 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:26:43,543 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:26:43,544 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:26:43,545 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:26:43,545 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:26:43,547 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:26:43,548 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:26:43,549 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:26:43,549 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:26:43,550 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:26:43,552 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:26:43,552 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:26:43,552 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:26:43,553 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:26:43,553 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:26:43,554 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:26:43,555 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:26:43,555 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:26:43,556 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:26:43,556 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:26:43,556 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:26:43,556 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:26:43,557 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:26:43,558 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:26:43,558 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 04:26:43,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:26:43,568 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:26:43,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:26:43,569 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:26:43,570 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:26:43,570 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:26:43,570 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:26:43,570 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:26:43,570 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:26:43,570 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:26:43,570 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:26:43,571 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:26:43,571 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:26:43,572 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:26:43,572 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:26:43,573 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:26:43,573 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:26:43,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:26:43,573 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_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-11-10 04:26:43,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:26:43,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:26:43,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:26:43,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:26:43,608 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:26:43,609 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:43,647 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/e2e5dacef/f849a5f947d541d7a289a95c85a1c8c5/FLAG761a56734 [2018-11-10 04:26:43,979 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:26:43,980 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:43,984 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/e2e5dacef/f849a5f947d541d7a289a95c85a1c8c5/FLAG761a56734 [2018-11-10 04:26:43,995 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/e2e5dacef/f849a5f947d541d7a289a95c85a1c8c5 [2018-11-10 04:26:43,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:26:43,998 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:26:43,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:26:43,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:26:44,001 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:26:44,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:26:43" (1/1) ... [2018-11-10 04:26:44,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1183f8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44, skipping insertion in model container [2018-11-10 04:26:44,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:26:43" (1/1) ... [2018-11-10 04:26:44,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:26:44,030 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:26:44,147 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:26:44,155 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:26:44,168 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:26:44,179 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:26:44,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44 WrapperNode [2018-11-10 04:26:44,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:26:44,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:26:44,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:26:44,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:26:44,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... [2018-11-10 04:26:44,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:26:44,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:26:44,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:26:44,208 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:26:44,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 [2018-11-10 04:26:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:26:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:26:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:26:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-11-10 04:26:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:26:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 04:26:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 04:26:44,459 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:26:44,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:44 BoogieIcfgContainer [2018-11-10 04:26:44,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:26:44,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:26:44,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:26:44,463 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:26:44,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:26:43" (1/3) ... [2018-11-10 04:26:44,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237df0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:26:44, skipping insertion in model container [2018-11-10 04:26:44,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:44" (2/3) ... [2018-11-10 04:26:44,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237df0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:26:44, skipping insertion in model container [2018-11-10 04:26:44,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:44" (3/3) ... [2018-11-10 04:26:44,466 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:44,472 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:26:44,477 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:26:44,488 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:26:44,509 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:26:44,510 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:26:44,510 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:26:44,510 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:26:44,510 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:26:44,510 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:26:44,510 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:26:44,510 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:26:44,511 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:26:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-11-10 04:26:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 04:26:44,532 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:26:44,533 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:26:44,535 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:26:44,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:26:44,540 INFO L82 PathProgramCache]: Analyzing trace with hash -607596821, now seen corresponding path program 1 times [2018-11-10 04:26:44,541 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:26:44,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:26:44,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:26:44,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:26:44,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:26:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:26:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:26:44,660 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 04:26:44,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:26:44 BoogieIcfgContainer [2018-11-10 04:26:44,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:26:44,681 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:26:44,681 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:26:44,681 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:26:44,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:44" (3/4) ... [2018-11-10 04:26:44,683 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:26:44,683 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:26:44,684 INFO L168 Benchmark]: Toolchain (without parser) took 686.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:26:44,685 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:26:44,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 947.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:44,686 INFO L168 Benchmark]: Boogie Preprocessor took 26.97 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:44,686 INFO L168 Benchmark]: RCFGBuilder took 252.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:44,687 INFO L168 Benchmark]: TraceAbstraction took 219.88 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:44,687 INFO L168 Benchmark]: Witness Printer took 3.01 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. [2018-11-10 04:26:44,689 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.33 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 947.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.97 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 252.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 219.88 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.01 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: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 23, overapproximation of bitwiseAnd at line 11. Possible FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) VAL [\old(d)=3758096390] [L8] FCALL double dmax; VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}] [L9] FCALL float f; VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L11] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096388, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 VAL [\old(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] EXPR, FCALL \read(dmax) VAL [\old(d)=3758096390, \read(d)=3758096390, \read(dmax)=3758096385, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L19] EXPR, FCALL \read(dmax) VAL [\old(d)=3758096390, \read(d)=3758096390, \read(dmax)=3758096385, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, dmax={3758096392:0}, f={3758096389:0}] [L23] EXPR d >= -3.41e38 && d <= 3.41e38 VAL [\old(d)=3758096390, \read(d)=3758096390, d={3758096387:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={3758096392:0}, f={3758096389:0}] [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) VAL [\old(cond)=0] [L3] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L3] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 60 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=60occurred 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, 28 NumberOfCodeBlocks, 28 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 0.1.23-1dbac8b [2018-11-10 04:26:46,161 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:26:46,162 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:26:46,170 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:26:46,170 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:26:46,171 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:26:46,172 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:26:46,173 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:26:46,174 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:26:46,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:26:46,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:26:46,176 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:26:46,177 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:26:46,178 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:26:46,179 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:26:46,180 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:26:46,181 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:26:46,182 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:26:46,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:26:46,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:26:46,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:26:46,187 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:26:46,189 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:26:46,190 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:26:46,190 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:26:46,191 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:26:46,191 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:26:46,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:26:46,193 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:26:46,194 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:26:46,194 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:26:46,195 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:26:46,195 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:26:46,195 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:26:46,196 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:26:46,197 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:26:46,197 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-10 04:26:46,209 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:26:46,209 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:26:46,209 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:26:46,210 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:26:46,210 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:26:46,210 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:26:46,210 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:26:46,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:26:46,211 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:26:46,212 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:26:46,212 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:26:46,212 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:26:46,212 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:26:46,213 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:26:46,214 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:26:46,214 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:26:46,214 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_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-11-10 04:26:46,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:26:46,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:26:46,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:26:46,256 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:26:46,256 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:26:46,257 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:46,293 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/82fb2313b/fff6ab4849864d24855c008b4e7603a9/FLAG4cfa2feba [2018-11-10 04:26:46,605 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:26:46,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:46,609 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/82fb2313b/fff6ab4849864d24855c008b4e7603a9/FLAG4cfa2feba [2018-11-10 04:26:46,618 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/data/82fb2313b/fff6ab4849864d24855c008b4e7603a9 [2018-11-10 04:26:46,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:26:46,621 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:26:46,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:26:46,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:26:46,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:26:46,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248f829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46, skipping insertion in model container [2018-11-10 04:26:46,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:26:46,648 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:26:46,764 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:26:46,774 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:26:46,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:26:46,806 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:26:46,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46 WrapperNode [2018-11-10 04:26:46,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:26:46,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:26:46,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:26:46,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:26:46,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... [2018-11-10 04:26:46,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:26:46,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:26:46,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:26:46,840 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:26:46,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 [2018-11-10 04:26:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:26:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:26:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:26:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2018-11-10 04:26:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-10 04:26:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:26:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 04:26:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-10 04:26:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-10 04:26:47,037 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:26:47,162 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:26:47,182 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:26:47,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:47 BoogieIcfgContainer [2018-11-10 04:26:47,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:26:47,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:26:47,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:26:47,187 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:26:47,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:26:46" (1/3) ... [2018-11-10 04:26:47,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1c981d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:26:47, skipping insertion in model container [2018-11-10 04:26:47,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:26:46" (2/3) ... [2018-11-10 04:26:47,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1c981d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:26:47, skipping insertion in model container [2018-11-10 04:26:47,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:47" (3/3) ... [2018-11-10 04:26:47,190 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_ptr_false-unreach-call_true-termination.c [2018-11-10 04:26:47,197 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:26:47,201 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:26:47,210 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:26:47,230 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:26:47,230 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:26:47,230 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:26:47,230 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:26:47,230 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:26:47,230 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:26:47,230 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:26:47,231 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:26:47,231 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:26:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-11-10 04:26:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 04:26:47,246 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:26:47,247 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:26:47,249 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:26:47,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:26:47,253 INFO L82 PathProgramCache]: Analyzing trace with hash -607596821, now seen corresponding path program 1 times [2018-11-10 04:26:47,256 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:26:47,256 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/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 [2018-11-10 04:26:47,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:26:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:26:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:26:47,430 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 04:26:47,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:26:47 BoogieIcfgContainer [2018-11-10 04:26:47,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:26:47,454 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:26:47,454 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:26:47,455 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:26:47,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:26:47" (3/4) ... [2018-11-10 04:26:47,457 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 04:26:47,490 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7435cfc5-29be-42fd-bbdb-ef49c9bb1d74/bin-2019/uautomizer/witness.graphml [2018-11-10 04:26:47,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:26:47,491 INFO L168 Benchmark]: Toolchain (without parser) took 870.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:47,492 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-10 04:26:47,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 185.24 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:47,493 INFO L168 Benchmark]: Boogie Preprocessor took 32.47 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:47,493 INFO L168 Benchmark]: RCFGBuilder took 343.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -208.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:47,494 INFO L168 Benchmark]: TraceAbstraction took 270.64 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: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:47,494 INFO L168 Benchmark]: Witness Printer took 36.28 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. [2018-11-10 04:26:47,497 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 185.24 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.47 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 343.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -208.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 270.64 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: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. * Witness Printer took 36.28 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: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) VAL [\old(d)=NaN] [L8] FCALL double dmax; VAL [\old(d)=NaN, d={2:0}, dmax={1:0}] [L9] FCALL float f; VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L11] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=0, d={2:0}, dmax={1:0}, f={3:0}] [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 VAL [\old(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L16] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L16] EXPR, FCALL \read(dmax) VAL [\old(d)=NaN, \read(d)=NaN, \read(dmax)=-26815623046150350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, d={2:0}, dmax={1:0}, f={3:0}] [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L19] EXPR, FCALL \read(dmax) VAL [\old(d)=NaN, \read(d)=NaN, \read(dmax)=-26815623046150350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, d={2:0}, dmax={1:0}, f={3:0}] [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, dmax={1:0}, f={3:0}] [L23] EXPR d >= -3.41e38 && d <= 3.41e38 VAL [\old(d)=NaN, \read(d)=NaN, d={2:0}, d >= -3.41e38 && d <= 3.41e38=0, dmax={1:0}, f={3:0}] [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) VAL [\old(cond)=0] [L3] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L3] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 60 locations, 1 error locations. UNSAFE Result, 0.2s 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=60occurred 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, 28 NumberOfCodeBlocks, 28 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...