./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 14660901cc5c4d61dda44d0e62586d716b569100 .................................................................................................................................................................................................................. 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_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 14660901cc5c4d61dda44d0e62586d716b569100 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:26:45,756 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:26:45,757 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:26:45,765 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:26:45,765 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:26:45,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:26:45,767 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:26:45,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:26:45,769 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:26:45,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:26:45,770 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:26:45,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:26:45,771 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:26:45,772 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:26:45,773 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:26:45,773 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:26:45,774 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:26:45,775 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:26:45,776 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:26:45,777 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:26:45,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:26:45,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:26:45,780 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:26:45,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:26:45,781 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:26:45,781 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:26:45,782 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:26:45,783 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:26:45,783 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:26:45,784 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:26:45,784 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:26:45,784 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:26:45,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:26:45,785 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:26:45,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:26:45,786 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:26:45,786 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:26:45,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:26:45,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:26:45,797 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:26:45,797 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:26:45,798 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:26:45,798 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:26:45,798 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:26:45,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:26:45,798 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:26:45,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:26:45,799 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:26:45,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:26:45,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:26:45,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:26:45,801 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_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 -> 14660901cc5c4d61dda44d0e62586d716b569100 [2018-12-08 11:26:45,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:26:45,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:26:45,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:26:45,828 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:26:45,828 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:26:45,828 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c [2018-12-08 11:26:45,866 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/d3ec75aba/2f46b9b9f5d74c1495d2eb634bb3badd/FLAGcdad998d6 [2018-12-08 11:26:46,201 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:26:46,202 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c [2018-12-08 11:26:46,206 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/d3ec75aba/2f46b9b9f5d74c1495d2eb634bb3badd/FLAGcdad998d6 [2018-12-08 11:26:46,601 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/d3ec75aba/2f46b9b9f5d74c1495d2eb634bb3badd [2018-12-08 11:26:46,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:26:46,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:26:46,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:26:46,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:26:46,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:26:46,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d01f05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46, skipping insertion in model container [2018-12-08 11:26:46,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:26:46,625 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:26:46,708 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:26:46,711 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:26:46,719 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:26:46,727 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:26:46,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46 WrapperNode [2018-12-08 11:26:46,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:26:46,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:26:46,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:26:46,728 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:26:46,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:26:46,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:26:46,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:26:46,746 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:26:46,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:26:46,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:26:46,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:26:46,756 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:26:46,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 [2018-12-08 11:26:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:26:46,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:26:46,889 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:26:46,889 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-08 11:26:46,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:26:46 BoogieIcfgContainer [2018-12-08 11:26:46,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:26:46,890 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:26:46,890 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:26:46,896 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:26:46,896 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:26:46" (1/1) ... [2018-12-08 11:26:46,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:26:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:26:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-08 11:26:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-08 11:26:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:26:46,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:26:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:26:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:26:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:26:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:26:46,994 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-08 11:26:47,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:26:47 ImpRootNode [2018-12-08 11:26:47,009 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:26:47,009 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:26:47,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:26:47,010 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:26:47,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:26:46" (3/4) ... [2018-12-08 11:26:47,012 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 11:26:47,012 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:26:47,013 INFO L168 Benchmark]: Toolchain (without parser) took 409.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 951.2 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:26:47,014 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:26:47,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.28 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 940.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:26:47,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.64 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:26:47,015 INFO L168 Benchmark]: Boogie Preprocessor took 9.90 ms. Allocated memory is still 1.0 GB. Free memory was 940.3 MB in the beginning and 937.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:26:47,015 INFO L168 Benchmark]: RCFGBuilder took 133.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:26:47,016 INFO L168 Benchmark]: CodeCheck took 119.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-12-08 11:26:47,016 INFO L168 Benchmark]: Witness Printer took 2.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:26:47,019 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 1 procedures, 9 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 25]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 10, overapproximation of someBinaryArithmeticDOUBLEoperation at line 8. Possible FailurePath: [L1] int __return_main; [L7] double main__x = 1.0; [L8] double main__x1 = main__x / 1.6; VAL [__return_main=0] [L10] COND FALSE !(main__x1 != main__x) [L19] int __tmp_1; [L20] __tmp_1 = main__x == 0 [L21] int __VERIFIER_assert__cond; [L22] __VERIFIER_assert__cond = __tmp_1 VAL [__return_main=0] [L23] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0] [L25] __VERIFIER_error() VAL [__return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 123.28 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 940.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.64 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.90 ms. Allocated memory is still 1.0 GB. Free memory was 940.3 MB in the beginning and 937.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 133.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * CodeCheck took 119.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Witness Printer took 2.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:26:48,292 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:26:48,293 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:26:48,301 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:26:48,301 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:26:48,302 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:26:48,302 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:26:48,303 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:26:48,304 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:26:48,305 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:26:48,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:26:48,306 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:26:48,306 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:26:48,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:26:48,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:26:48,308 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:26:48,309 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:26:48,310 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:26:48,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:26:48,312 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:26:48,313 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:26:48,314 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:26:48,315 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:26:48,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:26:48,316 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:26:48,316 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:26:48,317 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:26:48,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:26:48,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:26:48,319 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:26:48,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:26:48,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:26:48,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:26:48,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:26:48,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:26:48,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:26:48,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 11:26:48,331 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:26:48,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:26:48,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:26:48,332 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:26:48,332 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:26:48,333 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:26:48,333 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:26:48,334 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:26:48,334 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:26:48,334 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:26:48,335 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 11:26:48,335 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 11:26:48,335 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_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 -> 14660901cc5c4d61dda44d0e62586d716b569100 [2018-12-08 11:26:48,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:26:48,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:26:48,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:26:48,367 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:26:48,367 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:26:48,368 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c [2018-12-08 11:26:48,403 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/3fd768b6b/6e3be3b7aed3401186bdb9bf30f9e1d3/FLAG1c981ba8b [2018-12-08 11:26:48,829 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:26:48,830 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad_false-unreach-call.i.p+cfa-reducer.c [2018-12-08 11:26:48,833 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/3fd768b6b/6e3be3b7aed3401186bdb9bf30f9e1d3/FLAG1c981ba8b [2018-12-08 11:26:48,841 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/bin-2019/ukojak/data/3fd768b6b/6e3be3b7aed3401186bdb9bf30f9e1d3 [2018-12-08 11:26:48,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:26:48,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:26:48,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:26:48,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:26:48,846 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:26:48,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:48,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf430f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48, skipping insertion in model container [2018-12-08 11:26:48,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:48,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:26:48,866 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:26:48,959 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:26:48,963 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:26:48,973 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:26:48,983 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:26:48,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48 WrapperNode [2018-12-08 11:26:48,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:26:48,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:26:48,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:26:48,984 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:26:48,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:48,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:26:49,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:26:49,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:26:49,008 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:26:49,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... [2018-12-08 11:26:49,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:26:49,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:26:49,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:26:49,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:26:49,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:26:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c788cb0-688f-44ca-a79b-d29f33ee6ab6/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 [2018-12-08 11:26:49,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:26:49,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:26:49,861 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:26:49,861 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-08 11:26:49,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:26:49 BoogieIcfgContainer [2018-12-08 11:26:49,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:26:49,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:26:49,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:26:49,868 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:26:49,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:26:49" (1/1) ... [2018-12-08 11:26:49,874 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:26:49,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:26:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-08 11:26:49,894 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-08 11:26:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:26:49,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:26:49,926 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:26:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:26:51,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:26:53,323 WARN L180 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 11 [2018-12-08 11:26:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:26:56,048 WARN L180 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 12 [2018-12-08 11:27:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:24,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-12-08 11:27:24,999 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-12-08 11:27:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:27:24,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:25,000 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:27:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-08 11:27:36,393 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 11:27:36,395 INFO L168 Benchmark]: Toolchain (without parser) took 47552.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -142.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:27:36,396 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:27:36,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.92 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:36,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.46 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:27:36,398 INFO L168 Benchmark]: Boogie Preprocessor took 13.76 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:36,398 INFO L168 Benchmark]: RCFGBuilder took 840.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:36,399 INFO L168 Benchmark]: CodeCheck took 46532.86 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:36,401 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.92 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 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 23.46 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.76 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 840.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * CodeCheck took 46532.86 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...