./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 0a5777cb7d0bbf0d840893f3aa39606f5237d830 ............................................................................................................................................................................................................................................................................................................ 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_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 0a5777cb7d0bbf0d840893f3aa39606f5237d830 ............................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:21:26,871 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:21:26,872 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:21:26,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:21:26,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:21:26,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:21:26,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:21:26,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:21:26,884 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:21:26,885 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:21:26,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:21:26,886 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:21:26,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:21:26,887 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:21:26,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:21:26,888 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:21:26,889 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:21:26,890 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:21:26,891 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:21:26,892 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:21:26,893 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:21:26,893 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:21:26,895 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:21:26,895 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:21:26,895 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:21:26,896 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:21:26,897 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:21:26,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:21:26,898 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:21:26,898 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:21:26,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:21:26,899 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:21:26,899 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:21:26,899 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:21:26,900 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:21:26,900 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:21:26,901 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 23:21:26,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:21:26,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:21:26,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:21:26,911 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:21:26,912 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:21:26,912 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:21:26,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:21:26,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:21:26,912 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:21:26,912 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:21:26,913 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:21:26,914 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:21:26,914 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:21:26,914 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:21:26,914 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:21:26,914 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:21:26,914 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:21:26,914 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:21:26,915 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:21:26,915 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:21:26,915 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:21:26,915 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:21:26,915 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:21:26,915 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_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 -> 0a5777cb7d0bbf0d840893f3aa39606f5237d830 [2018-11-22 23:21:26,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:21:26,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:21:26,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:21:26,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:21:26,948 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:21:26,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/../../sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i [2018-11-22 23:21:26,986 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/a63d276a6/adfd4d23bc5348bba66656ec631e0000/FLAGa37b2ea0a [2018-11-22 23:21:27,379 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:21:27,380 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i [2018-11-22 23:21:27,384 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/a63d276a6/adfd4d23bc5348bba66656ec631e0000/FLAGa37b2ea0a [2018-11-22 23:21:27,395 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/a63d276a6/adfd4d23bc5348bba66656ec631e0000 [2018-11-22 23:21:27,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:21:27,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:21:27,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:21:27,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:21:27,402 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:21:27,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbca776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27, skipping insertion in model container [2018-11-22 23:21:27,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:21:27,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:21:27,526 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:21:27,530 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:21:27,541 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:21:27,550 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:21:27,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27 WrapperNode [2018-11-22 23:21:27,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:21:27,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:21:27,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:21:27,551 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:21:27,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:21:27,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:21:27,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:21:27,571 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:21:27,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:21:27,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:21:27,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:21:27,584 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:21:27,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 [2018-11-22 23:21:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:21:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:21:27,803 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:21:27,804 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-22 23:21:27,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:27 BoogieIcfgContainer [2018-11-22 23:21:27,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:21:27,804 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:21:27,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:21:27,815 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:21:27,815 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:27" (1/1) ... [2018-11-22 23:21:27,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:21:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:27,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2018-11-22 23:21:27,859 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2018-11-22 23:21:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-22 23:21:27,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:21:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:21:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:21:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:21:27,961 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0);~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0));~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0));havoc main_#res;havoc main_~temp~0;havoc main_~temp~0;main_~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); VAL [ULTIMATE.start_main_~temp~0=1] [?] assume !(0 == main_~temp~0 % 256); VAL [ULTIMATE.start_main_~temp~0=1] [?] assume !false; VAL [ULTIMATE.start_main_~temp~0=1] [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [?] havoc main_#res; [?] havoc main_~temp~0; [L9] havoc main_~temp~0; [L12] main_~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); VAL [main_~temp~0=1] [L13] assume !(0 == main_~temp~0 % 256); VAL [main_~temp~0=1] [L13] assert false; VAL [main_~temp~0=1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [?] havoc main_#res; [?] havoc main_~temp~0; [L9] havoc main_~temp~0; [L12] main_~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); VAL [main_~temp~0=1] [L13] assume !(0 == main_~temp~0 % 256); VAL [main_~temp~0=1] [L13] assert false; VAL [main_~temp~0=1] [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [?] havoc main_#res; [?] havoc main_~temp~0; [L9] havoc main_~temp~0; [L12] main_~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); VAL [main_~temp~0=1] [L13] COND TRUE !(0 == main_~temp~0 % 256) VAL [main_~temp~0=1] [L13] assert false; VAL [main_~temp~0=1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [?] havoc main_#res; [?] havoc main_~temp~0; [L9] havoc main_~temp~0; [L12] main_~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); VAL [main_~temp~0=1] [L13] COND TRUE !(0 == main_~temp~0 % 256) VAL [main_~temp~0=1] [L13] assert false; VAL [main_~temp~0=1] [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [L9] havoc ~temp~0; [L12] ~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); [L13] COND TRUE !(0 == ~temp~0 % 256) [L13] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L3] ~plus_infinity~0 := ~someBinaryArithmeticFLOAToperation(1.0, 0.0); [L4] ~minus_infinity~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someUnaryFLOAToperation(0.0)); [L5] ~NaN~0 := ~someBinaryArithmeticFLOAToperation(0.0, ~someBinaryArithmeticFLOAToperation(1.0, 0.0)); [L9] havoc ~temp~0; [L12] ~temp~0 := (if 0 == (if ~someBinaryFLOATComparisonOperation(~NaN~0, ~plus_infinity~0) then 1 else 0) then 0 else 1); [L13] COND TRUE !(0 == ~temp~0 % 256) [L13] assert false; [L3] const float plus_infinity = 1.0f/0.0f; [L4] const float minus_infinity = 0.0f/-0.0f; [L5] const float NaN = 0.0f * (1.0f/0.0f); [L9] _Bool temp; [L12] temp = NaN < plus_infinity [L13] COND TRUE !(!temp) [L13] __VERIFIER_error() ----- [2018-11-22 23:21:27,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:21:27 ImpRootNode [2018-11-22 23:21:27,980 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:21:27,980 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:21:27,980 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:21:27,981 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:21:27,981 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:27" (3/4) ... [2018-11-22 23:21:27,984 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:21:27,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:21:27,985 INFO L168 Benchmark]: Toolchain (without parser) took 587.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -138.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:21:27,986 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:21:27,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 151.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:27,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.05 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:27,988 INFO L168 Benchmark]: Boogie Preprocessor took 12.95 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:21:27,988 INFO L168 Benchmark]: RCFGBuilder took 220.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:27,989 INFO L168 Benchmark]: CodeCheck took 175.45 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:27,989 INFO L168 Benchmark]: Witness Printer took 4.33 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. [2018-11-22 23:21:27,992 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, 37 locations, 8 error locations. UNSAFE Result, 0.1s 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, 3 NumberOfCodeBlocks, 3 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: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 3. Possible FailurePath: [L3] const float plus_infinity = 1.0f/0.0f; [L4] const float minus_infinity = 0.0f/-0.0f; [L5] const float NaN = 0.0f * (1.0f/0.0f); [L9] _Bool temp; [L12] temp = NaN < plus_infinity [L13] COND TRUE !(!temp) [L13] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 151.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.05 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.95 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 220.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 175.45 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-22 23:21:29,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:21:29,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:21:29,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:21:29,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:21:29,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:21:29,422 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:21:29,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:21:29,424 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:21:29,425 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:21:29,425 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:21:29,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:21:29,426 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:21:29,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:21:29,428 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:21:29,428 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:21:29,429 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:21:29,430 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:21:29,432 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:21:29,433 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:21:29,433 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:21:29,434 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:21:29,436 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:21:29,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:21:29,436 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:21:29,437 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:21:29,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:21:29,438 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:21:29,438 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:21:29,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:21:29,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:21:29,440 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:21:29,440 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:21:29,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:21:29,441 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:21:29,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:21:29,442 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-22 23:21:29,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:21:29,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:21:29,453 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:21:29,453 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:21:29,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:21:29,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:21:29,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:21:29,454 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:21:29,455 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:21:29,455 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:21:29,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:21:29,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:21:29,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:21:29,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:21:29,456 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:21:29,456 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:21:29,456 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-22 23:21:29,457 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 23:21:29,457 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:21:29,457 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 23:21:29,457 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 23:21:29,457 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_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 -> 0a5777cb7d0bbf0d840893f3aa39606f5237d830 [2018-11-22 23:21:29,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:21:29,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:21:29,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:21:29,501 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:21:29,501 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:21:29,502 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/../../sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i [2018-11-22 23:21:29,545 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/28eac4bf1/f4bdd1d7b5564333b7687784dde85bff/FLAG25e30ec0d [2018-11-22 23:21:29,872 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:21:29,873 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/sv-benchmarks/c/floats-cbmc-regression/float13_true-unreach-call_true-termination.i [2018-11-22 23:21:29,876 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/28eac4bf1/f4bdd1d7b5564333b7687784dde85bff/FLAG25e30ec0d [2018-11-22 23:21:30,311 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/data/28eac4bf1/f4bdd1d7b5564333b7687784dde85bff [2018-11-22 23:21:30,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:21:30,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:21:30,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:21:30,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:21:30,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:21:30,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7600ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30, skipping insertion in model container [2018-11-22 23:21:30,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:21:30,339 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:21:30,447 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:21:30,452 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:21:30,466 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:21:30,476 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:21:30,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30 WrapperNode [2018-11-22 23:21:30,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:21:30,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:21:30,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:21:30,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:21:30,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:21:30,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:21:30,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:21:30,498 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:21:30,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:21:30,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:21:30,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:21:30,516 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:21:30,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/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 [2018-11-22 23:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:21:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:21:30,749 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:21:30,749 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-22 23:21:30,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:30 BoogieIcfgContainer [2018-11-22 23:21:30,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:21:30,750 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:21:30,750 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:21:30,759 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:21:30,759 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:30" (1/1) ... [2018-11-22 23:21:30,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:21:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2018-11-22 23:21:30,798 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2018-11-22 23:21:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-22 23:21:30,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:30,848 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:30,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:30,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2018-11-22 23:21:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2018-11-22 23:21:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-22 23:21:30,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:30,934 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:30,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2018-11-22 23:21:31,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2018-11-22 23:21:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-22 23:21:31,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,099 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2018-11-22 23:21:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-11-22 23:21:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-22 23:21:31,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,255 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2018-11-22 23:21:31,365 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2018-11-22 23:21:31,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-22 23:21:31,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,366 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2018-11-22 23:21:31,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2018-11-22 23:21:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-22 23:21:31,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,730 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-11-22 23:21:31,923 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-22 23:21:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-22 23:21:31,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,924 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-11-22 23:21:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-22 23:21:31,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 23:21:31,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:21:31,962 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-22 23:21:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:21:31,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:21:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:21:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:21:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-11-22 23:21:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-11-22 23:21:31,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:21:31,994 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2018-11-22 23:21:32,002 INFO L775 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2018-11-22 23:21:32,080 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:21:32,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:21:32 ImpRootNode [2018-11-22 23:21:32,082 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:21:32,083 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:21:32,083 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:21:32,083 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:21:32,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:30" (3/4) ... [2018-11-22 23:21:32,085 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:21:32,092 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-22 23:21:32,092 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 23:21:32,092 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:21:32,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dbe68eda-4bb9-4f8f-b1a3-65cf189955f6/bin-2019/ukojak/witness.graphml [2018-11-22 23:21:32,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:21:32,125 INFO L168 Benchmark]: Toolchain (without parser) took 1810.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 949.7 MB in the beginning and 934.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 127.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,126 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:21:32,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.61 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,127 INFO L168 Benchmark]: Boogie Preprocessor took 17.57 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:21:32,127 INFO L168 Benchmark]: RCFGBuilder took 233.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,128 INFO L168 Benchmark]: CodeCheck took 1332.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 941.5 MB in the end (delta: 143.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,128 INFO L168 Benchmark]: Witness Printer took 41.84 ms. Allocated memory is still 1.1 GB. Free memory was 941.5 MB in the beginning and 934.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:21:32,129 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, 37 locations, 8 error locations. SAFE Result, 1.2s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 382 SDtfs, 748 SDslu, 0 SDs, 0 SdLazy, 3682 SolverSat, 1370 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 575 GetRequests, 532 SyntacticMatches, 17 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 8364 SizeOfPredicates, 17 NumberOfNonLiveVariables, 120 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - PositiveResult [Line: 22]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 25]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 28]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 34]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 19]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 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 20.61 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.57 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 233.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1332.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 941.5 MB in the end (delta: 143.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 GB. * Witness Printer took 41.84 ms. Allocated memory is still 1.1 GB. Free memory was 941.5 MB in the beginning and 934.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...