./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ............................................................................................................................................................................................................ 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_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:36:19,456 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:36:19,457 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:36:19,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:36:19,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:36:19,464 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:36:19,465 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:36:19,466 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:36:19,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:36:19,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:36:19,468 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:36:19,468 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:36:19,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:36:19,470 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:36:19,471 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:36:19,472 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:36:19,472 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:36:19,474 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:36:19,475 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:36:19,476 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:36:19,477 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:36:19,478 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:36:19,480 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:36:19,480 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:36:19,480 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:36:19,481 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:36:19,482 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:36:19,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:36:19,483 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:36:19,484 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:36:19,484 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:36:19,484 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:36:19,485 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:36:19,485 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:36:19,486 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:36:19,487 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:36:19,487 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:36:19,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:36:19,498 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:36:19,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:36:19,498 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:36:19,499 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:36:19,499 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:36:19,499 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:36:19,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:36:19,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:36:19,501 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:36:19,501 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:36:19,501 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:36:19,503 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:36:19,503 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:36:19,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:36:19,503 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:36:19,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:36:19,503 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:36:19,503 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:36:19,504 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:36:19,504 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:36:19,504 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:36:19,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:36:19,504 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_03058287-3220-45a6-a23f-ef59ee97906d/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-18 09:36:19,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:36:19,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:36:19,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:36:19,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:36:19,538 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:36:19,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-18 09:36:19,577 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/86bb54d97/a6ffc5f8448348fc9130e72bc314df5b/FLAGd1ecec9ab [2018-11-18 09:36:19,887 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:36:19,888 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-18 09:36:19,893 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/86bb54d97/a6ffc5f8448348fc9130e72bc314df5b/FLAGd1ecec9ab [2018-11-18 09:36:19,905 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/86bb54d97/a6ffc5f8448348fc9130e72bc314df5b [2018-11-18 09:36:19,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:36:19,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:36:19,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:36:19,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:36:19,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:36:19,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:36:19" (1/1) ... [2018-11-18 09:36:19,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411459c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:19, skipping insertion in model container [2018-11-18 09:36:19,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:36:19" (1/1) ... [2018-11-18 09:36:19,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:36:19,935 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:36:20,061 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:36:20,063 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:36:20,071 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:36:20,079 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:36:20,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20 WrapperNode [2018-11-18 09:36:20,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:36:20,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:36:20,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:36:20,080 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:36:20,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:36:20,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:36:20,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:36:20,097 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:36:20,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:36:20,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:36:20,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:36:20,108 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:36:20,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/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 [2018-11-18 09:36:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:36:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:36:20,266 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:36:20,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:20 BoogieIcfgContainer [2018-11-18 09:36:20,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:36:20,267 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:36:20,267 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:36:20,273 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:36:20,273 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:20" (1/1) ... [2018-11-18 09:36:20,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:36:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:36:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-18 09:36:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-18 09:36:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-18 09:36:20,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:36:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:36:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:36:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:36:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:36:20,378 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 09:36:20,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:36:20 ImpRootNode [2018-11-18 09:36:20,390 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:36:20,390 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:36:20,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:36:20,391 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:36:20,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:20" (3/4) ... [2018-11-18 09:36:20,393 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:36:20,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:36:20,394 INFO L168 Benchmark]: Toolchain (without parser) took 486.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:20,395 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:20,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.71 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:20,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.48 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:20,396 INFO L168 Benchmark]: Boogie Preprocessor took 10.09 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:20,396 INFO L168 Benchmark]: RCFGBuilder took 159.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:20,397 INFO L168 Benchmark]: CodeCheck took 123.23 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:20,397 INFO L168 Benchmark]: Witness Printer took 2.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:20,400 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, 11 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [L13] COND TRUE x >= -1e10 && x <= 1e10 [L14] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 170.71 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.48 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.09 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 159.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 123.23 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.81 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 0.1.23-5842f4b [2018-11-18 09:36:21,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:36:21,804 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:36:21,811 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:36:21,812 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:36:21,812 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:36:21,813 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:36:21,814 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:36:21,815 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:36:21,816 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:36:21,817 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:36:21,817 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:36:21,818 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:36:21,819 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:36:21,819 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:36:21,820 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:36:21,820 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:36:21,822 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:36:21,824 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:36:21,825 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:36:21,826 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:36:21,827 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:36:21,828 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:36:21,828 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:36:21,829 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:36:21,830 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:36:21,831 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:36:21,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:36:21,832 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:36:21,833 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:36:21,833 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:36:21,834 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:36:21,834 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:36:21,834 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:36:21,835 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:36:21,835 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:36:21,835 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:36:21,846 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:36:21,846 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:36:21,847 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:36:21,847 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:36:21,847 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:36:21,848 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:36:21,848 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:36:21,849 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:36:21,849 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:36:21,849 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:36:21,849 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:36:21,850 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:36:21,850 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:36:21,850 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:36:21,850 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:36:21,850 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:36:21,851 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:36:21,851 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:36:21,851 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_03058287-3220-45a6-a23f-ef59ee97906d/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-18 09:36:21,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:36:21,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:36:21,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:36:21,893 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:36:21,893 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:36:21,893 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-18 09:36:21,929 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/c6dc7cd2b/8cfe9107943047d8b261d61cb42042b9/FLAG0cacdeddf [2018-11-18 09:36:22,323 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:36:22,323 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-18 09:36:22,327 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/c6dc7cd2b/8cfe9107943047d8b261d61cb42042b9/FLAG0cacdeddf [2018-11-18 09:36:22,336 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/data/c6dc7cd2b/8cfe9107943047d8b261d61cb42042b9 [2018-11-18 09:36:22,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:36:22,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:36:22,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:36:22,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:36:22,343 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:36:22,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119b503f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22, skipping insertion in model container [2018-11-18 09:36:22,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:36:22,363 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:36:22,473 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:36:22,477 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:36:22,486 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:36:22,495 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:36:22,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22 WrapperNode [2018-11-18 09:36:22,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:36:22,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:36:22,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:36:22,496 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:36:22,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:36:22,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:36:22,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:36:22,516 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:36:22,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:36:22,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:36:22,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:36:22,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:36:22,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:36:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/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 [2018-11-18 09:36:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:36:22,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:36:22,794 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:36:22,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:22 BoogieIcfgContainer [2018-11-18 09:36:22,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:36:22,795 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:36:22,795 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:36:22,804 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:36:22,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:22" (1/1) ... [2018-11-18 09:36:22,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:36:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:36:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-18 09:36:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-18 09:36:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-18 09:36:22,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:36:22,881 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:36:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:36:22,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:36:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:36:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:36:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 09:36:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 09:36:23,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:36:23,043 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-18 09:36:23,049 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:36:23,058 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:36:23,059 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:36:23,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:36:23 ImpRootNode [2018-11-18 09:36:23,060 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:36:23,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:36:23,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:36:23,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:36:23,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:36:22" (3/4) ... [2018-11-18 09:36:23,063 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:36:23,070 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 09:36:23,071 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:36:23,071 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 09:36:23,100 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_03058287-3220-45a6-a23f-ef59ee97906d/bin-2019/ukojak/witness.graphml [2018-11-18 09:36:23,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:36:23,101 INFO L168 Benchmark]: Toolchain (without parser) took 762.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:23,102 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:23,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:23,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.78 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:23,103 INFO L168 Benchmark]: Boogie Preprocessor took 13.43 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:36:23,104 INFO L168 Benchmark]: RCFGBuilder took 264.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:23,104 INFO L168 Benchmark]: CodeCheck took 265.27 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: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:23,105 INFO L168 Benchmark]: Witness Printer took 40.01 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:36:23,107 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, 11 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 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, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 3 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 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 19.78 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.43 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 264.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * CodeCheck took 265.27 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: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Witness Printer took 40.01 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...