./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f .............................................................................................................................................................................................................................. 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_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f ................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:24:50,543 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:24:50,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:24:50,554 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:24:50,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:24:50,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:24:50,557 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:24:50,558 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:24:50,560 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:24:50,561 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:24:50,562 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:24:50,562 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:24:50,565 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:24:50,566 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:24:50,567 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:24:50,568 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:24:50,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:24:50,570 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:24:50,579 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:24:50,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:24:50,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:24:50,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:24:50,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:24:50,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:24:50,585 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:24:50,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:24:50,592 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:24:50,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:24:50,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:24:50,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:24:50,597 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:24:50,598 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:24:50,598 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:24:50,598 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:24:50,599 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:24:50,600 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:24:50,600 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:24:50,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:24:50,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:24:50,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:24:50,624 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:24:50,625 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:24:50,628 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:24:50,628 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:24:50,629 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:24:50,630 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:24:50,630 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:24:50,630 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:24:50,630 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:24:50,630 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:24:50,630 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:24:50,631 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:24:50,631 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:24:50,631 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:24:50,631 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:24:50,631 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:24:50,631 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:24:50,632 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:24:50,632 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:24:50,632 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:24:50,632 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_01a57bb4-7042-447a-9ecf-3459d46e5d8d/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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2018-10-26 23:24:50,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:24:50,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:24:50,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:24:50,684 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:24:50,684 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:24:50,685 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i [2018-10-26 23:24:50,736 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/d9a07046e/0143b0ead0114511b0d23ccd726fa4e1/FLAG4e5fa4d07 [2018-10-26 23:24:51,118 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:24:51,118 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i [2018-10-26 23:24:51,124 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/d9a07046e/0143b0ead0114511b0d23ccd726fa4e1/FLAG4e5fa4d07 [2018-10-26 23:24:51,139 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/d9a07046e/0143b0ead0114511b0d23ccd726fa4e1 [2018-10-26 23:24:51,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:24:51,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:24:51,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:24:51,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:24:51,148 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:24:51,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d11bae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51, skipping insertion in model container [2018-10-26 23:24:51,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:24:51,178 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:24:51,323 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:24:51,326 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:24:51,343 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:24:51,356 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:24:51,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51 WrapperNode [2018-10-26 23:24:51,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:24:51,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:24:51,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:24:51,358 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:24:51,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:24:51,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:24:51,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:24:51,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:24:51,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:24:51,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:24:51,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:24:51,413 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:24:51,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:24:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 23:24:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 23:24:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:24:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:24:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 23:24:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 23:24:51,924 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:24:51,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:24:51 BoogieIcfgContainer [2018-10-26 23:24:51,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:24:51,925 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:24:51,925 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:24:51,936 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:24:51,936 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:24:51" (1/1) ... [2018-10-26 23:24:51,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:24:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:24:51,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-26 23:24:51,988 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-26 23:24:51,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:24:51,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:24:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:24:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:24:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:24:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:24:52,177 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 23:24:52,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:24:52 ImpRootNode [2018-10-26 23:24:52,205 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:24:52,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:24:52,206 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:24:52,206 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:24:52,207 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:24:51" (3/4) ... [2018-10-26 23:24:52,211 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:24:52,212 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:24:52,212 INFO L168 Benchmark]: Toolchain (without parser) took 1070.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 963.4 MB in the beginning and 1.2 GB in the end (delta: -202.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:24:52,215 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:24:52,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.42 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 952.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:24:52,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.11 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 947.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:24:52,217 INFO L168 Benchmark]: Boogie Preprocessor took 20.58 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:24:52,218 INFO L168 Benchmark]: RCFGBuilder took 511.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:24:52,220 INFO L168 Benchmark]: CodeCheck took 280.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:24:52,221 INFO L168 Benchmark]: Witness Printer took 6.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:24:52,225 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 3 procedures, 21 locations, 1 error locations. UNSAFE Result, 0.2s 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, 17 NumberOfCodeBlocks, 17 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: 28]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L16] float IN = __VERIFIER_nondet_float(); [L19] CALL, EXPR f(IN) VAL [\old(x)=0] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L19] EXPR f(IN) [L19] CALL, EXPR fp(IN) VAL [\old(x)=0] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L19] EXPR fp(IN) [L19] float x = IN - f(IN)/fp(IN); [L21] CALL, EXPR f(x) VAL [\old(x)=3] [L6] RET return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L21] EXPR f(x) [L21] CALL, EXPR fp(x) VAL [\old(x)=3] [L11] RET return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L21] EXPR fp(x) [L21] x = x - f(x)/fp(x) [L27] COND TRUE !(x < 0.1) [L28] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 213.42 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 952.7 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 34.11 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 947.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.58 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 511.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * CodeCheck took 280.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:24:54,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:24:54,437 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:24:54,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:24:54,453 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:24:54,454 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:24:54,457 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:24:54,458 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:24:54,460 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:24:54,461 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:24:54,461 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:24:54,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:24:54,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:24:54,468 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:24:54,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:24:54,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:24:54,479 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:24:54,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:24:54,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:24:54,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:24:54,489 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:24:54,491 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:24:54,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:24:54,498 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:24:54,498 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:24:54,499 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:24:54,499 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:24:54,500 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:24:54,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:24:54,501 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:24:54,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:24:54,502 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:24:54,506 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:24:54,506 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:24:54,507 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:24:54,507 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:24:54,508 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:24:54,526 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:24:54,528 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:24:54,529 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:24:54,530 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:24:54,531 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:24:54,532 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:24:54,532 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:24:54,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:24:54,534 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:24:54,534 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:24:54,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:24:54,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:24:54,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:24:54,535 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:24:54,535 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:24:54,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:24:54,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:24:54,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:24:54,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:24:54,536 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:24:54,536 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:24:54,536 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:24:54,537 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:24:54,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:24:54,537 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:24:54,537 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:24:54,537 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_01a57bb4-7042-447a-9ecf-3459d46e5d8d/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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2018-10-26 23:24:54,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:24:54,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:24:54,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:24:54,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:24:54,633 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:24:54,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i [2018-10-26 23:24:54,689 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/b13c25f8a/898da6090473491db972974ce8f1734b/FLAGcccc260ba [2018-10-26 23:24:55,085 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:24:55,086 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/sv-benchmarks/c/floats-cdfpl/newton_2_1_true-unreach-call_true-termination.i [2018-10-26 23:24:55,091 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/b13c25f8a/898da6090473491db972974ce8f1734b/FLAGcccc260ba [2018-10-26 23:24:55,103 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/data/b13c25f8a/898da6090473491db972974ce8f1734b [2018-10-26 23:24:55,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:24:55,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:24:55,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:24:55,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:24:55,113 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:24:55,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d82d9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55, skipping insertion in model container [2018-10-26 23:24:55,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:24:55,150 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:24:55,321 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:24:55,327 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:24:55,353 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:24:55,369 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:24:55,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55 WrapperNode [2018-10-26 23:24:55,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:24:55,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:24:55,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:24:55,371 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:24:55,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:24:55,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:24:55,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:24:55,408 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:24:55,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... [2018-10-26 23:24:55,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:24:55,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:24:55,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:24:55,432 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:24:55,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:24:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_01a57bb4-7042-447a-9ecf-3459d46e5d8d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:24:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 23:24:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 23:24:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:24:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:24:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 23:24:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 23:25:36,867 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:25:36,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:25:36 BoogieIcfgContainer [2018-10-26 23:25:36,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:25:36,869 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:25:36,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:25:36,879 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:25:36,879 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:25:36" (1/1) ... [2018-10-26 23:25:36,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:25:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:25:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-26 23:25:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-26 23:25:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:25:36,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:25:36,983 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:25:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 23:25:51,207 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 23:25:51,210 INFO L168 Benchmark]: Toolchain (without parser) took 56102.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:25:51,212 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:25:51,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.24 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:25:51,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.38 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:25:51,217 INFO L168 Benchmark]: Boogie Preprocessor took 24.11 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:25:51,217 INFO L168 Benchmark]: RCFGBuilder took 41436.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:25:51,218 INFO L168 Benchmark]: CodeCheck took 14341.14 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:25:51,220 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 261.24 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 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 36.38 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.11 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 41436.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * CodeCheck took 14341.14 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...