./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_6_false-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_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 67c4f5f280d9686f1a0cd5046481e7418df9e155 ............................................................................................................................................................................................................................... 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_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 67c4f5f280d9686f1a0cd5046481e7418df9e155 ................................................................................................................................................................................................ 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 22:54:01,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:54:01,856 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:54:01,866 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:54:01,866 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:54:01,867 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:54:01,868 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:54:01,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:54:01,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:54:01,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:54:01,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:54:01,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:54:01,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:54:01,873 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:54:01,875 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:54:01,875 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:54:01,876 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:54:01,877 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:54:01,879 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:54:01,880 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:54:01,881 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:54:01,882 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:54:01,884 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:54:01,884 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:54:01,884 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:54:01,885 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:54:01,886 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:54:01,887 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:54:01,887 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:54:01,888 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:54:01,888 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:54:01,889 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:54:01,889 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:54:01,889 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:54:01,889 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:54:01,891 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:54:01,891 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:54:01,902 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:54:01,902 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:54:01,902 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:54:01,903 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:54:01,903 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:54:01,903 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:54:01,903 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:54:01,904 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:54:01,905 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:54:01,905 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:54:01,905 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:54:01,905 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:54:01,905 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:54:01,905 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:54:01,905 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:54:01,906 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:54:01,908 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:54:01,908 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:54:01,908 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:54:01,908 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:54:01,908 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:54:01,908 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_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 -> 67c4f5f280d9686f1a0cd5046481e7418df9e155 [2018-10-26 22:54:01,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:54:01,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:54:01,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:54:01,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:54:01,948 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:54:01,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i [2018-10-26 22:54:01,995 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/762d5675d/619202278fca4950a8aed3927a66bc4c/FLAGf58ad48b9 [2018-10-26 22:54:02,361 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:54:02,361 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i [2018-10-26 22:54:02,366 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/762d5675d/619202278fca4950a8aed3927a66bc4c/FLAGf58ad48b9 [2018-10-26 22:54:02,377 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/762d5675d/619202278fca4950a8aed3927a66bc4c [2018-10-26 22:54:02,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:54:02,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:54:02,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:02,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:54:02,385 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:54:02,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2430c01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02, skipping insertion in model container [2018-10-26 22:54:02,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:54:02,413 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:54:02,531 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:02,534 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:54:02,551 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:02,560 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:54:02,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02 WrapperNode [2018-10-26 22:54:02,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:02,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:02,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:54:02,561 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:54:02,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:02,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:54:02,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:54:02,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:54:02,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... [2018-10-26 22:54:02,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:54:02,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:54:02,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:54:02,604 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:54:02,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 22:54:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 22:54:02,746 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 22:54:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:54:02,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:54:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 22:54:02,746 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 22:54:03,159 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:54:03,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:03 BoogieIcfgContainer [2018-10-26 22:54:03,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:54:03,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:54:03,160 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:54:03,173 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:54:03,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:03" (1/1) ... [2018-10-26 22:54:03,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:03,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-26 22:54:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-26 22:54:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 22:54:03,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:54:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:54:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:54:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:54:03,403 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 22:54:03,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:54:03 ImpRootNode [2018-10-26 22:54:03,426 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:54:03,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:54:03,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:54:03,426 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:54:03,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:03" (3/4) ... [2018-10-26 22:54:03,431 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 22:54:03,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:54:03,432 INFO L168 Benchmark]: Toolchain (without parser) took 1051.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -170.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:54:03,434 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:54:03,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 179.07 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:03,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.59 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:03,436 INFO L168 Benchmark]: Boogie Preprocessor took 14.98 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:54:03,436 INFO L168 Benchmark]: RCFGBuilder took 555.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -197.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:03,437 INFO L168 Benchmark]: CodeCheck took 265.84 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. [2018-10-26 22:54:03,439 INFO L168 Benchmark]: Witness Printer took 5.18 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. [2018-10-26 22:54:03,443 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, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 179.07 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.59 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.98 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 555.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -197.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * CodeCheck took 265.84 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 5.18 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 0.1.23-1dbac8b [2018-10-26 22:54:05,205 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:54:05,206 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:54:05,215 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:54:05,215 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:54:05,216 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:54:05,217 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:54:05,218 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:54:05,219 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:54:05,220 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:54:05,220 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:54:05,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:54:05,221 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:54:05,222 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:54:05,223 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:54:05,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:54:05,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:54:05,225 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:54:05,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:54:05,228 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:54:05,229 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:54:05,230 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:54:05,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:54:05,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:54:05,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:54:05,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:54:05,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:54:05,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:54:05,236 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:54:05,236 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:54:05,237 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:54:05,237 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:54:05,237 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:54:05,237 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:54:05,239 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:54:05,239 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:54:05,240 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 22:54:05,251 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:54:05,252 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:54:05,252 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:54:05,252 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:54:05,253 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:54:05,253 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:54:05,253 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:54:05,253 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:54:05,254 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:54:05,255 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:54:05,256 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:54:05,256 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:54:05,256 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:54:05,256 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:54:05,256 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:54:05,256 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:54:05,257 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:54:05,257 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:54:05,257 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:54:05,257 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:54:05,257 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:54:05,257 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 22:54:05,258 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:54:05,260 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:54:05,260 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:54:05,260 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:54:05,260 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_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 -> 67c4f5f280d9686f1a0cd5046481e7418df9e155 [2018-10-26 22:54:05,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:54:05,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:54:05,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:54:05,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:54:05,306 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:54:05,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i [2018-10-26 22:54:05,348 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/14f324166/cfba64396b1342f58f36cc582e932c15/FLAGca9b35a2c [2018-10-26 22:54:05,695 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:54:05,696 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/sv-benchmarks/c/floats-cdfpl/newton_2_6_false-unreach-call_true-termination.i [2018-10-26 22:54:05,700 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/14f324166/cfba64396b1342f58f36cc582e932c15/FLAGca9b35a2c [2018-10-26 22:54:05,711 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/bin-2019/ukojak/data/14f324166/cfba64396b1342f58f36cc582e932c15 [2018-10-26 22:54:05,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:54:05,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:54:05,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:05,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:54:05,718 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:54:05,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:05,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f6f76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05, skipping insertion in model container [2018-10-26 22:54:05,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:05,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:54:05,747 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:54:05,915 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:05,920 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:54:05,942 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:05,959 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:54:05,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05 WrapperNode [2018-10-26 22:54:05,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:05,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:05,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:54:05,960 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:54:05,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:05,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:05,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:05,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:54:05,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:54:05,992 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:54:06,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... [2018-10-26 22:54:06,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:54:06,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:54:06,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:54:06,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:54:06,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c76d9f93-e2d8-4f4c-86c9-649aa90e1934/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 22:54:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-10-26 22:54:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-10-26 22:54:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:54:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:54:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2018-10-26 22:54:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2018-10-26 22:54:55,809 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:54:55,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:55 BoogieIcfgContainer [2018-10-26 22:54:55,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:54:55,811 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:54:55,811 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:54:55,821 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:54:55,823 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:55" (1/1) ... [2018-10-26 22:54:55,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-10-26 22:54:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-10-26 22:54:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 22:54:55,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:55,927 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:55:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 22:55:11,225 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 22:55:11,228 INFO L168 Benchmark]: Toolchain (without parser) took 65514.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:55:11,230 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:55:11,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.23 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:55:11,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.76 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 934.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:55:11,241 INFO L168 Benchmark]: Boogie Preprocessor took 28.97 ms. Allocated memory is still 1.0 GB. Free memory is still 934.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:55:11,241 INFO L168 Benchmark]: RCFGBuilder took 49788.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -213.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:55:11,242 INFO L168 Benchmark]: CodeCheck took 15416.79 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 22:55:11,246 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 245.23 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 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 31.76 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 934.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.97 ms. Allocated memory is still 1.0 GB. Free memory is still 934.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 49788.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 934.5 MB in the beginning and 1.1 GB in the end (delta: -213.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * CodeCheck took 15416.79 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...