./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c --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_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/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 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ........................................................................................................................................................................................................................................................... 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_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/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 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ....................................................................................................................................................................................................................................... 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 [2018-11-10 03:52:33,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:52:33,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:52:33,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:52:33,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:52:33,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:52:33,317 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:52:33,318 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:52:33,319 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:52:33,320 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:52:33,320 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:52:33,321 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:52:33,321 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:52:33,322 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:52:33,323 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:52:33,323 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:52:33,324 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:52:33,325 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:52:33,326 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:52:33,327 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:52:33,328 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:52:33,329 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:52:33,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:52:33,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:52:33,331 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:52:33,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:52:33,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:52:33,332 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:52:33,333 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:52:33,334 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:52:33,334 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:52:33,334 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:52:33,335 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:52:33,335 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:52:33,335 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:52:33,336 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:52:33,336 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:52:33,346 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:52:33,346 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:52:33,347 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:52:33,347 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:52:33,348 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:52:33,348 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:52:33,348 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:52:33,348 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:52:33,348 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:52:33,348 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:52:33,348 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:52:33,349 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:52:33,349 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:52:33,350 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:52:33,350 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:52:33,350 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:52:33,350 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:52:33,350 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:52:33,350 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:52:33,351 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:52:33,351 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:52:33,351 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:52:33,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:52:33,351 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_0397605d-eadc-4712-bda9-8081b94a077e/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 -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-11-10 03:52:33,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:52:33,384 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:52:33,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:52:33,387 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:52:33,387 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:52:33,388 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-10 03:52:33,423 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/585c44136/1c9d26675f6d49f9824172e4934538fe/FLAG0a8e4d03b [2018-11-10 03:52:33,812 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:52:33,812 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-10 03:52:33,816 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/585c44136/1c9d26675f6d49f9824172e4934538fe/FLAG0a8e4d03b [2018-11-10 03:52:33,824 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/585c44136/1c9d26675f6d49f9824172e4934538fe [2018-11-10 03:52:33,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:52:33,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:52:33,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:52:33,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:52:33,831 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:52:33,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:33,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d89bcad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33, skipping insertion in model container [2018-11-10 03:52:33,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:33,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:52:33,854 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:52:33,960 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:52:33,964 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:52:33,980 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:52:33,990 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:52:33,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33 WrapperNode [2018-11-10 03:52:33,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:52:33,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:52:33,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:52:33,991 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:52:33,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:52:34,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:52:34,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:52:34,012 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:52:34,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... [2018-11-10 03:52:34,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:52:34,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:52:34,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:52:34,026 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:52:34,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:52:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:52:34,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:52:34,328 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:52:34,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:52:34 BoogieIcfgContainer [2018-11-10 03:52:34,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:52:34,329 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:52:34,329 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:52:34,337 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:52:34,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:52:34" (1/1) ... [2018-11-10 03:52:34,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:52:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-11-10 03:52:34,380 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-11-10 03:52:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 03:52:34,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-11-10 03:52:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-11-10 03:52:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 03:52:34,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:52:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:52:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:52:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:52:34,607 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 03:52:34,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:52:34 ImpRootNode [2018-11-10 03:52:34,634 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:52:34,634 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:52:34,634 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:52:34,635 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:52:34,635 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:52:34" (3/4) ... [2018-11-10 03:52:34,638 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:52:34,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:52:34,639 INFO L168 Benchmark]: Toolchain (without parser) took 811.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -128.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:52:34,640 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:52:34,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:52:34,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.58 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 946.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:52:34,642 INFO L168 Benchmark]: Boogie Preprocessor took 12.91 ms. Allocated memory is still 1.0 GB. Free memory is still 946.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:52:34,642 INFO L168 Benchmark]: RCFGBuilder took 303.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 946.7 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:52:34,642 INFO L168 Benchmark]: CodeCheck took 305.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:52:34,643 INFO L168 Benchmark]: Witness Printer took 3.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:52:34,645 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 33 locations, 2 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 53]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 36, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168. Possible FailurePath: [L1] int __return_main; [L8] int __tmp_129_0; [L9] int __tmp_129_1; [L10] int __tmp_129_2; [L11] int __return_134; [L14] double main__E0; [L15] double main__E1; [L16] double main__S; [L17] int main__i; [L18] main__E1 = 0 [L19] main__S = 0 [L20] main__i = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L21] COND TRUE main__i <= 1000000 [L23] main__E0 = __VERIFIER_nondet_double() [L24] int main____CPAchecker_TMP_0; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L25] COND TRUE main__E0 >= -1.0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L27] COND TRUE main__E0 <= 1.0 [L29] main____CPAchecker_TMP_0 = 1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L30] COND TRUE main____CPAchecker_TMP_0 != 0 [L32] int main____CPAchecker_TMP_1; [L33] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L34] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L36] main__S = 0 [L38] main__E1 = main__E0 [L39] int main____CPAchecker_TMP_2; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L40] COND FALSE !(main__S >= -10000.0) VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L157] main____CPAchecker_TMP_2 = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_2 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L53] __VERIFIER_error() VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.58 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 946.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.91 ms. Allocated memory is still 1.0 GB. Free memory is still 946.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 303.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 946.7 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * CodeCheck took 305.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.94 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 [2018-11-10 03:52:36,060 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:52:36,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:52:36,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:52:36,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:52:36,069 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:52:36,070 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:52:36,071 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:52:36,072 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:52:36,073 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:52:36,074 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:52:36,074 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:52:36,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:52:36,075 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:52:36,076 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:52:36,076 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:52:36,077 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:52:36,078 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:52:36,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:52:36,080 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:52:36,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:52:36,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:52:36,084 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:52:36,084 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:52:36,084 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:52:36,084 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:52:36,085 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:52:36,086 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:52:36,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:52:36,087 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:52:36,087 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:52:36,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:52:36,088 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:52:36,088 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:52:36,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:52:36,089 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:52:36,089 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 03:52:36,100 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:52:36,100 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:52:36,101 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:52:36,101 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:52:36,101 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:52:36,101 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:52:36,102 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:52:36,102 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:52:36,102 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:52:36,102 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:52:36,102 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:52:36,103 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:52:36,103 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:52:36,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:52:36,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 03:52:36,104 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:52:36,105 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:52:36,105 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:52:36,105 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:52:36,105 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_0397605d-eadc-4712-bda9-8081b94a077e/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 -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-11-10 03:52:36,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:52:36,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:52:36,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:52:36,142 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:52:36,142 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:52:36,143 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-10 03:52:36,178 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/6c5847b0e/5a8f96710c7c4540b2ea8b3ab676cd99/FLAGa121f9ff3 [2018-11-10 03:52:36,501 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:52:36,501 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-11-10 03:52:36,505 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/6c5847b0e/5a8f96710c7c4540b2ea8b3ab676cd99/FLAGa121f9ff3 [2018-11-10 03:52:36,513 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/data/6c5847b0e/5a8f96710c7c4540b2ea8b3ab676cd99 [2018-11-10 03:52:36,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:52:36,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:52:36,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:52:36,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:52:36,519 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:52:36,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43aab16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36, skipping insertion in model container [2018-11-10 03:52:36,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:52:36,548 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:52:36,672 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:52:36,677 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:52:36,699 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:52:36,709 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:52:36,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36 WrapperNode [2018-11-10 03:52:36,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:52:36,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:52:36,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:52:36,710 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:52:36,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:52:36,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:52:36,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:52:36,733 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:52:36,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... [2018-11-10 03:52:36,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:52:36,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:52:36,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:52:36,753 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:52:36,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:52:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0397605d-eadc-4712-bda9-8081b94a077e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:52:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:52:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:52:46,848 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:52:46,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:52:46 BoogieIcfgContainer [2018-11-10 03:52:46,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:52:46,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:52:46,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:52:46,857 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:52:46,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:52:46" (1/1) ... [2018-11-10 03:52:46,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:52:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-11-10 03:52:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-11-10 03:52:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 03:52:46,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:46,919 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:52:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:46,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:52:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2018-11-10 03:52:47,026 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2018-11-10 03:52:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 03:52:47,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:47,031 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:52:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:47,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:52:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-11-10 03:52:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-11-10 03:52:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 03:52:57,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:57,149 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:52:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:57,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:52:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:57,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-11-10 03:52:57,693 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-11-10 03:52:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 03:52:57,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:57,694 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:52:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:57,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:52:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:57,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2018-11-10 03:52:57,799 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2018-11-10 03:52:57,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 03:52:57,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:57,801 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:52:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:52:57,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:52:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:52:58,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:52:58,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2018-11-10 03:52:58,016 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-10 03:52:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 03:52:58,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:52:58,018 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:53:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 03:53:08,283 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) [2018-11-10 03:53:08,285 INFO L168 Benchmark]: Toolchain (without parser) took 31770.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 950.8 MB in the beginning and 1.0 GB in the end (delta: -61.3 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:08,286 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:08,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:08,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:08,287 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:53:08,288 INFO L168 Benchmark]: RCFGBuilder took 10095.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:08,288 INFO L168 Benchmark]: CodeCheck took 21435.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:53:08,291 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 0.11 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 193.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 10095.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * CodeCheck took 21435.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...