./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-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_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/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 f872833c8db251d06ddfd6f994cfddb26c5da434 ................................................................................................................................................................................................................................................................ 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_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/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 f872833c8db251d06ddfd6f994cfddb26c5da434 ......................................................................................................................................................................................................................................... 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 20:39:47,414 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:39:47,417 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:39:47,428 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:39:47,431 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:39:47,433 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:39:47,434 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:39:47,436 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:39:47,439 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:39:47,441 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:39:47,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:39:47,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:39:47,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:39:47,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:39:47,455 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:39:47,456 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:39:47,457 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:39:47,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:39:47,459 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:39:47,460 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:39:47,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:39:47,466 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:39:47,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:39:47,472 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:39:47,472 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:39:47,473 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:39:47,474 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:39:47,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:39:47,475 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:39:47,476 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:39:47,476 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:39:47,480 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:39:47,480 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:39:47,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:39:47,481 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:39:47,483 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:39:47,483 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:39:47,501 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:39:47,502 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:39:47,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:39:47,504 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:39:47,505 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:39:47,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:39:47,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:39:47,507 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:39:47,508 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:39:47,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:39:47,508 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:39:47,508 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:39:47,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:39:47,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:39:47,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:39:47,509 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:39:47,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:39:47,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:39:47,509 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:39:47,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:39:47,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:39:47,509 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_50882f58-8b5c-4c93-ac3f-13c519609077/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 -> f872833c8db251d06ddfd6f994cfddb26c5da434 [2018-10-26 20:39:47,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:39:47,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:39:47,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:39:47,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:39:47,578 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:39:47,580 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c [2018-10-26 20:39:47,635 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/727e9513e/b3a221639eac4dffaa85fb0751e04ff4/FLAG6c3ab6399 [2018-10-26 20:39:48,050 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:39:48,061 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c [2018-10-26 20:39:48,067 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/727e9513e/b3a221639eac4dffaa85fb0751e04ff4/FLAG6c3ab6399 [2018-10-26 20:39:48,082 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/727e9513e/b3a221639eac4dffaa85fb0751e04ff4 [2018-10-26 20:39:48,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:39:48,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:39:48,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:39:48,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:39:48,094 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:39:48,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100306ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48, skipping insertion in model container [2018-10-26 20:39:48,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:39:48,135 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:39:48,294 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:39:48,305 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:39:48,328 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:39:48,340 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:39:48,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48 WrapperNode [2018-10-26 20:39:48,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:39:48,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:39:48,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:39:48,341 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:39:48,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:39:48,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:39:48,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:39:48,379 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:39:48,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... [2018-10-26 20:39:48,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:39:48,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:39:48,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:39:48,412 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:39:48,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/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 20:39:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:39:48,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:39:49,162 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:39:49,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:39:49 BoogieIcfgContainer [2018-10-26 20:39:49,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:39:49,164 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:39:49,164 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:39:49,172 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:39:49,173 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:39:49" (1/1) ... [2018-10-26 20:39:49,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:39:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:39:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-10-26 20:39:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-10-26 20:39:49,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 20:39:49,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:39:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:39:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:39:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:39:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:39:49,373 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 20:39:49,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:39:49 ImpRootNode [2018-10-26 20:39:49,401 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:39:49,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:39:49,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:39:49,404 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:39:49,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:39:49" (3/4) ... [2018-10-26 20:39:49,407 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:39:49,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:39:49,408 INFO L168 Benchmark]: Toolchain (without parser) took 1320.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:39:49,409 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:39:49,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:39:49,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.39 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:39:49,410 INFO L168 Benchmark]: Boogie Preprocessor took 35.24 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:39:49,411 INFO L168 Benchmark]: RCFGBuilder took 751.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:39:49,411 INFO L168 Benchmark]: CodeCheck took 239.77 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:39:49,412 INFO L168 Benchmark]: Witness Printer took 3.46 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 20:39:49,414 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, 44 locations, 2 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, 13 NumberOfCodeBlocks, 13 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: 65]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of to_real at line 22, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_160_0; [L8] int __tmp_160_1; [L9] int __tmp_160_2; [L10] int __tmp_142_0; [L11] int __tmp_142_1; [L12] int __tmp_136_0; [L13] int __return_165; [L16] float main__X; [L17] float main__Y; [L18] float main__S; [L19] float main__R; [L20] float main__D; [L21] int main__i; [L22] main__Y = 0 [L23] main__i = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L24] COND TRUE main__i < 100000 [L26] main__X = __VERIFIER_nondet_float() [L27] main__D = __VERIFIER_nondet_float() [L28] int main____CPAchecker_TMP_0; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L29] COND TRUE main__X >= -128.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L31] COND TRUE main__X <= 128.0 [L33] main____CPAchecker_TMP_0 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L34] COND TRUE main____CPAchecker_TMP_0 != 0 [L36] int main____CPAchecker_TMP_1; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L37] COND TRUE main__D >= 0.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L39] COND TRUE main__D <= 16.0 [L41] main____CPAchecker_TMP_1 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L42] COND TRUE main____CPAchecker_TMP_1 != 0 [L44] main__S = main__Y [L45] main__Y = main__X [L46] main__R = main__X - main__S [L47] COND TRUE main__R <= (-main__D) [L49] main__Y = main__S - main__D [L51] int main____CPAchecker_TMP_2; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L52] COND FALSE !(main__Y >= -129.0) VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L211] main____CPAchecker_TMP_2 = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L59] int __tmp_1; [L60] __tmp_1 = main____CPAchecker_TMP_2 [L61] int __VERIFIER_assert__cond; [L62] __VERIFIER_assert__cond = __tmp_1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L63] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] [L65] __VERIFIER_error() VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.39 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.24 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 751.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * CodeCheck took 239.77 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.46 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 20:39:51,248 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:39:51,249 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:39:51,258 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:39:51,258 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:39:51,259 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:39:51,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:39:51,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:39:51,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:39:51,263 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:39:51,264 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:39:51,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:39:51,264 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:39:51,265 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:39:51,266 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:39:51,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:39:51,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:39:51,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:39:51,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:39:51,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:39:51,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:39:51,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:39:51,274 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:39:51,274 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:39:51,274 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:39:51,275 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:39:51,275 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:39:51,276 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:39:51,276 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:39:51,277 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:39:51,277 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:39:51,278 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:39:51,278 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:39:51,278 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:39:51,279 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:39:51,279 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:39:51,280 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:39:51,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:39:51,300 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:39:51,301 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:39:51,301 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:39:51,302 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:39:51,302 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:39:51,302 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:39:51,302 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:39:51,302 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:39:51,302 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:39:51,302 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:39:51,303 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:39:51,304 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:39:51,304 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:39:51,304 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:39:51,304 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:39:51,304 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:39:51,304 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:39:51,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:39:51,305 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:39:51,307 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:39:51,307 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:39:51,308 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:39:51,308 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:39:51,308 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:39:51,308 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_50882f58-8b5c-4c93-ac3f-13c519609077/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 -> f872833c8db251d06ddfd6f994cfddb26c5da434 [2018-10-26 20:39:51,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:39:51,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:39:51,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:39:51,374 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:39:51,375 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:39:51,375 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c [2018-10-26 20:39:51,434 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/77b79b50a/753db462c65f47349e91ad00359174c9/FLAG6af7928be [2018-10-26 20:39:51,860 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:39:51,860 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.v+nlh-reducer.c [2018-10-26 20:39:51,868 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/77b79b50a/753db462c65f47349e91ad00359174c9/FLAG6af7928be [2018-10-26 20:39:51,882 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/bin-2019/ukojak/data/77b79b50a/753db462c65f47349e91ad00359174c9 [2018-10-26 20:39:51,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:39:51,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:39:51,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:39:51,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:39:51,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:39:51,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:39:51" (1/1) ... [2018-10-26 20:39:51,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f662ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:51, skipping insertion in model container [2018-10-26 20:39:51,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:39:51" (1/1) ... [2018-10-26 20:39:51,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:39:51,939 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:39:52,140 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:39:52,146 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:39:52,178 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:39:52,206 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:39:52,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52 WrapperNode [2018-10-26 20:39:52,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:39:52,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:39:52,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:39:52,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:39:52,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:39:52,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:39:52,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:39:52,251 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:39:52,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... [2018-10-26 20:39:52,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:39:52,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:39:52,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:39:52,290 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:39:52,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:39:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50882f58-8b5c-4c93-ac3f-13c519609077/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 20:39:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:39:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:39:57,036 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:39:57,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:39:57 BoogieIcfgContainer [2018-10-26 20:39:57,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:39:57,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:39:57,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:39:57,055 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:39:57,056 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:39:57" (1/1) ... [2018-10-26 20:39:57,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:39:57,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:39:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-10-26 20:39:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-10-26 20:39:57,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 20:39:57,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:39:57,169 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:39:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:39:59,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:39:59,918 WARN L179 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:40:00,543 WARN L179 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 20:40:04,898 WARN L179 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 20:40:08,801 WARN L179 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 20 [2018-10-26 20:40:14,438 WARN L179 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 39 DAG size of output: 9 [2018-10-26 20:40:14,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:40:16,801 WARN L179 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 20:40:19,187 WARN L179 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 20:40:25,555 WARN L179 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 20:40:33,535 WARN L179 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 21 [2018-10-26 20:40:36,302 WARN L179 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 20:40:41,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:40:41,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2018-10-26 20:40:41,666 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2018-10-26 20:40:41,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 20:40:41,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:40:41,668 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:40:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:40:41,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:40:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:40:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:40:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2018-10-26 20:40:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2018-10-26 20:40:49,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 20:40:49,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:40:49,905 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:40:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:40:51,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:40:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:40:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:40:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-26 20:40:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-26 20:40:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 20:40:55,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:40:55,056 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:40:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:40:55,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:40:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2018-10-26 20:41:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2018-10-26 20:41:02,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 20:41:02,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:02,955 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:41:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 20:41:13,091 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 20:41:13,095 INFO L168 Benchmark]: Toolchain (without parser) took 81207.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 951.9 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 84.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:13,096 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:41:13,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.98 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:13,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.79 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:41:13,100 INFO L168 Benchmark]: Boogie Preprocessor took 38.82 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:41:13,101 INFO L168 Benchmark]: RCFGBuilder took 4752.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:13,101 INFO L168 Benchmark]: CodeCheck took 76051.34 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: 94.3 MB). Peak memory consumption was 94.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:13,106 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 0.17 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 318.98 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.79 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.82 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 4752.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. * CodeCheck took 76051.34 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: 94.3 MB). Peak memory consumption was 94.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...