./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.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_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/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 963536477b49c0268678cb8326bb32feb993b05a ................................................................................................................................................................................................................................................................................ 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_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/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 963536477b49c0268678cb8326bb32feb993b05a ............................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:57:48,119 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:57:48,120 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:57:48,131 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:57:48,131 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:57:48,132 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:57:48,133 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:57:48,135 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:57:48,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:57:48,138 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:57:48,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:57:48,139 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:57:48,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:57:48,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:57:48,142 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:57:48,142 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:57:48,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:57:48,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:57:48,146 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:57:48,148 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:57:48,149 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:57:48,150 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:57:48,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:57:48,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:57:48,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:57:48,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:57:48,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:57:48,156 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:57:48,157 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:57:48,158 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:57:48,158 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:57:48,159 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:57:48,159 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:57:48,159 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:57:48,160 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:57:48,161 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:57:48,161 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:57:48,175 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:57:48,175 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:57:48,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:57:48,176 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:57:48,177 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:57:48,177 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:57:48,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:57:48,178 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:57:48,178 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:57:48,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:57:48,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:57:48,179 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:57:48,179 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:57:48,179 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:57:48,179 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:57:48,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:57:48,180 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:57:48,180 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:57:48,180 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:57:48,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:57:48,181 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:57:48,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:57:48,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:57:48,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:57:48,181 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:57:48,182 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:57:48,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:57:48,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:57:48,182 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_6ca7b246-b34a-424c-af40-822a70d215b9/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 -> 963536477b49c0268678cb8326bb32feb993b05a [2018-10-26 22:57:48,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:57:48,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:57:48,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:57:48,234 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:57:48,235 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:57:48,235 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-10-26 22:57:48,287 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/a78b53c05/375c33ab0ca745dd8b9143312df75b10/FLAGd96445f88 [2018-10-26 22:57:48,692 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:57:48,693 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-10-26 22:57:48,700 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/a78b53c05/375c33ab0ca745dd8b9143312df75b10/FLAGd96445f88 [2018-10-26 22:57:48,715 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/a78b53c05/375c33ab0ca745dd8b9143312df75b10 [2018-10-26 22:57:48,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:57:48,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:57:48,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:48,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:57:48,726 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:57:48,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:48" (1/1) ... [2018-10-26 22:57:48,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf504d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:48, skipping insertion in model container [2018-10-26 22:57:48,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:48" (1/1) ... [2018-10-26 22:57:48,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:57:48,773 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:57:48,963 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:48,968 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:57:49,015 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:49,039 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:57:49,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49 WrapperNode [2018-10-26 22:57:49,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:49,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:49,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:57:49,042 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:57:49,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:49,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:57:49,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:57:49,109 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:57:49,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... [2018-10-26 22:57:49,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:57:49,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:57:49,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:57:49,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:57:49,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:57:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 22:57:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 22:57:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:57:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 22:57:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:57:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:57:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 22:57:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:57:51,586 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:57:51,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:51 BoogieIcfgContainer [2018-10-26 22:57:51,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:57:51,587 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:57:51,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:57:51,597 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:57:51,597 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:51" (1/1) ... [2018-10-26 22:57:51,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:57:51,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-10-26 22:57:51,643 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-10-26 22:57:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:57:51,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:57:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:51,758 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 22:57:51,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:57:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-10-26 22:57:51,769 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-10-26 22:57:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:57:51,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:57:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:51,877 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 22:57:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:57:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-10-26 22:57:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-10-26 22:57:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:57:52,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:57:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:52,035 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 22:57:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:57:52,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-10-26 22:57:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-10-26 22:57:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:57:52,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:57:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:57:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:57:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:57:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:57:52,209 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-10-26 22:57:52,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:57:52 ImpRootNode [2018-10-26 22:57:52,262 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:57:52,262 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:57:52,262 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:57:52,262 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:57:52,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:51" (3/4) ... [2018-10-26 22:57:52,267 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 22:57:52,267 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:57:52,268 INFO L168 Benchmark]: Toolchain (without parser) took 3548.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 960.7 MB in the beginning and 1.0 GB in the end (delta: -76.8 MB). Peak memory consumption was 74.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,269 INFO L168 Benchmark]: CDTParser took 0.19 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 22:57:52,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 943.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.07 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 940.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,271 INFO L168 Benchmark]: Boogie Preprocessor took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,271 INFO L168 Benchmark]: RCFGBuilder took 2350.12 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: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,272 INFO L168 Benchmark]: CodeCheck took 674.66 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: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:52,273 INFO L168 Benchmark]: Witness Printer took 4.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:57:52,276 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, 107 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 76 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 174]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of bitwiseAnd at line 116, overapproximation of someBinaryArithmeticFLOAToperation at line 117. Possible FailurePath: [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; [L98-L101] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L103] static const float zero = 0.0; [L166] float x = __VERIFIER_nondet_float(); [L168] x < 0 && isfinite_float(x) [L168] CALL, EXPR isfinite_float(x) [L149] __int32_t ix; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L151] FCALL ieee_float_shape_type gf_u; [L152] FCALL gf_u.value = (x) [L153] EXPR, FCALL gf_u.word [L153] (ix) = gf_u.word [L154] COND FALSE !(0) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L155] ix &= 0x7fffffff [L156] RET return (((ix) < 0x7f800000L)); [L168] EXPR isfinite_float(x) [L168] x < 0 && isfinite_float(x) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L168] COND TRUE x < 0 && isfinite_float(x) [L170] CALL, EXPR __ieee754_log10f(x) [L106] float y, z; [L107] __int32_t i, k, hx; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L110] FCALL ieee_float_shape_type gf_u; [L111] FCALL gf_u.value = (x) [L112] EXPR, FCALL gf_u.word [L112] (hx) = gf_u.word [L113] COND FALSE !(0) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L115] k = 0 VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L116] COND TRUE ((hx & 0x7fffffff) == 0) [L117] RET return -two25_log10 / zero; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L170] EXPR __ieee754_log10f(x) [L170] float res = __ieee754_log10f(x); [L173] CALL, EXPR isnan_float(res) [L145] RET return x != x; [L173] EXPR isnan_float(res) [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 943.5 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 67.07 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 940.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2350.12 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: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. * CodeCheck took 674.66 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: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:57:54,522 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:57:54,524 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:57:54,535 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:57:54,535 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:57:54,536 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:57:54,537 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:57:54,539 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:57:54,541 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:57:54,542 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:57:54,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:57:54,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:57:54,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:57:54,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:57:54,547 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:57:54,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:57:54,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:57:54,551 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:57:54,553 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:57:54,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:57:54,556 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:57:54,557 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:57:54,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:57:54,560 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:57:54,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:57:54,561 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:57:54,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:57:54,564 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:57:54,564 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:57:54,566 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:57:54,566 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:57:54,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:57:54,567 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:57:54,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:57:54,569 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:57:54,570 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:57:54,571 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 22:57:54,585 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:57:54,585 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:57:54,586 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:57:54,586 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:57:54,587 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:57:54,587 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:57:54,588 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:57:54,588 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:57:54,588 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:57:54,588 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:57:54,588 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:57:54,589 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:57:54,589 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:57:54,589 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:57:54,591 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:57:54,591 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:57:54,591 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:57:54,591 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:57:54,592 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:57:54,592 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:57:54,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:57:54,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:57:54,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:57:54,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:57:54,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:57:54,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:57:54,594 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 22:57:54,594 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:57:54,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:57:54,595 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:57:54,595 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:57:54,595 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_6ca7b246-b34a-424c-af40-822a70d215b9/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 -> 963536477b49c0268678cb8326bb32feb993b05a [2018-10-26 22:57:54,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:57:54,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:57:54,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:57:54,656 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:57:54,656 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:57:54,657 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-10-26 22:57:54,712 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/4f97b3f8b/98749ecd906b433f836c8208c1069e3d/FLAG830304604 [2018-10-26 22:57:55,108 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:57:55,108 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/sv-benchmarks/c/float-newlib/float_req_bl_0970a_true-unreach-call.c [2018-10-26 22:57:55,119 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/4f97b3f8b/98749ecd906b433f836c8208c1069e3d/FLAG830304604 [2018-10-26 22:57:55,139 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/data/4f97b3f8b/98749ecd906b433f836c8208c1069e3d [2018-10-26 22:57:55,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:57:55,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:57:55,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:55,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:57:55,153 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:57:55,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641b4f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55, skipping insertion in model container [2018-10-26 22:57:55,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:57:55,203 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:57:55,418 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:55,425 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:57:55,497 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:55,526 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:57:55,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55 WrapperNode [2018-10-26 22:57:55,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:55,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:55,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:57:55,528 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:57:55,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:55,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:57:55,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:57:55,587 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:57:55,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... [2018-10-26 22:57:55,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:57:55,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:57:55,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:57:55,639 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:57:55,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ca7b246-b34a-424c-af40-822a70d215b9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:57:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 22:57:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:57:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 22:57:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:57:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:57:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 22:57:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:57:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 22:57:56,156 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:56,177 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:56,242 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:56,266 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:57,010 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:57,017 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:57,296 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:57,312 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:58,571 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:57:58,597 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:02:05,083 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:02:05,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:05 BoogieIcfgContainer [2018-10-26 23:02:05,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:02:05,084 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:02:05,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:02:05,093 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:02:05,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:05" (1/1) ... [2018-10-26 23:02:05,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:02:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-10-26 23:02:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-10-26 23:02:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 23:02:05,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:05,159 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:02:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:05,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:05,215 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 23:02:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-10-26 23:02:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-10-26 23:02:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:02:05,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:05,225 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:02:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:05,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:05,314 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 23:02:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:05,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-10-26 23:02:05,362 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-10-26 23:02:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:02:05,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:05,363 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:02:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:05,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:05,381 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 23:02:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-10-26 23:02:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-10-26 23:02:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 23:02:05,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:05,386 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:02:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:05,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:05,644 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 23:02:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2018-10-26 23:02:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2018-10-26 23:02:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 23:02:06,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:06,827 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 23:02:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:07,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:15,763 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-10-26 23:02:15,763 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:928) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:627) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:457) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-10-26 23:02:15,766 INFO L168 Benchmark]: Toolchain (without parser) took 260623.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 951.9 MB in the beginning and 935.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 166.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,768 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:15,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.24 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 23:02:15,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.09 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,769 INFO L168 Benchmark]: Boogie Preprocessor took 51.34 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:15,769 INFO L168 Benchmark]: RCFGBuilder took 249445.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,771 INFO L168 Benchmark]: CodeCheck took 10681.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.9 MB in the end (delta: 114.3 MB). Peak memory consumption was 114.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.24 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 59.09 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.34 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 249445.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * CodeCheck took 10681.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.9 MB in the end (delta: 114.3 MB). Peak memory consumption was 114.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...