./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_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_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ................................................................................................................................................................................................................................................................................ 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_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ................................................................................................................................................................................................................................... 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. No stderr output. --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:50:30,670 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:50:30,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:50:30,680 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:50:30,681 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:50:30,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:50:30,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:50:30,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:50:30,685 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:50:30,686 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:50:30,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:50:30,687 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:50:30,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:50:30,688 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:50:30,689 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:50:30,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:50:30,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:50:30,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:50:30,693 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:50:30,694 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:50:30,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:50:30,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:50:30,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:50:30,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:50:30,699 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:50:30,699 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:50:30,700 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:50:30,701 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:50:30,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:50:30,702 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:50:30,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:50:30,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:50:30,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:50:30,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:50:30,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:50:30,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:50:30,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:50:30,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:50:30,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:50:30,718 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:50:30,718 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:50:30,718 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:50:30,718 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:50:30,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:50:30,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:50:30,719 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:50:30,719 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:50:30,719 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:50:30,719 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:50:30,720 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:50:30,720 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:50:30,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:50:30,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:50:30,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:30,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:50:30,725 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:50:30,726 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:50:30,726 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:50:30,726 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:50:30,726 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:50:30,726 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_2720b16b-9bb7-4975-84b9-485033404a82/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2018-10-26 23:50:30,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:50:30,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:50:30,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:50:30,772 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:50:30,772 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:50:30,773 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-10-26 23:50:30,822 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d1d917ced/b89def78b14b42f0855bec38a57b213e/FLAGe3438082e [2018-10-26 23:50:31,241 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:50:31,242 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-10-26 23:50:31,250 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d1d917ced/b89def78b14b42f0855bec38a57b213e/FLAGe3438082e [2018-10-26 23:50:31,264 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d1d917ced/b89def78b14b42f0855bec38a57b213e [2018-10-26 23:50:31,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:50:31,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:50:31,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:31,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:50:31,275 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:50:31,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319c9d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31, skipping insertion in model container [2018-10-26 23:50:31,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:50:31,315 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:50:31,510 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:31,517 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:50:31,571 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:31,598 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:50:31,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31 WrapperNode [2018-10-26 23:50:31,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:31,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:31,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:50:31,600 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:50:31,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:31,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:50:31,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:50:31,652 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:50:31,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... [2018-10-26 23:50:31,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:50:31,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:50:31,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:50:31,793 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:50:31,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-26 23:50:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:50:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 23:50:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:50:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 23:50:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 23:50:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 23:50:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:50:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:50:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:50:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:50:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 23:50:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 23:50:34,751 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:50:34,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:34 BoogieIcfgContainer [2018-10-26 23:50:34,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:50:34,752 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:50:34,752 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:50:34,763 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:50:34,764 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:34" (1/1) ... [2018-10-26 23:50:34,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:50:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:50:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2018-10-26 23:50:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2018-10-26 23:50:34,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:50:34,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:50:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:50:34,959 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 23:50:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:50:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2018-10-26 23:50:34,977 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2018-10-26 23:50:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:50:34,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:50:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:50:35,268 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 23:50:35,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:50:35 ImpRootNode [2018-10-26 23:50:35,349 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:50:35,349 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:50:35,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:50:35,350 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:50:35,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:50:34" (3/4) ... [2018-10-26 23:50:35,355 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:50:35,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:50:35,356 INFO L168 Benchmark]: Toolchain (without parser) took 4087.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 954.8 MB in the beginning and 993.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 115.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,363 INFO L168 Benchmark]: CDTParser took 0.17 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 23:50:35,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.54 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 938.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.78 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 936.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,365 INFO L168 Benchmark]: Boogie Preprocessor took 140.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,365 INFO L168 Benchmark]: RCFGBuilder took 2959.38 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: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,367 INFO L168 Benchmark]: CodeCheck took 597.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:50:35,369 INFO L168 Benchmark]: Witness Printer took 5.58 ms. Allocated memory is still 1.2 GB. Free memory is still 993.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:50:35,372 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 193 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 217, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L216] float x = __VERIFIER_nondet_float(); [L217] float y = -0.0f; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x > 0.0f [L225] CALL, EXPR __ieee754_atan2f(y, x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; [L124] FCALL gf_u.value = (x) [L125] EXPR, FCALL gf_u.word [L125] (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; [L130] FCALL gf_u.value = (y) [L131] EXPR, FCALL gf_u.word [L131] (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L225] EXPR __ieee754_atan2f(y, x) [L225] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != -0.0f VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.54 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 938.7 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 51.78 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 936.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 140.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2959.38 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: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 11.5 GB. * CodeCheck took 597.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.58 ms. Allocated memory is still 1.2 GB. Free memory is still 993.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:50:37,437 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:50:37,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:50:37,450 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:50:37,450 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:50:37,451 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:50:37,452 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:50:37,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:50:37,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:50:37,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:50:37,457 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:50:37,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:50:37,458 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:50:37,459 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:50:37,460 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:50:37,461 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:50:37,462 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:50:37,464 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:50:37,466 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:50:37,467 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:50:37,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:50:37,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:50:37,472 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:50:37,472 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:50:37,472 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:50:37,473 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:50:37,474 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:50:37,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:50:37,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:50:37,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:50:37,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:50:37,478 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:50:37,478 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:50:37,479 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:50:37,479 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:50:37,480 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:50:37,480 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:50:37,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:50:37,494 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:50:37,495 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:50:37,495 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:50:37,496 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:50:37,496 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:50:37,496 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:50:37,496 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:50:37,497 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:50:37,497 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:50:37,497 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:50:37,497 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:50:37,499 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:50:37,499 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:50:37,499 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:50:37,499 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:50:37,499 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:50:37,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:50:37,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:50:37,500 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:50:37,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:50:37,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:50:37,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:37,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:50:37,501 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:50:37,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:50:37,502 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:50:37,502 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:50:37,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:50:37,502 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:50:37,502 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:50:37,502 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_2720b16b-9bb7-4975-84b9-485033404a82/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2018-10-26 23:50:37,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:50:37,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:50:37,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:50:37,559 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:50:37,559 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:50:37,560 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-10-26 23:50:37,611 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d888be1a1/4d94a1dbb2614adabb571339ab697e27/FLAG23fec9c79 [2018-10-26 23:50:38,049 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:50:38,050 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-10-26 23:50:38,059 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d888be1a1/4d94a1dbb2614adabb571339ab697e27/FLAG23fec9c79 [2018-10-26 23:50:38,074 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/data/d888be1a1/4d94a1dbb2614adabb571339ab697e27 [2018-10-26 23:50:38,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:50:38,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:50:38,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:38,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:50:38,084 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:50:38,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14bd92e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38, skipping insertion in model container [2018-10-26 23:50:38,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:50:38,125 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:50:38,371 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:38,380 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:50:38,444 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:50:38,483 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:50:38,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38 WrapperNode [2018-10-26 23:50:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:50:38,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:38,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:50:38,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:50:38,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:50:38,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:50:38,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:50:38,552 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:50:38,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... [2018-10-26 23:50:38,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:50:38,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:50:38,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:50:38,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:50:38,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:50:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2720b16b-9bb7-4975-84b9-485033404a82/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:50:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 23:50:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:50:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 23:50:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:50:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:50:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 23:50:38,772 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 23:50:38,772 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 23:50:39,066 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,082 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,213 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,238 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,295 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,304 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,311 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,318 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,330 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,338 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,421 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,439 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,455 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,459 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,792 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,809 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,814 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,818 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,836 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,840 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,844 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,848 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,854 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,946 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,953 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:39,976 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:40,016 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:59,581 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:50:59,588 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:54:25,653 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. No stderr output. 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.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1427) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1400) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) ... 24 more [2018-10-26 23:54:25,656 INFO L168 Benchmark]: Toolchain (without parser) took 227578.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.9 MB in the beginning and 934.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:54:25,662 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:54:25,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:54:25,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.07 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 23:54:25,664 INFO L168 Benchmark]: Boogie Preprocessor took 53.26 ms. Allocated memory is still 1.0 GB. Free memory was 930.4 MB in the beginning and 925.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:54:25,665 INFO L168 Benchmark]: RCFGBuilder took 227050.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 925.0 MB in the beginning and 934.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 131.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:54:25,668 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.07 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. * Boogie Preprocessor took 53.26 ms. Allocated memory is still 1.0 GB. Free memory was 930.4 MB in the beginning and 925.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 227050.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 925.0 MB in the beginning and 934.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 131.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...