./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ............................................................................................................................................................................................................................................................................... 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_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-635dfa2 [2018-12-09 16:17:16,802 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:17:16,803 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:17:16,809 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:17:16,809 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:17:16,810 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:17:16,810 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:17:16,811 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:17:16,812 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:17:16,812 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:17:16,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:17:16,813 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:17:16,813 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:17:16,814 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:17:16,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:17:16,815 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:17:16,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:17:16,816 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:17:16,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:17:16,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:17:16,818 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:17:16,818 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:17:16,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:17:16,820 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:17:16,820 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:17:16,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:17:16,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:17:16,821 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:17:16,822 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:17:16,822 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:17:16,822 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:17:16,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:17:16,823 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:17:16,823 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:17:16,823 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:17:16,823 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:17:16,824 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:17:16,831 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:17:16,831 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:17:16,831 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:17:16,831 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:17:16,832 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:17:16,832 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:17:16,832 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:17:16,833 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:17:16,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:17:16,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:17:16,834 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:17:16,834 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:17:16,834 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:17:16,834 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:17:16,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:17:16,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:17:16,834 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_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2018-12-09 16:17:16,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:17:16,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:17:16,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:17:16,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:17:16,860 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:17:16,861 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-09 16:17:16,896 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/f0f55ccdc/6dc156f58475417b88574b16c7ece518/FLAG211b9ed6b [2018-12-09 16:17:17,258 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:17:17,258 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-09 16:17:17,262 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/f0f55ccdc/6dc156f58475417b88574b16c7ece518/FLAG211b9ed6b [2018-12-09 16:17:17,633 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/f0f55ccdc/6dc156f58475417b88574b16c7ece518 [2018-12-09 16:17:17,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:17:17,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:17:17,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:17:17,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:17:17,645 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:17:17,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5a6cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17, skipping insertion in model container [2018-12-09 16:17:17,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:17:17,673 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:17:17,785 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:17:17,789 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:17:17,848 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:17:17,866 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:17:17,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17 WrapperNode [2018-12-09 16:17:17,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:17:17,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:17:17,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:17:17,867 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:17:17,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:17:17,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:17:17,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:17:17,897 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:17:17,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... [2018-12-09 16:17:17,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:17:17,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:17:17,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:17:17,920 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:17:17,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 16:17:17,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:17:17,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 16:17:17,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 16:17:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 16:17:17,952 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 16:17:17,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:17:18,284 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:17:18,284 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-09 16:17:18,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:17:18 BoogieIcfgContainer [2018-12-09 16:17:18,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:17:18,285 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:17:18,285 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:17:18,292 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:17:18,292 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:17:18" (1/1) ... [2018-12-09 16:17:18,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:17:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:17:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-09 16:17:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-09 16:17:18,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:17:18,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:17:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:17:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:17:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:17:18,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2018-12-09 16:17:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2018-12-09 16:17:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 16:17:18,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:17:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:17:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:17:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:17:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:17:18,547 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 16:17:18,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:17:18 ImpRootNode [2018-12-09 16:17:18,577 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:17:18,578 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:17:18,578 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:17:18,578 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:17:18,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:17:18" (3/4) ... [2018-12-09 16:17:18,581 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 16:17:18,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:17:18,581 INFO L168 Benchmark]: Toolchain (without parser) took 943.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -50.1 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,582 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:17:18,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,583 INFO L168 Benchmark]: Boogie Preprocessor took 23.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,584 INFO L168 Benchmark]: RCFGBuilder took 364.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,584 INFO L168 Benchmark]: CodeCheck took 292.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:17:18,584 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:17:18,586 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, 96 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 35 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 111 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, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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: 243]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 242, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] 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; [L234] float x = __VERIFIER_nondet_float(); [L235] float y = -1.0f / 0.0f; [L217] __int32_t ix; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] [L219] ieee_float_shape_type gf_u; [L220] gf_u.value = (x) [L221] EXPR gf_u.word [L221] (ix) = gf_u.word [L223] ix &= 0x7fffffff [L224] return (((ix) < 0x7f800000L)); [L237] COND TRUE isfinite_float(x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] return x + y; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] [L239] float res = __ieee754_atan2f(y, x); [L242] COND TRUE res != -pi_o_2 VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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] [L243] __VERIFIER_error() VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 364.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. * CodeCheck took 292.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.1 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 0.1.23-635dfa2 [2018-12-09 16:17:19,969 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:17:19,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:17:19,976 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:17:19,977 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:17:19,977 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:17:19,978 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:17:19,978 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:17:19,979 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:17:19,980 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:17:19,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:17:19,980 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:17:19,981 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:17:19,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:17:19,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:17:19,982 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:17:19,982 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:17:19,983 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:17:19,984 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:17:19,985 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:17:19,985 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:17:19,986 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:17:19,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:17:19,987 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:17:19,987 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:17:19,988 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:17:19,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:17:19,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:17:19,989 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:17:19,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:17:19,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:17:19,990 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:17:19,990 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:17:19,990 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:17:19,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:17:19,991 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:17:19,991 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 16:17:19,998 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:17:19,999 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:17:19,999 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:17:19,999 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:17:20,000 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:17:20,000 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 16:17:20,000 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:17:20,001 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:17:20,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:17:20,001 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:17:20,002 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 16:17:20,002 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 16:17:20,002 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_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2018-12-09 16:17:20,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:17:20,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:17:20,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:17:20,030 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:17:20,030 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:17:20,030 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-09 16:17:20,065 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/bdea60c74/1d745b73ef7e4d84a3408f68adc84593/FLAG28203a2b6 [2018-12-09 16:17:20,494 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:17:20,494 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-09 16:17:20,499 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/bdea60c74/1d745b73ef7e4d84a3408f68adc84593/FLAG28203a2b6 [2018-12-09 16:17:20,507 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/bin-2019/ukojak/data/bdea60c74/1d745b73ef7e4d84a3408f68adc84593 [2018-12-09 16:17:20,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:17:20,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:17:20,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:17:20,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:17:20,512 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:17:20,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748af0a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20, skipping insertion in model container [2018-12-09 16:17:20,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:17:20,532 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:17:20,653 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:17:20,659 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:17:20,694 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:17:20,712 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:17:20,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20 WrapperNode [2018-12-09 16:17:20,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:17:20,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:17:20,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:17:20,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:17:20,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:17:20,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:17:20,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:17:20,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:17:20,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... [2018-12-09 16:17:20,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:17:20,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:17:20,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:17:20,804 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:17:20,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:17:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec88c03-16cf-4011-8b11-da46a706ca5d/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 [2018-12-09 16:17:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 16:17:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:17:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 16:17:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 16:17:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:17:20,941 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:21,020 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:21,034 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:21,049 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:21,060 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:21,578 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:17:36,254 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:19:30,087 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:19:30,088 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-09 16:19:30,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:19:30 BoogieIcfgContainer [2018-12-09 16:19:30,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:19:30,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:19:30,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:19:30,095 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:19:30,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:19:30" (1/1) ... [2018-12-09 16:19:30,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:19:30,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-09 16:19:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-09 16:19:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:19:30,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:30,160 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:30,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2018-12-09 16:19:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2018-12-09 16:19:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 16:19:30,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:30,225 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:30,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2018-12-09 16:19:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2018-12-09 16:19:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 16:19:31,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:31,613 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:31,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:33,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:34,775 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-09 16:19:35,076 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2018-12-09 16:19:48,563 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-09 16:19:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 131 transitions. [2018-12-09 16:19:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 131 transitions. [2018-12-09 16:19:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 16:19:48,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:48,822 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:48,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 71 states and 117 transitions. [2018-12-09 16:19:51,532 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 117 transitions. [2018-12-09 16:19:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 16:19:51,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:51,534 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:51,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:51,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:52,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 72 states and 121 transitions. [2018-12-09 16:19:52,635 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 121 transitions. [2018-12-09 16:19:52,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 16:19:52,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:52,637 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:52,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:56,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:56,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2018-12-09 16:19:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2018-12-09 16:19:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 16:19:56,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:56,182 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:56,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:56,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:19:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:19:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-09 16:19:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-09 16:19:56,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 16:19:56,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:19:56,899 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:19:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:19:56,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:19:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:20:05,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-12-09 16:20:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-12-09 16:20:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 16:20:05,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:20:05,684 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:20:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:05,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:05,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:20:05,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2018-12-09 16:20:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2018-12-09 16:20:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 16:20:05,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:20:05,718 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:20:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:05,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:20:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2018-12-09 16:20:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2018-12-09 16:20:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 16:20:06,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:20:06,602 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 16:20:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:06,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:06,803 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2018-12-09 16:20:06,830 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:06,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 51 [2018-12-09 16:20:06,939 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:06,942 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:06,947 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:06,948 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 16:20:06,949 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 55 [2018-12-09 16:20:06,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 51 [2018-12-09 16:20:06,973 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-09 16:20:07,054 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 16:20:07,135 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:07,137 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:07,138 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 16:20:07,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 45 [2018-12-09 16:20:07,145 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2018-12-09 16:20:07,145 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:07,170 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:07,236 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-09 16:20:07,313 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-09 16:20:07,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-09 16:20:07,439 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:123, output treesize:333 [2018-12-09 16:20:08,602 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2018-12-09 16:20:08,620 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:08,624 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:08,627 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:08,628 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 144 [2018-12-09 16:20:08,629 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:09,395 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,398 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,402 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,405 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,413 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,417 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:09,418 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 165 [2018-12-09 16:20:09,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:10,104 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,107 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,110 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,114 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,115 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 151 [2018-12-09 16:20:10,115 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:10,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,714 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:10,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-09 16:20:10,745 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:10,745 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:10,818 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:11,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:11,222 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:11,242 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 131 [2018-12-09 16:20:11,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:11,249 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:11,317 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:11,635 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:11,638 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:11,659 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 140 [2018-12-09 16:20:11,668 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:11,668 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:11,759 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:11,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-12-09 16:20:11,986 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 14 variables, input treesize:417, output treesize:358 [2018-12-09 16:20:13,066 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-12-09 16:20:14,214 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-12-09 16:20:14,229 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,235 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,250 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,254 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,257 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,268 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:14,269 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-09 16:20:14,269 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:15,201 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,212 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,223 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,229 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,233 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,237 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,249 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,253 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,266 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:15,268 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 180 [2018-12-09 16:20:15,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:16,154 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,158 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,162 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,165 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,178 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,181 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,192 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,194 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 164 [2018-12-09 16:20:16,195 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:16,871 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,873 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:16,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-09 16:20:16,900 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:16,900 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:16,969 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:17,421 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:17,423 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:17,445 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 139 [2018-12-09 16:20:17,455 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:17,456 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:17,533 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:17,880 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:17,882 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:17,902 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 143 [2018-12-09 16:20:17,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:17,912 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:18,002 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:18,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-12-09 16:20:18,277 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 17 variables, input treesize:420, output treesize:369 [2018-12-09 16:20:19,153 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,157 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,162 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,166 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,171 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,176 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,195 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:19,196 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 164 [2018-12-09 16:20:19,197 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:20,272 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,281 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,286 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,289 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,308 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,313 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,316 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,342 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:20,344 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 180 [2018-12-09 16:20:20,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:21,242 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,247 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,257 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,261 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,263 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,267 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,278 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:21,279 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-09 16:20:21,280 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:22,092 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:22,094 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:22,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 143 [2018-12-09 16:20:22,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:22,140 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:22,234 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:22,701 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:22,704 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:22,739 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 139 [2018-12-09 16:20:22,749 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:22,750 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:22,829 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:23,156 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:23,158 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:23,191 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-09 16:20:23,197 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-09 16:20:23,197 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:23,268 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:23,520 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-12-09 16:20:23,520 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 17 variables, input treesize:420, output treesize:369 [2018-12-09 16:20:24,492 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,494 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,495 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,497 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,498 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,500 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,501 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,502 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 116 [2018-12-09 16:20:24,503 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:24,698 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,699 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,701 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,702 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,703 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 100 [2018-12-09 16:20:24,703 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:24,897 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,898 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,900 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,901 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 16:20:24,902 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 103 [2018-12-09 16:20:24,902 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,108 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 88 [2018-12-09 16:20:25,113 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,114 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,150 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,151 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,170 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,348 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 91 [2018-12-09 16:20:25,354 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,355 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,403 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,426 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,581 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 104 [2018-12-09 16:20:25,588 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,589 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,642 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-09 16:20:25,643 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,674 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 16:20:25,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-09 16:20:25,764 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:345, output treesize:48 [2018-12-09 16:20:37,405 WARN L180 SmtUtils]: Spent 10.06 s on a formula simplification that was a NOOP. DAG size: 37 [2018-12-09 16:20:48,046 WARN L180 SmtUtils]: Spent 10.06 s on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 16:21:21,242 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-09 16:21:21,243 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:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) 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 [2018-12-09 16:21:21,245 INFO L168 Benchmark]: Toolchain (without parser) took 240735.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 253.2 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -289.5 MB). Peak memory consumption was 403.6 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:21,245 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:21:21,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:21,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:21,246 INFO L168 Benchmark]: Boogie Preprocessor took 27.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:21:21,246 INFO L168 Benchmark]: RCFGBuilder took 129284.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:21,246 INFO L168 Benchmark]: CodeCheck took 111155.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 112.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -200.4 MB). Peak memory consumption was 352.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:21,249 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 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 923.2 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 63.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 129284.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * CodeCheck took 111155.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 112.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -200.4 MB). Peak memory consumption was 352.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...