./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_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_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 .................................................................................................................................................................................................................................................................................................................. 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_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 ................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-02 11:57:20,483 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 11:57:20,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 11:57:20,493 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 11:57:20,493 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 11:57:20,494 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 11:57:20,495 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 11:57:20,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 11:57:20,497 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 11:57:20,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 11:57:20,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 11:57:20,499 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 11:57:20,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 11:57:20,500 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 11:57:20,501 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 11:57:20,502 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 11:57:20,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 11:57:20,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 11:57:20,505 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 11:57:20,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 11:57:20,507 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 11:57:20,508 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 11:57:20,509 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 11:57:20,510 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 11:57:20,510 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 11:57:20,511 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 11:57:20,512 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 11:57:20,512 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 11:57:20,513 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 11:57:20,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 11:57:20,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 11:57:20,514 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 11:57:20,514 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 11:57:20,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 11:57:20,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 11:57:20,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 11:57:20,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 11:57:20,526 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 11:57:20,527 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 11:57:20,527 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 11:57:20,527 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 11:57:20,528 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 11:57:20,528 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 11:57:20,528 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 11:57:20,528 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 11:57:20,529 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 11:57:20,530 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 11:57:20,530 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 11:57:20,530 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 11:57:20,530 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 11:57:20,530 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 11:57:20,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 11:57:20,530 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 11:57:20,531 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 11:57:20,531 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 11:57:20,531 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 11:57:20,531 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 11:57:20,531 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_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 -> 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 [2018-12-02 11:57:20,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 11:57:20,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 11:57:20,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 11:57:20,566 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 11:57:20,566 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 11:57:20,567 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-12-02 11:57:20,603 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/646108a73/e5330c8a8e3043e18b0143cbcd2e1876/FLAG7e08142a3 [2018-12-02 11:57:20,926 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 11:57:20,927 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-12-02 11:57:20,931 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/646108a73/e5330c8a8e3043e18b0143cbcd2e1876/FLAG7e08142a3 [2018-12-02 11:57:20,939 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/646108a73/e5330c8a8e3043e18b0143cbcd2e1876 [2018-12-02 11:57:20,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 11:57:20,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 11:57:20,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 11:57:20,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 11:57:20,944 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 11:57:20,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:20" (1/1) ... [2018-12-02 11:57:20,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e45f543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:20, skipping insertion in model container [2018-12-02 11:57:20,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:20" (1/1) ... [2018-12-02 11:57:20,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 11:57:20,964 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 11:57:21,082 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 11:57:21,086 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 11:57:21,154 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 11:57:21,168 INFO L195 MainTranslator]: Completed translation [2018-12-02 11:57:21,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21 WrapperNode [2018-12-02 11:57:21,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 11:57:21,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 11:57:21,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 11:57:21,169 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 11:57:21,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 11:57:21,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 11:57:21,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 11:57:21,211 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 11:57:21,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 11:57:21,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 11:57:21,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 11:57:21,239 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 11:57:21,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 [2018-12-02 11:57:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 11:57:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 11:57:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-12-02 11:57:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-12-02 11:57:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 11:57:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 11:57:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 11:57:21,710 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 11:57:21,710 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-02 11:57:21,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:21 BoogieIcfgContainer [2018-12-02 11:57:21,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 11:57:21,711 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 11:57:21,711 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 11:57:21,718 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 11:57:21,718 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:21" (1/1) ... [2018-12-02 11:57:21,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 11:57:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 11:57:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2018-12-02 11:57:21,749 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2018-12-02 11:57:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 11:57:21,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 11:57:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 11:57:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 11:57:21,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 11:57:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2018-12-02 11:57:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2018-12-02 11:57:21,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 11:57:21,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 11:57:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 11:57:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 11:57:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 11:57:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2018-12-02 11:57:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2018-12-02 11:57:21,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 11:57:21,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 11:57:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 11:57:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 11:57:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 11:57:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2018-12-02 11:57:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2018-12-02 11:57:21,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 11:57:21,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 11:57:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 11:57:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 11:57:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 11:57:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 11:57:22,136 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-02 11:57:22,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:57:22 ImpRootNode [2018-12-02 11:57:22,164 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 11:57:22,164 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 11:57:22,164 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 11:57:22,164 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 11:57:22,164 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:21" (3/4) ... [2018-12-02 11:57:22,167 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 11:57:22,167 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 11:57:22,168 INFO L168 Benchmark]: Toolchain (without parser) took 1226.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.4 MB). Peak memory consumption was 123.7 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,169 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 11:57:22,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.01 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,170 INFO L168 Benchmark]: Boogie Preprocessor took 28.35 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,170 INFO L168 Benchmark]: RCFGBuilder took 471.90 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: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,170 INFO L168 Benchmark]: CodeCheck took 452.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 936.2 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2018-12-02 11:57:22,171 INFO L168 Benchmark]: Witness Printer took 3.36 ms. Allocated memory is still 1.1 GB. Free memory is still 936.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 11:57:22,173 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, 108 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 168 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 24 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 404 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 2 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, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 765 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 298]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 297. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L289] double x = 1.0 / 0.0; [L290] double y = __VERIFIER_nondet_double(); [L246] __int32_t hx, lx; VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L248] ieee_double_shape_type ew_u; [L249] ew_u.value = (x) [L250] EXPR ew_u.parts.msw [L250] (hx) = ew_u.parts.msw [L251] EXPR ew_u.parts.lsw [L251] (lx) = ew_u.parts.lsw [L253] hx &= 0x7fffffff [L254] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L255] hx = 0x7ff00000 - hx [L256] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L292] EXPR isinf_double(x) && isfinite_double(y) [L260] __int32_t hx; VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L262] ieee_double_shape_type gh_u; [L263] gh_u.value = (x) [L264] EXPR gh_u.parts.msw [L264] (hx) = gh_u.parts.msw [L266] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L292] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L292] COND TRUE isinf_double(x) && isfinite_double(y) && y > 0.0 [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L294] double res = __ieee754_atan2(y, x); [L297] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L297] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L298] __VERIFIER_error() VAL [aT_atan={3:0}, atanhi_atan={5:0}, atanlo_atan={6:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, 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 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 227.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.01 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.35 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 471.90 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: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 11.5 GB. * CodeCheck took 452.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 936.2 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.36 ms. Allocated memory is still 1.1 GB. Free memory is still 936.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 11:57:23,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 11:57:23,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 11:57:23,630 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 11:57:23,630 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 11:57:23,630 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 11:57:23,631 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 11:57:23,632 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 11:57:23,633 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 11:57:23,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 11:57:23,634 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 11:57:23,634 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 11:57:23,635 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 11:57:23,636 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 11:57:23,636 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 11:57:23,637 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 11:57:23,637 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 11:57:23,638 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 11:57:23,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 11:57:23,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 11:57:23,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 11:57:23,641 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 11:57:23,643 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 11:57:23,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 11:57:23,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 11:57:23,643 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 11:57:23,644 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 11:57:23,644 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 11:57:23,645 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 11:57:23,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 11:57:23,646 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 11:57:23,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 11:57:23,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 11:57:23,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 11:57:23,647 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 11:57:23,647 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 11:57:23,648 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 11:57:23,657 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 11:57:23,657 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 11:57:23,658 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 11:57:23,658 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 11:57:23,659 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 11:57:23,659 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 11:57:23,659 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 11:57:23,659 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 11:57:23,659 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 11:57:23,659 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 11:57:23,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 11:57:23,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 11:57:23,661 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 11:57:23,661 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 11:57:23,661 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 11:57:23,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 11:57:23,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 11:57:23,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 11:57:23,661 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 11:57:23,662 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 11:57:23,662 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_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 -> 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 [2018-12-02 11:57:23,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 11:57:23,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 11:57:23,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 11:57:23,697 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 11:57:23,697 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 11:57:23,698 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-12-02 11:57:23,735 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/0af59a644/4692a28935a040febcd92a3ca4260128/FLAG324202ced [2018-12-02 11:57:24,070 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 11:57:24,071 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-12-02 11:57:24,075 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/0af59a644/4692a28935a040febcd92a3ca4260128/FLAG324202ced [2018-12-02 11:57:24,083 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/bin-2019/ukojak/data/0af59a644/4692a28935a040febcd92a3ca4260128 [2018-12-02 11:57:24,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 11:57:24,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 11:57:24,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 11:57:24,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 11:57:24,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 11:57:24,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46926099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24, skipping insertion in model container [2018-12-02 11:57:24,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 11:57:24,114 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 11:57:24,257 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 11:57:24,263 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 11:57:24,308 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 11:57:24,364 INFO L195 MainTranslator]: Completed translation [2018-12-02 11:57:24,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24 WrapperNode [2018-12-02 11:57:24,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 11:57:24,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 11:57:24,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 11:57:24,366 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 11:57:24,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 11:57:24,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 11:57:24,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 11:57:24,399 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 11:57:24,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... [2018-12-02 11:57:24,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 11:57:24,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 11:57:24,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 11:57:24,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 11:57:24,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_45670f1f-bd14-4ead-934b-3cbe6a2495c9/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 [2018-12-02 11:57:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-12-02 11:57:24,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-12-02 11:57:24,459 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 11:57:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 11:57:24,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 11:57:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 11:57:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 11:57:24,575 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:57:24,598 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:57:34,729 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:09,274 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,024 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,042 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,377 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,400 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,434 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,468 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,520 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 11:58:10,551 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 12:01:33,777 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:01:33,777 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-02 12:01:33,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:01:33 BoogieIcfgContainer [2018-12-02 12:01:33,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:01:33,778 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:01:33,778 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:01:33,785 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:01:33,786 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:01:33" (1/1) ... [2018-12-02 12:01:33,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:01:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:01:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2018-12-02 12:01:33,821 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2018-12-02 12:01:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 12:01:33,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:01:33,862 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:01:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:01:33,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:01:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:01:33,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:01:33,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2018-12-02 12:01:33,933 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2018-12-02 12:01:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 12:01:33,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:01:33,935 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:01:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:01:33,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:01:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:01:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:01:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2018-12-02 12:01:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2018-12-02 12:01:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 12:01:34,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:01:34,022 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:01:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:01:34,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:01:34,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:01:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:01:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2018-12-02 12:01:34,076 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2018-12-02 12:01:34,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 12:01:34,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:01:34,077 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:01:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:01:34,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:01:34,448 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:34,449 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:34,454 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2018-12-02 12:01:34,504 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:01:34,505 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 53 [2018-12-02 12:01:34,538 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:01:34,539 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2018-12-02 12:01:34,539 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,558 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,577 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 17 treesize of output 13 [2018-12-02 12:01:34,582 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:01:34,583 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 12:01:34,583 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,586 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,596 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-02 12:01:34,620 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:85, output treesize:46 [2018-12-02 12:01:34,756 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:34,757 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:34,758 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 12:01:34,778 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2018-12-02 12:01:34,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,797 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 17 treesize of output 13 [2018-12-02 12:01:34,805 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-02 12:01:34,805 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,808 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,810 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:34,844 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-12-02 12:01:34,844 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:85, output treesize:64 [2018-12-02 12:01:38,778 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-02 12:01:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:01:46,223 WARN L180 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 49 [2018-12-02 12:01:49,154 WARN L180 SmtUtils]: Spent 2.56 s on a formula simplification that was a NOOP. DAG size: 50 [2018-12-02 12:01:49,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:01:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 84 states and 128 transitions. [2018-12-02 12:01:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2018-12-02 12:01:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 12:01:49,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:01:49,650 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:01:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:01:49,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:01:49,876 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:49,877 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:49,878 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:49,878 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:01:49,879 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-02 12:01:49,981 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2018-12-02 12:01:49,994 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-12-02 12:01:49,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,020 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 8 treesize of output 6 [2018-12-02 12:01:50,023 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-12-02 12:01:50,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,025 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,046 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 32 treesize of output 24 [2018-12-02 12:01:50,054 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2018-12-02 12:01:50,054 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,063 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:01:50,091 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-02 12:01:50,092 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:71, output treesize:26 [2018-12-02 12:01:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:01:58,061 WARN L180 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 61 [2018-12-02 12:02:02,327 WARN L832 $PredicateComparison]: unable to prove that (and (exists ((v_prenex_98 (_ BitVec 64)) (|v_q#valueAsBitvector_17| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) v_prenex_98) ((_ extract 62 52) v_prenex_98) ((_ extract 51 0) v_prenex_98)))) (and (fp.gt .cse0 (_ +zero 11 53)) (= .cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_17|) ((_ extract 62 52) |v_q#valueAsBitvector_17|) ((_ extract 51 0) |v_q#valueAsBitvector_17|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_17|) c_ULTIMATE.start___ieee754_atan2_~hy~0) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_98)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (exists ((|v_q#valueAsBitvector_16| (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_16|)) c_ULTIMATE.start___ieee754_atan2_~ix~1) (= ((_ extract 31 0) |v_q#valueAsBitvector_16|) c_ULTIMATE.start___ieee754_atan2_~lx~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_16|) ((_ extract 62 52) |v_q#valueAsBitvector_16|) ((_ extract 51 0) |v_q#valueAsBitvector_16|)) (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))))) (not (exists ((|v_q#valueAsBitvector_18| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_q#valueAsBitvector_18|) ((_ extract 62 52) |v_q#valueAsBitvector_18|) ((_ extract 51 0) |v_q#valueAsBitvector_18|)) (_ +zero 11 53)) (= c_ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_q#valueAsBitvector_18|)) (= c_ULTIMATE.start___ieee754_atan2_~ly~0 ((_ extract 31 0) |v_q#valueAsBitvector_18|)))))) is different from false [2018-12-02 12:02:53,291 WARN L180 SmtUtils]: Spent 13.54 s on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 12:03:02,699 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 12:03:15,377 WARN L832 $PredicateComparison]: unable to prove that (and (exists ((v_prenex_98 (_ BitVec 64)) (|v_q#valueAsBitvector_17| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) v_prenex_98) ((_ extract 62 52) v_prenex_98) ((_ extract 51 0) v_prenex_98)))) (and (fp.gt .cse0 (_ +zero 11 53)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_17|)) c_ULTIMATE.start___ieee754_atan2_~iy~0) (= .cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_17|) ((_ extract 62 52) |v_q#valueAsBitvector_17|) ((_ extract 51 0) |v_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_98)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (not (exists ((|v_q#valueAsBitvector_18| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_q#valueAsBitvector_18|) ((_ extract 62 52) |v_q#valueAsBitvector_18|) ((_ extract 51 0) |v_q#valueAsBitvector_18|)) (_ +zero 11 53)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_18|)) c_ULTIMATE.start___ieee754_atan2_~iy~0) (= c_ULTIMATE.start___ieee754_atan2_~ly~0 ((_ extract 31 0) |v_q#valueAsBitvector_18|))))) (exists ((|v_q#valueAsBitvector_16| (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_16|)) c_ULTIMATE.start___ieee754_atan2_~ix~1) (= ((_ extract 31 0) |v_q#valueAsBitvector_16|) c_ULTIMATE.start___ieee754_atan2_~lx~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_16|) ((_ extract 62 52) |v_q#valueAsBitvector_16|) ((_ extract 51 0) |v_q#valueAsBitvector_16|)) (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))))) is different from false [2018-12-02 12:04:18,158 WARN L180 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 65 [2018-12-02 12:04:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:04:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-12-02 12:04:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-12-02 12:04:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 12:04:23,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:04:23,648 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:04:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:04:23,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:04:26,720 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:04:26,721 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:04:26,722 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 12:04:26,730 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:04:26,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-12-02 12:04:26,731 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 12:04:26,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 17 treesize of output 13 [2018-12-02 12:04:26,744 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:04:26,745 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 12:04:26,745 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 12:04:26,747 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:04:26,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:04:26,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 12:04:26,755 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:19 [2018-12-02 12:04:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:04:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:04:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2018-12-02 12:04:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2018-12-02 12:04:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 12:04:46,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:04:46,039 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:04:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:04:46,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:04:46,120 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:04:46,121 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 12:04:46,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 12:04:46,127 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:04:46,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-12-02 12:04:46,128 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 12:04:46,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 17 treesize of output 13 [2018-12-02 12:04:46,142 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 12:04:46,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 12:04:46,143 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 12:04:46,145 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:04:46,147 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 12:04:46,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 12:04:46,153 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:19 [2018-12-02 12:04:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:04:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:04:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 119 transitions. [2018-12-02 12:04:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2018-12-02 12:04:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:04:53,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:04:53,343 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 12:04:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:04:53,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:05:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:06:47,876 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-02 12:06:47,877 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:893) 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.getOrConstructPredicateForConjunction(PredicateUnifier.java:382) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.conjugatePredicates(CodeChecker.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:493) 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) ... 27 more [2018-12-02 12:06:47,879 INFO L168 Benchmark]: Toolchain (without parser) took 563793.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 943.4 MB in the beginning and 925.6 MB in the end (delta: 17.7 MB). Peak memory consumption was 137.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:47,879 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. [2018-12-02 12:06:47,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:47,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:47,880 INFO L168 Benchmark]: Boogie Preprocessor took 28.55 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. [2018-12-02 12:06:47,881 INFO L168 Benchmark]: RCFGBuilder took 249350.08 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:47,881 INFO L168 Benchmark]: CodeCheck took 314100.67 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -7.9 MB). Free memory was 1.0 GB in the beginning and 925.6 MB in the end (delta: 85.6 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:47,883 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 278.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.55 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 249350.08 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 11.5 GB. * CodeCheck took 314100.67 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -7.9 MB). Free memory was 1.0 GB in the beginning and 925.6 MB in the end (delta: 85.6 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...