./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 ............................................................................................................................................................................................................................................................. 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_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 ................................................................................................................................................................................................................................................................................................................ 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 0.1.23-5842f4b [2018-11-18 16:42:25,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:42:25,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:42:25,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:42:25,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:42:25,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:42:25,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:42:25,549 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:42:25,550 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:42:25,550 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:42:25,551 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:42:25,551 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:42:25,551 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:42:25,552 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:42:25,553 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:42:25,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:42:25,554 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:42:25,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:42:25,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:42:25,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:42:25,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:42:25,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:42:25,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:42:25,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:42:25,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:42:25,565 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:42:25,565 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:42:25,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:42:25,566 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:42:25,567 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:42:25,567 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:42:25,568 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:42:25,568 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:42:25,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:42:25,569 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:42:25,569 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:42:25,569 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:42:25,578 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:42:25,578 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:42:25,579 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:42:25,579 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:42:25,579 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:42:25,579 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:42:25,579 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:42:25,579 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:42:25,580 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:42:25,581 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:42:25,581 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:42:25,581 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:42:25,581 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:42:25,581 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:42:25,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:42:25,581 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:42:25,582 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:42:25,582 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:42:25,582 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:42:25,582 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:42:25,582 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:42:25,582 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_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-11-18 16:42:25,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:42:25,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:42:25,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:42:25,623 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:42:25,623 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:42:25,624 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 16:42:25,677 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/30f485a67/5dd70b21678248a88e5f77f545c012bb/FLAG71a4966df [2018-11-18 16:42:26,036 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:42:26,036 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 16:42:26,042 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/30f485a67/5dd70b21678248a88e5f77f545c012bb/FLAG71a4966df [2018-11-18 16:42:26,446 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/30f485a67/5dd70b21678248a88e5f77f545c012bb [2018-11-18 16:42:26,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:42:26,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:42:26,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:42:26,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:42:26,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:42:26,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323d36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26, skipping insertion in model container [2018-11-18 16:42:26,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:42:26,479 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:42:26,631 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:42:26,635 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:42:26,675 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:42:26,693 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:42:26,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26 WrapperNode [2018-11-18 16:42:26,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:42:26,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:42:26,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:42:26,695 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:42:26,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:42:26,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:42:26,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:42:26,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:42:26,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... [2018-11-18 16:42:26,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:42:26,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:42:26,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:42:26,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:42:26,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 16:42:26,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:42:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:42:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:42:26,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:42:26,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:42:27,768 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:42:27,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:42:27 BoogieIcfgContainer [2018-11-18 16:42:27,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:42:27,769 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:42:27,769 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:42:27,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:42:27,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:42:27" (1/1) ... [2018-11-18 16:42:27,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:42:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:42:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-11-18 16:42:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-11-18 16:42:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:42:27,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:42:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:42:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:42:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:42:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-18 16:42:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-18 16:42:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:42:27,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:42:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:42:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:42:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:42:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:42:28,067 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 16:42:28,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:42:28 ImpRootNode [2018-11-18 16:42:28,100 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:42:28,100 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:42:28,100 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:42:28,100 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:42:28,101 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:42:27" (3/4) ... [2018-11-18 16:42:28,104 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:42:28,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:42:28,105 INFO L168 Benchmark]: Toolchain (without parser) took 1656.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 958.5 MB in the beginning and 1.0 GB in the end (delta: -47.6 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,116 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:42:28,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.39 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 939.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,117 INFO L168 Benchmark]: Boogie Preprocessor took 29.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,118 INFO L168 Benchmark]: RCFGBuilder took 962.53 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,118 INFO L168 Benchmark]: CodeCheck took 330.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,123 INFO L168 Benchmark]: Witness Printer took 4.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:42:28,127 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 2 procedures, 76 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 132, overapproximation of bitwiseAnd at line 150, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 213. Possible FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L127-L140] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L221] double x = __VERIFIER_nondet_double(); [L223] COND TRUE x < -1.0 || x > 1.0 [L225] CALL, EXPR __ieee754_acos(x) [L143] double z, p, q, r, w, s, c, df; [L144] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L146] FCALL ieee_double_shape_type gh_u; [L147] FCALL gh_u.value = (x) [L148] EXPR, FCALL gh_u.parts.msw [L148] (hx) = gh_u.parts.msw [L149] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L151] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L166] COND TRUE ix < 0x3fe00000 [L167] COND TRUE ix <= 0x3c600000 [L168] RET return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L225] EXPR __ieee754_acos(x) [L225] double res = __ieee754_acos(x); [L228] CALL, EXPR isnan_double(res) [L213] RET return x != x; [L228] EXPR isnan_double(res) [L228] COND TRUE !isnan_double(res) [L229] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 244.39 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 939.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 962.53 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 330.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. 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 0.1.23-5842f4b [2018-11-18 16:42:29,877 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:42:29,878 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:42:29,887 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:42:29,887 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:42:29,888 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:42:29,889 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:42:29,890 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:42:29,891 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:42:29,892 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:42:29,893 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:42:29,893 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:42:29,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:42:29,894 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:42:29,895 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:42:29,895 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:42:29,896 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:42:29,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:42:29,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:42:29,900 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:42:29,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:42:29,901 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:42:29,903 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:42:29,903 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:42:29,903 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:42:29,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:42:29,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:42:29,905 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:42:29,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:42:29,906 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:42:29,907 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:42:29,907 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:42:29,907 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:42:29,908 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:42:29,908 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:42:29,909 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:42:29,909 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 16:42:29,919 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:42:29,919 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:42:29,919 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:42:29,920 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:42:29,920 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:42:29,920 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:42:29,920 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:42:29,921 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:42:29,922 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:42:29,922 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:42:29,922 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:42:29,922 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:42:29,922 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:42:29,922 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:42:29,922 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:42:29,923 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 16:42:29,923 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:42:29,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:42:29,924 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:42:29,924 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:42:29,924 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_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-11-18 16:42:29,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:42:29,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:42:29,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:42:29,969 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:42:29,969 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:42:29,969 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 16:42:30,018 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/c9ca1bfa3/c8250313d4f3443b8d6e256650da2a95/FLAG651367616 [2018-11-18 16:42:30,375 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:42:30,376 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 16:42:30,383 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/c9ca1bfa3/c8250313d4f3443b8d6e256650da2a95/FLAG651367616 [2018-11-18 16:42:30,393 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/bin-2019/ukojak/data/c9ca1bfa3/c8250313d4f3443b8d6e256650da2a95 [2018-11-18 16:42:30,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:42:30,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:42:30,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:42:30,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:42:30,400 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:42:30,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322c3eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30, skipping insertion in model container [2018-11-18 16:42:30,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:42:30,433 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:42:30,634 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:42:30,640 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:42:30,689 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:42:30,718 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:42:30,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30 WrapperNode [2018-11-18 16:42:30,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:42:30,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:42:30,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:42:30,720 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:42:30,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:42:30,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:42:30,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:42:30,764 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:42:30,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... [2018-11-18 16:42:30,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:42:30,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:42:30,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:42:30,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:42:30,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:42:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_510511a0-4b00-49a8-aa75-a292ce0baa7b/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 [2018-11-18 16:42:30,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 16:42:30,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 16:42:30,890 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 16:42:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 16:42:30,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:42:30,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:42:30,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:42:30,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:42:30,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:42:30,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:42:31,055 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:42:33,088 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:42:44,169 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:43:18,149 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:44:09,676 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:44:09,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:44:09 BoogieIcfgContainer [2018-11-18 16:44:09,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:44:09,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:44:09,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:44:09,684 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:44:09,684 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:44:09" (1/1) ... [2018-11-18 16:44:09,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-11-18 16:44:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-11-18 16:44:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:44:09,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:09,759 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:44:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:09,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:44:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-18 16:44:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-18 16:44:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:44:09,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:09,827 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:44:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:09,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:44:10,039 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:10,043 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:10,048 INFO L477 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 44 treesize of output 54 [2018-11-18 16:44:10,244 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2018-11-18 16:44:10,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 27 treesize of output 21 [2018-11-18 16:44:10,256 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,285 INFO L477 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 [2018-11-18 16:44:10,290 INFO L477 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 [2018-11-18 16:44:10,291 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,292 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,299 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,363 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:10,364 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:10,365 INFO L477 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 45 treesize of output 55 [2018-11-18 16:44:10,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 27 treesize of output 21 [2018-11-18 16:44:10,427 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,442 INFO L477 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 [2018-11-18 16:44:10,450 INFO L477 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 [2018-11-18 16:44:10,450 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,452 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,458 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:10,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 16:44:10,480 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:90, output treesize:34 [2018-11-18 16:44:15,012 WARN L180 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 29 [2018-11-18 16:44:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:19,921 WARN L180 SmtUtils]: Spent 4.62 s on a formula simplification that was a NOOP. DAG size: 30 [2018-11-18 16:44:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:26,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-18 16:44:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-18 16:44:26,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 16:44:26,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:26,849 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:44:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:26,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:44:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2018-11-18 16:44:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2018-11-18 16:44:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 16:44:26,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:26,877 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 16:44:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:30,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:44:30,305 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:30,306 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:30,307 INFO L477 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 47 treesize of output 57 [2018-11-18 16:44:30,386 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:30,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-11-18 16:44:30,390 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,412 INFO L477 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 24 treesize of output 18 [2018-11-18 16:44:30,417 INFO L477 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 18 treesize of output 4 [2018-11-18 16:44:30,418 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,421 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,431 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,437 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:30,437 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:44:30,438 INFO L477 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 58 [2018-11-18 16:44:30,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 27 treesize of output 21 [2018-11-18 16:44:30,509 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,542 INFO L477 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 [2018-11-18 16:44:30,549 INFO L477 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 [2018-11-18 16:44:30,549 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,551 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,562 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:44:30,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 16:44:30,595 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:96, output treesize:40 [2018-11-18 16:44:42,811 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-18 16:44:42,812 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:845) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-11-18 16:44:42,815 INFO L168 Benchmark]: Toolchain (without parser) took 132418.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 946.5 MB in the beginning and 937.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 162.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:42,815 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:44:42,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.89 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 925.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:42,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.24 ms. Allocated memory is still 1.0 GB. Free memory is still 925.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:44:42,816 INFO L168 Benchmark]: Boogie Preprocessor took 89.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 925.0 MB in the beginning and 1.1 GB in the end (delta: -216.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:42,817 INFO L168 Benchmark]: RCFGBuilder took 98823.25 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:42,817 INFO L168 Benchmark]: CodeCheck took 33136.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 937.8 MB in the end (delta: 128.2 MB). Peak memory consumption was 128.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:42,820 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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.89 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 925.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.24 ms. Allocated memory is still 1.0 GB. Free memory is still 925.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 925.0 MB in the beginning and 1.1 GB in the end (delta: -216.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 98823.25 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. * CodeCheck took 33136.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 937.8 MB in the end (delta: 128.2 MB). Peak memory consumption was 128.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...