./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 31c3052be2913cd69946306af2da1abd9d17ce0b ............................................................................................................................................................................................................................................... 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_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 31c3052be2913cd69946306af2da1abd9d17ce0b .................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:03:27,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:03:27,778 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:03:27,786 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:03:27,786 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:03:27,787 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:03:27,787 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:03:27,789 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:03:27,790 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:03:27,790 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:03:27,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:03:27,791 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:03:27,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:03:27,792 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:03:27,793 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:03:27,794 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:03:27,794 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:03:27,796 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:03:27,797 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:03:27,798 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:03:27,799 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:03:27,799 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:03:27,801 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:03:27,801 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:03:27,801 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:03:27,802 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:03:27,803 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:03:27,803 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:03:27,804 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:03:27,804 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:03:27,805 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:03:27,805 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:03:27,805 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:03:27,805 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:03:27,806 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:03:27,806 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:03:27,806 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:03:27,816 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:03:27,816 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:03:27,817 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:03:27,817 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:03:27,817 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:03:27,817 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:03:27,817 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:03:27,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:03:27,819 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:03:27,819 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:03:27,819 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:03:27,819 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:03:27,820 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:03:27,820 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:03:27,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:03:27,820 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_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 -> 31c3052be2913cd69946306af2da1abd9d17ce0b [2018-11-10 07:03:27,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:03:27,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:03:27,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:03:27,852 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:03:27,852 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:03:27,853 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i [2018-11-10 07:03:27,888 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/46bc6c4aa/19efb1a212a5477bb30ec36ea7747718/FLAG4342ac7e6 [2018-11-10 07:03:28,281 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:03:28,281 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i [2018-11-10 07:03:28,285 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/46bc6c4aa/19efb1a212a5477bb30ec36ea7747718/FLAG4342ac7e6 [2018-11-10 07:03:28,295 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/46bc6c4aa/19efb1a212a5477bb30ec36ea7747718 [2018-11-10 07:03:28,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:03:28,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:03:28,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:03:28,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:03:28,301 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:03:28,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28, skipping insertion in model container [2018-11-10 07:03:28,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:03:28,322 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:03:28,423 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:03:28,425 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:03:28,437 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:03:28,445 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:03:28,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28 WrapperNode [2018-11-10 07:03:28,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:03:28,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:03:28,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:03:28,446 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:03:28,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:03:28,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:03:28,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:03:28,464 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:03:28,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:03:28,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:03:28,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:03:28,475 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:03:28,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 [2018-11-10 07:03:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:03:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:03:28,671 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:03:28,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:03:28 BoogieIcfgContainer [2018-11-10 07:03:28,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:03:28,673 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:03:28,673 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:03:28,679 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:03:28,679 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:03:28" (1/1) ... [2018-11-10 07:03:28,686 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:03:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:03:28,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 07:03:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 07:03:28,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 07:03:28,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:03:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:03:28,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:03:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:03:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-11-10 07:03:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2018-11-10 07:03:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 07:03:28,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:03:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:03:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:03:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:03:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:03:28,841 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:03:28,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:03:28 ImpRootNode [2018-11-10 07:03:28,863 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:03:28,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:03:28,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:03:28,863 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:03:28,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:03:28" (3/4) ... [2018-11-10 07:03:28,867 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:03:28,867 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:03:28,867 INFO L168 Benchmark]: Toolchain (without parser) took 569.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:03:28,869 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:03:28,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 146.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:28,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.22 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:28,871 INFO L168 Benchmark]: Boogie Preprocessor took 10.86 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:03:28,871 INFO L168 Benchmark]: RCFGBuilder took 196.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:28,872 INFO L168 Benchmark]: CodeCheck took 190.10 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: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:28,873 INFO L168 Benchmark]: Witness Printer took 3.97 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:28,876 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 15 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 32 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, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 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: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 41, overapproximation of someBinaryArithmeticFLOAToperation at line 24. Possible FailurePath: [L6] float pi = 3.14159 ; [L12] float x = __VERIFIER_nondet_float() ; [L13] float octant = pi/3 ; [L15] float oddExp = x ; [L16] float evenExp = 1.0 ; [L17] float term = x ; [L18] unsigned int count = 2 ; [L19] int multFactor = 0 ; [L20] int temp ; VAL [pi=314159/100000] [L22] COND TRUE 1 [L24] term = term * (x/count) [L25] COND FALSE, EXPR !((count>>1 % 2 == 0) ? 1 : -1) [L25] multFactor = (count>>1 % 2 == 0) ? 1 : -1 [L27] evenExp = evenExp + multFactor*term [L29] count++ [L31] term = term * (x/count) [L33] oddExp = oddExp + multFactor*term [L35] count++ [L37] temp = __VERIFIER_nondet_int() [L38] COND TRUE temp == 0 VAL [pi=314159/100000] [L41] CALL __VERIFIER_assert( oddExp >= evenExp ) [L3] COND TRUE !(cond) VAL [pi=314159/100000] [L3] __VERIFIER_error() VAL [pi=314159/100000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 146.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.22 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.86 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 196.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 190.10 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: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.97 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: 3.3 MB). Peak memory consumption was 3.3 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 0.1.23-1dbac8b [2018-11-10 07:03:30,309 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:03:30,311 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:03:30,319 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:03:30,319 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:03:30,320 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:03:30,321 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:03:30,322 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:03:30,323 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:03:30,323 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:03:30,324 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:03:30,324 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:03:30,326 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:03:30,326 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:03:30,327 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:03:30,328 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:03:30,328 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:03:30,329 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:03:30,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:03:30,332 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:03:30,333 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:03:30,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:03:30,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:03:30,336 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:03:30,336 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:03:30,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:03:30,338 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:03:30,339 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:03:30,339 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:03:30,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:03:30,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:03:30,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:03:30,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:03:30,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:03:30,341 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:03:30,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:03:30,342 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:03:30,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:03:30,354 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:03:30,354 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:03:30,354 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:03:30,355 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:03:30,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:03:30,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:03:30,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:03:30,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:03:30,357 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:03:30,357 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:03:30,357 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:03:30,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:03:30,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:03:30,357 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:03:30,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:03:30,358 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:03:30,358 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_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 -> 31c3052be2913cd69946306af2da1abd9d17ce0b [2018-11-10 07:03:30,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:03:30,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:03:30,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:03:30,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:03:30,399 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:03:30,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/../../sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i [2018-11-10 07:03:30,448 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/c2e4b2473/2fd6541e40bb4829a8498c0d8242016f/FLAG32c16dab0 [2018-11-10 07:03:30,779 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:03:30,779 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/sv-benchmarks/c/loop-floats-scientific-comp/loop2_true-unreach-call.c.i [2018-11-10 07:03:30,783 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/c2e4b2473/2fd6541e40bb4829a8498c0d8242016f/FLAG32c16dab0 [2018-11-10 07:03:30,792 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/bin-2019/ukojak/data/c2e4b2473/2fd6541e40bb4829a8498c0d8242016f [2018-11-10 07:03:30,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:03:30,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:03:30,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:03:30,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:03:30,799 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:03:30,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:30,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ff5fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30, skipping insertion in model container [2018-11-10 07:03:30,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:30,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:03:30,826 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:03:30,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:03:30,964 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:03:30,978 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:03:30,987 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:03:30,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30 WrapperNode [2018-11-10 07:03:30,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:03:30,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:03:30,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:03:30,988 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:03:30,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:30,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:03:31,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:03:31,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:03:31,010 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:03:31,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... [2018-11-10 07:03:31,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:03:31,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:03:31,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:03:31,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:03:31,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:03:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25f515f2-7fff-4b0a-8e0f-3149892b6d8c/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 [2018-11-10 07:03:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:03:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:04:00,708 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:04:00,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:04:00 BoogieIcfgContainer [2018-11-10 07:04:00,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:04:00,709 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:04:00,709 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:04:00,718 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:04:00,719 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:04:00" (1/1) ... [2018-11-10 07:04:00,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:04:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:04:00,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-11-10 07:04:00,746 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-11-10 07:04:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 07:04:00,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:04:00,780 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:04:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:04:00,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:04:00,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:04:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:04:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-11-10 07:04:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2018-11-10 07:04:00,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 07:04:00,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:04:00,817 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 07:04:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 07:04:12,054 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) 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) [2018-11-10 07:04:12,057 INFO L168 Benchmark]: Toolchain (without parser) took 41262.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -146.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:04:12,058 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:04:12,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:04:12,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.02 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:04:12,060 INFO L168 Benchmark]: Boogie Preprocessor took 14.21 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:04:12,061 INFO L168 Benchmark]: RCFGBuilder took 29684.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:04:12,061 INFO L168 Benchmark]: CodeCheck took 11346.79 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:04:12,063 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.02 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.21 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 29684.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * CodeCheck took 11346.79 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...