./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.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_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/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 57828c11c74ba018eaf70a217208a01187285749 ............................................................................................................................................................................................................ 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_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/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 57828c11c74ba018eaf70a217208a01187285749 ........................................................................................................................................................................................... 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 [2018-10-26 20:29:49,531 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:29:49,533 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:29:49,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:29:49,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:29:49,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:29:49,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:29:49,550 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:29:49,551 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:29:49,552 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:29:49,553 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:29:49,553 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:29:49,554 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:29:49,555 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:29:49,556 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:29:49,557 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:29:49,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:29:49,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:29:49,562 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:29:49,564 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:29:49,565 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:29:49,566 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:29:49,569 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:29:49,569 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:29:49,569 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:29:49,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:29:49,571 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:29:49,572 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:29:49,574 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:29:49,575 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:29:49,575 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:29:49,576 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:29:49,576 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:29:49,577 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:29:49,578 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:29:49,579 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:29:49,579 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:29:49,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:29:49,594 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:29:49,594 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:29:49,595 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:29:49,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:29:49,595 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:29:49,595 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:29:49,596 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:29:49,596 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:29:49,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:29:49,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:29:49,596 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:29:49,601 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:29:49,601 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:29:49,602 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:29:49,602 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:29:49,602 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:29:49,602 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:29:49,602 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:29:49,603 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:29:49,603 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:29:49,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:29:49,603 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:29:49,603 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:29:49,603 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:29:49,604 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:29:49,604 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:29:49,604 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:29:49,604 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_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/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 -> 57828c11c74ba018eaf70a217208a01187285749 [2018-10-26 20:29:49,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:29:49,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:29:49,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:29:49,672 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:29:49,672 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:29:49,673 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i [2018-10-26 20:29:49,731 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/9f7972468/1fdd39262b6a4b278656c59c4646a492/FLAGb3aa0c98d [2018-10-26 20:29:50,160 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:29:50,161 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i [2018-10-26 20:29:50,166 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/9f7972468/1fdd39262b6a4b278656c59c4646a492/FLAGb3aa0c98d [2018-10-26 20:29:50,179 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/9f7972468/1fdd39262b6a4b278656c59c4646a492 [2018-10-26 20:29:50,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:29:50,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:29:50,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:29:50,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:29:50,195 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:29:50,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed836bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50, skipping insertion in model container [2018-10-26 20:29:50,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:29:50,232 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:29:50,419 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:29:50,423 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:29:50,440 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:29:50,454 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:29:50,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50 WrapperNode [2018-10-26 20:29:50,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:29:50,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:29:50,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:29:50,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:29:50,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:29:50,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:29:50,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:29:50,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:29:50,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:29:50,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:29:50,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:29:50,508 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:29:50,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:29:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:29:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:29:50,846 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:29:50,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:50 BoogieIcfgContainer [2018-10-26 20:29:50,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:29:50,847 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:29:50,847 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:29:50,860 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:29:50,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:50" (1/1) ... [2018-10-26 20:29:50,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:29:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:29:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 20:29:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 20:29:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 20:29:50,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:29:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:29:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:29:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:29:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:29:51,056 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 20:29:51,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:29:51 ImpRootNode [2018-10-26 20:29:51,077 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:29:51,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:29:51,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:29:51,078 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:29:51,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:50" (3/4) ... [2018-10-26 20:29:51,083 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:29:51,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:29:51,084 INFO L168 Benchmark]: Toolchain (without parser) took 900.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:51,085 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:51,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.94 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:51,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.53 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:51,088 INFO L168 Benchmark]: Boogie Preprocessor took 18.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:51,088 INFO L168 Benchmark]: RCFGBuilder took 338.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:51,089 INFO L168 Benchmark]: CodeCheck took 230.44 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: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:51,090 INFO L168 Benchmark]: Witness Printer took 4.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:51,093 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, 9 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 15]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 12. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11-L12] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L14] COND TRUE !(result >= 0.0f && result < 1.39843f) [L15] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 269.94 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 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 33.53 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 338.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * CodeCheck took 230.44 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: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:29:53,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:29:53,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:29:53,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:29:53,401 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:29:53,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:29:53,403 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:29:53,405 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:29:53,406 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:29:53,407 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:29:53,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:29:53,409 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:29:53,410 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:29:53,411 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:29:53,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:29:53,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:29:53,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:29:53,416 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:29:53,418 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:29:53,420 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:29:53,421 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:29:53,422 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:29:53,425 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:29:53,425 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:29:53,425 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:29:53,426 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:29:53,427 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:29:53,428 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:29:53,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:29:53,431 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:29:53,431 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:29:53,432 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:29:53,432 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:29:53,432 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:29:53,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:29:53,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:29:53,435 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:29:53,450 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:29:53,450 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:29:53,451 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:29:53,451 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:29:53,452 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:29:53,452 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:29:53,452 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:29:53,452 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:29:53,453 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:29:53,454 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:29:53,454 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:29:53,454 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:29:53,454 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:29:53,454 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:29:53,455 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:29:53,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:29:53,455 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:29:53,455 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:29:53,455 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:29:53,456 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:29:53,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:29:53,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:29:53,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:29:53,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:29:53,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:29:53,459 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:29:53,459 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:29:53,459 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:29:53,459 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:29:53,459 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:29:53,460 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:29:53,460 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_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/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 -> 57828c11c74ba018eaf70a217208a01187285749 [2018-10-26 20:29:53,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:29:53,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:29:53,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:29:53,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:29:53,520 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:29:53,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i [2018-10-26 20:29:53,575 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/4aed0a4fe/5d089434fe5e4056bbd3bfab7f548d0e/FLAG2af64f2a0 [2018-10-26 20:29:53,978 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:29:53,979 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/sv-benchmarks/c/floats-cdfpl/square_3_false-unreach-call_true-termination.i [2018-10-26 20:29:53,989 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/4aed0a4fe/5d089434fe5e4056bbd3bfab7f548d0e/FLAG2af64f2a0 [2018-10-26 20:29:54,003 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/data/4aed0a4fe/5d089434fe5e4056bbd3bfab7f548d0e [2018-10-26 20:29:54,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:29:54,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:29:54,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:29:54,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:29:54,014 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:29:54,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57651c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54, skipping insertion in model container [2018-10-26 20:29:54,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:29:54,050 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:29:54,220 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:29:54,227 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:29:54,245 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:29:54,265 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:29:54,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54 WrapperNode [2018-10-26 20:29:54,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:29:54,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:29:54,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:29:54,267 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:29:54,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:29:54,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:29:54,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:29:54,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:29:54,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... [2018-10-26 20:29:54,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:29:54,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:29:54,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:29:54,343 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:29:54,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:29:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c85c1de-b1ea-4a27-97d8-6a4899c18fd7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:29:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:29:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:30:24,869 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:30:24,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:30:24 BoogieIcfgContainer [2018-10-26 20:30:24,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:30:24,871 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:30:24,871 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:30:24,884 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:30:24,885 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:30:24" (1/1) ... [2018-10-26 20:30:24,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:24,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:30:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 20:30:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 20:30:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 20:30:24,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:30:24,992 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 20:30:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 20:30:35,323 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) [2018-10-26 20:30:35,327 INFO L168 Benchmark]: Toolchain (without parser) took 41319.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:30:35,331 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:30:35,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.30 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 942.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:30:35,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.74 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:30:35,335 INFO L168 Benchmark]: Boogie Preprocessor took 34.28 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:30:35,335 INFO L168 Benchmark]: RCFGBuilder took 30527.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:30:35,336 INFO L168 Benchmark]: CodeCheck took 10454.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:30:35,342 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 0.23 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 256.30 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 942.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.74 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.28 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 30527.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * CodeCheck took 10454.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...