./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/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 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 ..................................................................................................................................................................................................................................................... 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_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/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 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:05:22,474 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:05:22,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:05:22,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:05:22,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:05:22,483 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:05:22,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:05:22,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:05:22,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:05:22,487 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:05:22,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:05:22,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:05:22,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:05:22,489 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:05:22,490 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:05:22,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:05:22,491 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:05:22,492 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:05:22,494 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:05:22,495 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:05:22,496 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:05:22,496 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:05:22,498 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:05:22,498 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:05:22,498 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:05:22,499 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:05:22,500 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:05:22,500 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:05:22,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:05:22,501 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:05:22,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:05:22,502 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:05:22,502 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:05:22,502 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:05:22,503 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:05:22,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:05:22,504 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:05:22,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:05:22,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:05:22,514 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:05:22,514 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:05:22,515 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:05:22,515 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:05:22,515 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:05:22,515 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:05:22,516 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:05:22,517 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:05:22,517 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:05:22,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:05:22,518 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:05:22,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:05:22,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:05:22,518 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:05:22,518 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:05:22,518 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:05:22,518 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_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/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 -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-11-18 10:05:22,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:05:22,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:05:22,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:05:22,552 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:05:22,552 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:05:22,553 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-18 10:05:22,588 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/377398fd6/76b3622efdaa4ee683299f4b9e6dea63/FLAGf35cce8d2 [2018-11-18 10:05:22,927 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:05:22,928 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-18 10:05:22,933 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/377398fd6/76b3622efdaa4ee683299f4b9e6dea63/FLAGf35cce8d2 [2018-11-18 10:05:23,347 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/377398fd6/76b3622efdaa4ee683299f4b9e6dea63 [2018-11-18 10:05:23,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:05:23,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:05:23,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:05:23,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:05:23,353 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:05:23,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e2923f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23, skipping insertion in model container [2018-11-18 10:05:23,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:05:23,377 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:05:23,483 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:05:23,486 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:05:23,498 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:05:23,506 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:05:23,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23 WrapperNode [2018-11-18 10:05:23,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:05:23,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:05:23,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:05:23,507 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:05:23,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:05:23,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:05:23,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:05:23,528 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:05:23,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:05:23,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:05:23,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:05:23,543 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:05:23,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:05:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-11-18 10:05:23,635 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-11-18 10:05:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:05:23,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:05:23,769 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:05:23,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:05:23 BoogieIcfgContainer [2018-11-18 10:05:23,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:05:23,770 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:05:23,770 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:05:23,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:05:23,779 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:05:23" (1/1) ... [2018-11-18 10:05:23,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:05:23,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:05:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-18 10:05:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-18 10:05:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 10:05:23,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:05:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:05:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:05:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:05:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:05:23,923 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 10:05:23,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:05:23 ImpRootNode [2018-11-18 10:05:23,942 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:05:23,942 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:05:23,942 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:05:23,942 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:05:23,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:05:23" (3/4) ... [2018-11-18 10:05:23,945 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:05:23,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:05:23,945 INFO L168 Benchmark]: Toolchain (without parser) took 595.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:23,946 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:23,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.79 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:23,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:23,948 INFO L168 Benchmark]: Boogie Preprocessor took 15.00 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:23,948 INFO L168 Benchmark]: RCFGBuilder took 226.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:23,949 INFO L168 Benchmark]: CodeCheck took 171.55 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:23,949 INFO L168 Benchmark]: Witness Printer took 2.90 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. [2018-11-18 10:05:23,953 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 20 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, 13 NumberOfCodeBlocks, 13 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of to_real at line 10, overapproximation of someBinaryArithmeticDOUBLEoperation at line 39. Possible FailurePath: [L10] static NUM yn = 0; [L12] NUM ui = 0; [L22] NUM yi, yc; [L23] NUM K; [L24] NUM T; [L25] NUM taui; [L26] NUM taud; [L27] NUM ei, sumej, epi; [L28] int i; [L29] T = 1 [L30] taui = 1 [L31] taud = 1 [L32] K = .5 [L33] yc = .5 [L34] CALL, EXPR y(0) VAL [\old(i)=0, \old(yn)=0, yn=0] [L16] yn += ui [L17] RET return yn; [L34] EXPR y(0) VAL [yn=2] [L34] yi = y(0) [L35] epi = yc-yi [L36] sumej = epi [L37] i=0 VAL [yn=2] [L37] COND TRUE i<120 VAL [yn=2] [L38] CALL, EXPR y(i) VAL [\old(i)=0, \old(yn)=2, yn=2] [L16] yn += ui [L17] RET return yn; [L38] EXPR y(i) VAL [yn=3] [L38] yi = y(i) [L39] ei = yc-yi [L40] sumej = sumej+ei [L41] ui = K*(ei+sumej*T/taui+taud/T*(ei-epi)) [L42] epi = ei [L44] CALL __VERIFIER_assert(epi >= -1. && epi <= 1.) [L6] COND TRUE !(cond) VAL [yn=3] [L6] __VERIFIER_error() VAL [yn=3] * 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.79 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 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 20.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.00 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 226.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * CodeCheck took 171.55 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.90 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 0.1.23-5842f4b [2018-11-18 10:05:25,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:05:25,375 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:05:25,383 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:05:25,383 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:05:25,384 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:05:25,384 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:05:25,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:05:25,387 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:05:25,387 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:05:25,388 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:05:25,388 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:05:25,389 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:05:25,389 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:05:25,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:05:25,391 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:05:25,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:05:25,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:05:25,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:05:25,395 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:05:25,396 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:05:25,396 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:05:25,398 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:05:25,398 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:05:25,398 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:05:25,399 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:05:25,400 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:05:25,400 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:05:25,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:05:25,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:05:25,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:05:25,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:05:25,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:05:25,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:05:25,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:05:25,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:05:25,404 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 10:05:25,414 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:05:25,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:05:25,415 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:05:25,415 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:05:25,416 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:05:25,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:05:25,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:05:25,416 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:05:25,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:05:25,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:05:25,417 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:05:25,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:05:25,418 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:05:25,418 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:05:25,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:05:25,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:05:25,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:05:25,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:05:25,419 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:05:25,420 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_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/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 -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-11-18 10:05:25,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:05:25,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:05:25,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:05:25,457 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:05:25,457 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:05:25,458 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-18 10:05:25,493 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/5b010c130/0b46fbbc982445fe9518e2ce701878d2/FLAGea8c0d670 [2018-11-18 10:05:25,890 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:05:25,891 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-18 10:05:25,894 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/5b010c130/0b46fbbc982445fe9518e2ce701878d2/FLAGea8c0d670 [2018-11-18 10:05:25,904 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/data/5b010c130/0b46fbbc982445fe9518e2ce701878d2 [2018-11-18 10:05:25,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:05:25,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:05:25,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:05:25,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:05:25,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:05:25,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:05:25" (1/1) ... [2018-11-18 10:05:25,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5b7b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:25, skipping insertion in model container [2018-11-18 10:05:25,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:05:25" (1/1) ... [2018-11-18 10:05:25,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:05:25,933 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:05:26,048 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:05:26,052 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:05:26,066 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:05:26,075 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:05:26,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26 WrapperNode [2018-11-18 10:05:26,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:05:26,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:05:26,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:05:26,076 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:05:26,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:05:26,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:05:26,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:05:26,098 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:05:26,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... [2018-11-18 10:05:26,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:05:26,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:05:26,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:05:26,116 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:05:26,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:05:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec9f1f76-dffc-4165-a2dd-b2d418f7adb8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:05:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-11-18 10:05:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-11-18 10:05:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:05:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:05:37,247 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:05:37,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:05:37 BoogieIcfgContainer [2018-11-18 10:05:37,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:05:37,248 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:05:37,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:05:37,256 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:05:37,256 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:05:37" (1/1) ... [2018-11-18 10:05:37,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:05:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:05:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-18 10:05:37,291 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-18 10:05:37,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 10:05:37,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:05:37,336 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 10:05:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 10:05:50,019 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:505) 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) [2018-11-18 10:05:50,021 INFO L168 Benchmark]: Toolchain (without parser) took 24114.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:50,023 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-18 10:05:50,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:50,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:50,024 INFO L168 Benchmark]: Boogie Preprocessor took 17.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:05:50,025 INFO L168 Benchmark]: RCFGBuilder took 11132.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:50,025 INFO L168 Benchmark]: CodeCheck took 12772.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:05:50,027 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 167.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11132.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 12772.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...