./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c --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_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/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 20183bacfea343fcbafe493366fbda56f082cdb8 ............................................................................................................................................................................................................. 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_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/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 20183bacfea343fcbafe493366fbda56f082cdb8 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:18:37,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:18:37,956 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:18:37,962 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:18:37,963 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:18:37,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:18:37,964 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:18:37,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:18:37,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:18:37,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:18:37,968 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:18:37,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:18:37,968 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:18:37,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:18:37,970 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:18:37,971 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:18:37,971 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:18:37,972 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:18:37,974 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:18:37,975 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:18:37,975 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:18:37,976 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:18:37,978 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:18:37,978 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:18:37,978 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:18:37,979 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:18:37,980 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:18:37,980 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:18:37,981 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:18:37,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:18:37,982 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:18:37,982 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:18:37,982 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:18:37,982 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:18:37,983 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:18:37,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:18:37,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 09:18:37,994 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:18:37,994 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:18:37,994 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:18:37,995 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:18:37,995 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:18:37,995 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:18:37,995 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:18:37,996 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:18:37,997 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:18:37,997 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:18:37,997 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:18:37,997 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:18:37,997 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:18:37,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:18:37,997 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:18:37,997 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:18:37,998 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:18:37,998 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 09:18:37,998 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:18:37,998 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:18:37,998 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_b97ffb71-de46-47f2-bf87-43fd486d85d8/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 -> 20183bacfea343fcbafe493366fbda56f082cdb8 [2018-11-10 09:18:38,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:18:38,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:18:38,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:18:38,030 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:18:38,030 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:18:38,031 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-11-10 09:18:38,066 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/ff2f8eb24/249527a46cd64293b4ac5dd937389aa0/FLAG5d2872ed7 [2018-11-10 09:18:38,466 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:18:38,467 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-11-10 09:18:38,471 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/ff2f8eb24/249527a46cd64293b4ac5dd937389aa0/FLAG5d2872ed7 [2018-11-10 09:18:38,482 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/ff2f8eb24/249527a46cd64293b4ac5dd937389aa0 [2018-11-10 09:18:38,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:18:38,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:18:38,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:38,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:18:38,488 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:18:38,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4104a14a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38, skipping insertion in model container [2018-11-10 09:18:38,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:18:38,510 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:18:38,611 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:38,614 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:18:38,624 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:38,633 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:18:38,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38 WrapperNode [2018-11-10 09:18:38,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:38,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:38,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:18:38,634 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:18:38,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:38,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:18:38,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:18:38,654 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:18:38,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:18:38,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:18:38,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:18:38,666 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:18:38,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:18:38,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:18:38,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:18:38,866 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:18:38,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:38 BoogieIcfgContainer [2018-11-10 09:18:38,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:18:38,867 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:18:38,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:18:38,875 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:18:38,875 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:38" (1/1) ... [2018-11-10 09:18:38,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:18:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 09:18:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 09:18:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 09:18:38,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:18:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:39,013 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 09:18:39,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 09:18:39 ImpRootNode [2018-11-10 09:18:39,025 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 09:18:39,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:18:39,026 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:18:39,026 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:18:39,026 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:38" (3/4) ... [2018-11-10 09:18:39,029 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 09:18:39,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:18:39,029 INFO L168 Benchmark]: Toolchain (without parser) took 544.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:39,031 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:39,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:39,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.11 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:39,033 INFO L168 Benchmark]: Boogie Preprocessor took 11.13 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:39,033 INFO L168 Benchmark]: RCFGBuilder took 201.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:39,034 INFO L168 Benchmark]: CodeCheck took 158.41 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:39,035 INFO L168 Benchmark]: Witness Printer took 3.15 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:39,041 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 15 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 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, 5 NumberOfCodeBlocks, 5 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: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 26, overapproximation of to_real at line 29, overapproximation of someBinaryArithmeticDOUBLEoperation at line 32. Possible FailurePath: [L17] double E0, E1, S; [L18] int i; [L20] E1 = 0 [L21] S = 0 [L23] i = 0 [L23] COND TRUE i <= 1000000 [L25] E0 = __VERIFIER_nondet_double() [L28] COND TRUE __VERIFIER_nondet_int() [L29] S = 0 [L34] E1 = E0 [L36] CALL __VERIFIER_assert(S >= -10000. && S <= 10000.) [L12] COND TRUE !(cond) [L12] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 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 20.11 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.13 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 201.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 158.41 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.15 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:18:40,461 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:18:40,462 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:18:40,468 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:18:40,468 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:18:40,469 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:18:40,469 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:18:40,470 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:18:40,471 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:18:40,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:18:40,472 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:18:40,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:18:40,473 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:18:40,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:18:40,474 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:18:40,475 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:18:40,475 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:18:40,476 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:18:40,478 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:18:40,478 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:18:40,479 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:18:40,480 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:18:40,482 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:18:40,482 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:18:40,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:18:40,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:18:40,483 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:18:40,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:18:40,484 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:18:40,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:18:40,485 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:18:40,485 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:18:40,486 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:18:40,486 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:18:40,486 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:18:40,487 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:18:40,487 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 09:18:40,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:18:40,497 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:18:40,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:18:40,498 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:18:40,498 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:18:40,498 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:18:40,498 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:18:40,499 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:18:40,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:18:40,500 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:18:40,500 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:18:40,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:18:40,501 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:18:40,502 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:18:40,502 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:18:40,502 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_b97ffb71-de46-47f2-bf87-43fd486d85d8/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 -> 20183bacfea343fcbafe493366fbda56f082cdb8 [2018-11-10 09:18:40,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:18:40,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:18:40,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:18:40,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:18:40,545 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:18:40,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-11-10 09:18:40,595 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/91fe58e6b/85cab205e3944a369458b0d3142bb7a8/FLAG66a74ddf1 [2018-11-10 09:18:40,911 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:18:40,912 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-11-10 09:18:40,916 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/91fe58e6b/85cab205e3944a369458b0d3142bb7a8/FLAG66a74ddf1 [2018-11-10 09:18:40,924 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/data/91fe58e6b/85cab205e3944a369458b0d3142bb7a8 [2018-11-10 09:18:40,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:18:40,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:18:40,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:40,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:18:40,929 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:18:40,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:40" (1/1) ... [2018-11-10 09:18:40,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248f829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:40, skipping insertion in model container [2018-11-10 09:18:40,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:40" (1/1) ... [2018-11-10 09:18:40,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:18:40,953 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:18:41,072 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:41,076 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:18:41,089 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:41,098 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:18:41,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41 WrapperNode [2018-11-10 09:18:41,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:41,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:41,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:18:41,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:18:41,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:41,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:18:41,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:18:41,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:18:41,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... [2018-11-10 09:18:41,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:18:41,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:18:41,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:18:41,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:18:41,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b97ffb71-de46-47f2-bf87-43fd486d85d8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:18:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:18:41,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:19:00,985 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:19:00,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:19:00 BoogieIcfgContainer [2018-11-10 09:19:00,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:19:00,987 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:19:00,987 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:19:00,995 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:19:00,996 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:19:00" (1/1) ... [2018-11-10 09:19:01,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:19:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:19:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 09:19:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 09:19:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 09:19:01,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:19:01,068 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 09:19:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:19:02,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:19:02,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:19:09,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:19:09,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-11-10 09:19:09,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-11-10 09:19:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 09:19:09,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:19:09,670 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 09:19:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 09:19:19,925 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:19:19,927 INFO L168 Benchmark]: Toolchain (without parser) took 39001.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -114.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:19:19,929 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:19:19,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:19:19,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.31 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 933.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:19:19,931 INFO L168 Benchmark]: Boogie Preprocessor took 18.45 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:19:19,931 INFO L168 Benchmark]: RCFGBuilder took 19846.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:19:19,932 INFO L168 Benchmark]: CodeCheck took 18940.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:19:19,934 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 0.14 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 171.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 939.8 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 21.31 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 933.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.45 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 19846.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * CodeCheck took 18940.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...