./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_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/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_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/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_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/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_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/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 [2018-10-26 21:39:00,203 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:39:00,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:39:00,215 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:39:00,215 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:39:00,216 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:39:00,217 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:39:00,220 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:39:00,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:39:00,222 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:39:00,223 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:39:00,223 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:39:00,224 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:39:00,225 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:39:00,226 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:39:00,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:39:00,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:39:00,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:39:00,232 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:39:00,233 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:39:00,234 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:39:00,235 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:39:00,237 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:39:00,238 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:39:00,238 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:39:00,239 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:39:00,240 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:39:00,241 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:39:00,242 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:39:00,243 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:39:00,243 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:39:00,244 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:39:00,244 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:39:00,245 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:39:00,245 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:39:00,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:39:00,247 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:39:00,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:39:00,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:39:00,261 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:39:00,261 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:39:00,261 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:39:00,262 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:39:00,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:39:00,262 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:39:00,263 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:39:00,263 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:39:00,263 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:39:00,263 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:39:00,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:39:00,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:39:00,264 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:39:00,264 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:39:00,264 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:39:00,264 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:39:00,265 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:39:00,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:39:00,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:39:00,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:39:00,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:39:00,265 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:39:00,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:39:00,266 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:39:00,266 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:39:00,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:39:00,268 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_3cf47a66-b794-4c1b-b333-931b70e3345a/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 [2018-10-26 21:39:00,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:39:00,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:39:00,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:39:00,314 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:39:00,315 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:39:00,315 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-10-26 21:39:00,370 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/950de3f93/4d044591168648ed9ea05d9f9923f6e2/FLAG57b4c08c3 [2018-10-26 21:39:00,750 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:39:00,751 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-10-26 21:39:00,756 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/950de3f93/4d044591168648ed9ea05d9f9923f6e2/FLAG57b4c08c3 [2018-10-26 21:39:00,772 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/950de3f93/4d044591168648ed9ea05d9f9923f6e2 [2018-10-26 21:39:00,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:39:00,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:39:00,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:39:00,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:39:00,791 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:39:00,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:00,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c88960a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00, skipping insertion in model container [2018-10-26 21:39:00,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:00,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:39:00,824 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:39:00,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:39:00,964 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:39:00,980 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:39:00,993 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:39:00,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00 WrapperNode [2018-10-26 21:39:00,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:39:00,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:39:00,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:39:00,995 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:39:01,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:39:01,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:39:01,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:39:01,029 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:39:01,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... [2018-10-26 21:39:01,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:39:01,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:39:01,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:39:01,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:39:01,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:39:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:39:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:39:01,758 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:39:01,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:39:01 BoogieIcfgContainer [2018-10-26 21:39:01,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:39:01,759 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:39:01,759 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:39:01,770 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:39:01,771 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:39:01" (1/1) ... [2018-10-26 21:39:01,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:39:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:39:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-10-26 21:39:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-10-26 21:39:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-26 21:39:01,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:39:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:39:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:39:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:39:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:39:01,961 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 21:39:01,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:39:01 ImpRootNode [2018-10-26 21:39:01,981 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:39:01,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:39:01,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:39:01,982 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:39:01,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:39:01" (3/4) ... [2018-10-26 21:39:01,987 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 21:39:01,987 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:39:01,988 INFO L168 Benchmark]: Toolchain (without parser) took 1210.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 959.6 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:01,989 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:01,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.25 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 948.8 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:01,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.74 ms. Allocated memory is still 1.0 GB. Free memory is still 948.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:01,991 INFO L168 Benchmark]: Boogie Preprocessor took 21.35 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 946.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:01,992 INFO L168 Benchmark]: RCFGBuilder took 708.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:01,993 INFO L168 Benchmark]: CodeCheck took 221.92 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:01,994 INFO L168 Benchmark]: Witness Printer took 5.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:01,998 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.25 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 948.8 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.74 ms. Allocated memory is still 1.0 GB. Free memory is still 948.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.35 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 946.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 708.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 221.92 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:39:04,045 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:39:04,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:39:04,057 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:39:04,058 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:39:04,059 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:39:04,060 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:39:04,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:39:04,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:39:04,064 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:39:04,065 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:39:04,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:39:04,066 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:39:04,067 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:39:04,068 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:39:04,069 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:39:04,070 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:39:04,072 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:39:04,073 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:39:04,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:39:04,076 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:39:04,077 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:39:04,079 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:39:04,080 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:39:04,080 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:39:04,081 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:39:04,082 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:39:04,083 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:39:04,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:39:04,085 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:39:04,085 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:39:04,086 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:39:04,086 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:39:04,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:39:04,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:39:04,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:39:04,089 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 21:39:04,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:39:04,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:39:04,103 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:39:04,103 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:39:04,104 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:39:04,104 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:39:04,104 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:39:04,104 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:39:04,104 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 21:39:04,105 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:39:04,106 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:39:04,106 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:39:04,106 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:39:04,108 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:39:04,108 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:39:04,108 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:39:04,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:39:04,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:39:04,109 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 21:39:04,110 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 21:39:04,110 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_3cf47a66-b794-4c1b-b333-931b70e3345a/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 [2018-10-26 21:39:04,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:39:04,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:39:04,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:39:04,166 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:39:04,166 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:39:04,167 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-10-26 21:39:04,214 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/4d3e3e34d/d1582e1f26904bd1b2e849105f596513/FLAG86df5f413 [2018-10-26 21:39:04,590 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:39:04,590 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/sv-benchmarks/c/float-benchs/filter1_true-unreach-call_true-termination.c [2018-10-26 21:39:04,597 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/4d3e3e34d/d1582e1f26904bd1b2e849105f596513/FLAG86df5f413 [2018-10-26 21:39:04,608 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/data/4d3e3e34d/d1582e1f26904bd1b2e849105f596513 [2018-10-26 21:39:04,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:39:04,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:39:04,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:39:04,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:39:04,622 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:39:04,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352adfc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04, skipping insertion in model container [2018-10-26 21:39:04,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:39:04,660 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:39:04,801 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:39:04,807 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:39:04,824 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:39:04,838 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:39:04,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04 WrapperNode [2018-10-26 21:39:04,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:39:04,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:39:04,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:39:04,840 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:39:04,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:39:04,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:39:04,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:39:04,873 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:39:04,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... [2018-10-26 21:39:04,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:39:04,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:39:04,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:39:04,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:39:04,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:39:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3cf47a66-b794-4c1b-b333-931b70e3345a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:39:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:39:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:39:26,467 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:39:26,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:39:26 BoogieIcfgContainer [2018-10-26 21:39:26,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:39:26,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:39:26,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:39:26,478 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:39:26,479 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:39:26" (1/1) ... [2018-10-26 21:39:26,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:39:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:39:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-10-26 21:39:26,520 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-10-26 21:39:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-26 21:39:26,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:39:26,567 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 21:39:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:39:27,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:39:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:39:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:39:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-26 21:39:35,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-26 21:39:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 21:39:35,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:39:35,955 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 21:39:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 21:39:46,208 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 21:39:46,211 INFO L168 Benchmark]: Toolchain (without parser) took 41599.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:46,212 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:46,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.07 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:46,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.09 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:46,214 INFO L168 Benchmark]: Boogie Preprocessor took 21.89 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:39:46,214 INFO L168 Benchmark]: RCFGBuilder took 21572.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -211.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:46,216 INFO L168 Benchmark]: CodeCheck took 19741.68 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: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:39:46,219 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 0.19 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 221.07 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.09 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.89 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 21572.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -211.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * CodeCheck took 19741.68 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: 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...