./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 30af8e98893bfcc9c7b0879f6e0cde9a5cbf7714 .......................................................................................................................................................................................................... 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_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 30af8e98893bfcc9c7b0879f6e0cde9a5cbf7714 ........................................................................................................................................................................................... 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 [2018-10-27 00:38:37,180 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:38:37,181 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:38:37,190 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:38:37,190 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:38:37,191 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:38:37,192 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:38:37,193 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:38:37,194 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:38:37,194 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:38:37,195 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:38:37,195 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:38:37,196 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:38:37,197 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:38:37,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:38:37,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:38:37,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:38:37,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:38:37,201 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:38:37,202 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:38:37,203 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:38:37,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:38:37,206 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:38:37,206 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:38:37,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:38:37,207 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:38:37,208 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:38:37,208 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:38:37,209 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:38:37,211 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:38:37,211 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:38:37,211 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:38:37,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:38:37,212 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:38:37,212 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:38:37,213 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:38:37,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:38:37,225 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:38:37,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:38:37,226 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:38:37,226 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:38:37,226 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:38:37,227 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:38:37,227 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:38:37,228 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:38:37,228 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:38:37,228 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:38:37,229 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:38:37,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:38:37,229 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:38:37,229 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:38:37,229 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:38:37,231 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:38:37,232 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:38:37,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:38:37,232 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_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 -> 30af8e98893bfcc9c7b0879f6e0cde9a5cbf7714 [2018-10-27 00:38:37,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:38:37,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:38:37,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:38:37,274 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:38:37,275 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:38:37,275 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i [2018-10-27 00:38:37,314 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/90471eff8/6bb9e77316cb4e41a52b2a88fba2550e/FLAGdff82d83d [2018-10-27 00:38:37,681 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:38:37,682 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i [2018-10-27 00:38:37,687 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/90471eff8/6bb9e77316cb4e41a52b2a88fba2550e/FLAGdff82d83d [2018-10-27 00:38:37,698 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/90471eff8/6bb9e77316cb4e41a52b2a88fba2550e [2018-10-27 00:38:37,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:38:37,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:38:37,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:38:37,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:38:37,711 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:38:37,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649ae36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37, skipping insertion in model container [2018-10-27 00:38:37,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:38:37,743 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:38:37,845 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:38:37,848 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:38:37,861 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:38:37,872 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:38:37,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37 WrapperNode [2018-10-27 00:38:37,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:38:37,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:38:37,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:38:37,873 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:38:37,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:38:37,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:38:37,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:38:37,897 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:38:37,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... [2018-10-27 00:38:37,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:38:37,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:38:37,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:38:37,907 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:38:37,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 [2018-10-27 00:38:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:38:38,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:38:38,298 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:38:38,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:38:38 BoogieIcfgContainer [2018-10-27 00:38:38,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:38:38,299 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:38:38,299 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:38:38,312 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:38:38,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:38:38" (1/1) ... [2018-10-27 00:38:38,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:38:38,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:38:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-27 00:38:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-27 00:38:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-27 00:38:38,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:38:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:38:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:38:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:38:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:38:38,446 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-27 00:38:38,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:38:38 ImpRootNode [2018-10-27 00:38:38,462 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:38:38,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:38:38,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:38:38,462 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:38:38,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:38:38" (3/4) ... [2018-10-27 00:38:38,466 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:38:38,466 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:38:38,467 INFO L168 Benchmark]: Toolchain (without parser) took 763.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:38:38,468 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. [2018-10-27 00:38:38,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:38,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.35 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. [2018-10-27 00:38:38,470 INFO L168 Benchmark]: Boogie Preprocessor took 10.68 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. [2018-10-27 00:38:38,470 INFO L168 Benchmark]: RCFGBuilder took 391.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:38,471 INFO L168 Benchmark]: CodeCheck took 162.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:38,472 INFO L168 Benchmark]: Witness Printer took 3.86 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. [2018-10-27 00:38:38,474 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 15]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 12. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11-L12] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L14] COND TRUE !(result >= 0.0f && result < 1.398f) [L15] __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 167.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.35 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 10.68 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 391.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * CodeCheck took 162.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.86 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 [2018-10-27 00:38:40,213 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:38:40,214 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:38:40,223 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:38:40,224 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:38:40,224 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:38:40,226 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:38:40,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:38:40,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:38:40,229 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:38:40,229 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:38:40,230 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:38:40,230 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:38:40,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:38:40,232 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:38:40,233 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:38:40,234 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:38:40,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:38:40,237 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:38:40,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:38:40,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:38:40,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:38:40,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:38:40,242 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:38:40,242 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:38:40,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:38:40,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:38:40,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:38:40,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:38:40,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:38:40,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:38:40,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:38:40,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:38:40,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:38:40,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:38:40,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:38:40,248 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 00:38:40,259 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:38:40,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:38:40,260 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:38:40,260 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:38:40,261 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:38:40,261 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:38:40,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:38:40,261 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:38:40,262 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:38:40,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:38:40,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:38:40,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:38:40,262 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:38:40,263 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:38:40,263 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:38:40,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:38:40,264 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 00:38:40,264 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:38:40,265 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:38:40,265 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:38:40,265 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:38:40,265 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_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 -> 30af8e98893bfcc9c7b0879f6e0cde9a5cbf7714 [2018-10-27 00:38:40,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:38:40,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:38:40,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:38:40,311 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:38:40,311 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:38:40,312 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i [2018-10-27 00:38:40,352 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/688a94ca0/8a856f9943234f6e81c6c4c5f62d1f59/FLAG9c8ef3819 [2018-10-27 00:38:40,704 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:38:40,704 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/sv-benchmarks/c/floats-cdfpl/square_2_false-unreach-call_true-termination.i [2018-10-27 00:38:40,711 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/688a94ca0/8a856f9943234f6e81c6c4c5f62d1f59/FLAG9c8ef3819 [2018-10-27 00:38:40,720 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/bin-2019/ukojak/data/688a94ca0/8a856f9943234f6e81c6c4c5f62d1f59 [2018-10-27 00:38:40,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:38:40,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:38:40,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:38:40,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:38:40,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:38:40,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57651c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40, skipping insertion in model container [2018-10-27 00:38:40,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:38:40,755 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:38:40,882 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:38:40,887 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:38:40,903 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:38:40,916 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:38:40,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40 WrapperNode [2018-10-27 00:38:40,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:38:40,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:38:40,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:38:40,917 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:38:40,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:38:40,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:38:40,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:38:40,946 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:38:40,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... [2018-10-27 00:38:40,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:38:40,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:38:40,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:38:40,968 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:38:40,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:38:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b12c8bb-2ba6-4113-a26d-8fa67d924093/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 [2018-10-27 00:38:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:38:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:39:04,540 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:39:04,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:39:04 BoogieIcfgContainer [2018-10-27 00:39:04,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:39:04,540 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:39:04,541 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:39:04,551 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:39:04,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:39:04" (1/1) ... [2018-10-27 00:39:04,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:39:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:39:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-27 00:39:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-27 00:39:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-27 00:39:04,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:39:04,651 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 00:39:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-27 00:39:14,918 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) [2018-10-27 00:39:14,921 INFO L168 Benchmark]: Toolchain (without parser) took 34197.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:39:14,922 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:39:14,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:39:14,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.88 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:39:14,934 INFO L168 Benchmark]: Boogie Preprocessor took 21.06 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:39:14,934 INFO L168 Benchmark]: RCFGBuilder took 23572.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -203.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:39:14,935 INFO L168 Benchmark]: CodeCheck took 10379.60 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:39:14,939 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 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 192.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 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 28.88 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 937.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.06 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 23572.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -203.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10379.60 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...