./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/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 20673ed10b5a05371c8641d8d8a54d9346cb443e ........................................................................................................................................................................................................... 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_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/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 20673ed10b5a05371c8641d8d8a54d9346cb443e ........................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:00:48,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:00:48,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:00:48,077 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:00:48,078 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:00:48,078 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:00:48,079 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:00:48,080 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:00:48,081 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:00:48,082 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:00:48,083 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:00:48,083 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:00:48,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:00:48,084 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:00:48,085 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:00:48,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:00:48,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:00:48,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:00:48,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:00:48,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:00:48,091 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:00:48,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:00:48,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:00:48,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:00:48,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:00:48,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:00:48,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:00:48,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:00:48,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:00:48,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:00:48,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:00:48,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:00:48,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:00:48,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:00:48,098 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:00:48,099 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:00:48,099 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:00:48,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:00:48,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:00:48,110 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:00:48,110 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:00:48,111 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:00:48,111 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:00:48,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:00:48,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:00:48,111 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:00:48,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:00:48,112 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:00:48,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:00:48,113 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:00:48,113 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:00:48,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:00:48,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:00:48,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:00:48,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:00:48,113 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:00:48,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:00:48,114 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:00:48,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:00:48,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:00:48,114 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_730614ea-fe3e-4784-98bd-def889a44820/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 -> 20673ed10b5a05371c8641d8d8a54d9346cb443e [2018-11-18 13:00:48,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:00:48,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:00:48,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:00:48,146 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:00:48,147 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:00:48,147 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-11-18 13:00:48,184 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/e368ce9cd/cc79a86f81a645cf85f2bc8e09cf9189/FLAG2a0fd33c7 [2018-11-18 13:00:48,512 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:00:48,512 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-11-18 13:00:48,517 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/e368ce9cd/cc79a86f81a645cf85f2bc8e09cf9189/FLAG2a0fd33c7 [2018-11-18 13:00:48,943 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/e368ce9cd/cc79a86f81a645cf85f2bc8e09cf9189 [2018-11-18 13:00:48,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:00:48,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:00:48,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:00:48,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:00:48,950 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:00:48,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:00:48" (1/1) ... [2018-11-18 13:00:48,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e791d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:48, skipping insertion in model container [2018-11-18 13:00:48,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:00:48" (1/1) ... [2018-11-18 13:00:48,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:00:48,970 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:00:49,071 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:00:49,074 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:00:49,087 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:00:49,095 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:00:49,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49 WrapperNode [2018-11-18 13:00:49,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:00:49,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:00:49,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:00:49,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:00:49,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:00:49,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:00:49,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:00:49,122 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:00:49,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:00:49,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:00:49,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:00:49,136 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:00:49,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:00:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:00:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:00:49,329 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:00:49,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:00:49 BoogieIcfgContainer [2018-11-18 13:00:49,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:00:49,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:00:49,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:00:49,339 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:00:49,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:00:49" (1/1) ... [2018-11-18 13:00:49,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:00:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:00:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 13:00:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 13:00:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 13:00:49,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:00:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:00:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:00:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:00:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:00:49,472 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 13:00:49,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:00:49 ImpRootNode [2018-11-18 13:00:49,487 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:00:49,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:00:49,487 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:00:49,488 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:00:49,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:00:49" (3/4) ... [2018-11-18 13:00:49,491 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:00:49,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:00:49,492 INFO L168 Benchmark]: Toolchain (without parser) took 546.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:00:49,493 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:00:49,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 148.37 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:00:49,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.99 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:00:49,495 INFO L168 Benchmark]: Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.0 GB. Free memory is still 944.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:00:49,495 INFO L168 Benchmark]: RCFGBuilder took 193.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:00:49,496 INFO L168 Benchmark]: CodeCheck took 156.90 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: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:00:49,497 INFO L168 Benchmark]: Witness Printer took 3.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:00:49,501 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 < 1.399f) [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 148.37 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 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 25.99 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.0 GB. Free memory is still 944.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 193.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 156.90 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: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 13:00:50,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:00:50,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:00:50,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:00:50,966 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:00:50,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:00:50,967 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:00:50,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:00:50,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:00:50,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:00:50,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:00:50,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:00:50,971 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:00:50,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:00:50,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:00:50,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:00:50,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:00:50,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:00:50,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:00:50,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:00:50,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:00:50,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:00:50,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:00:50,980 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:00:50,980 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:00:50,981 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:00:50,982 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:00:50,982 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:00:50,983 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:00:50,983 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:00:50,984 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:00:50,984 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:00:50,984 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:00:50,984 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:00:50,985 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:00:50,985 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:00:50,986 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 13:00:50,996 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:00:50,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:00:50,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:00:50,997 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:00:50,997 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:00:50,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:00:50,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:00:50,998 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:00:50,999 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:00:50,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:00:50,999 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:00:50,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:00:50,999 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:00:50,999 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:00:50,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:00:51,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 13:00:51,000 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:00:51,001 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:00:51,001 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:00:51,001 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:00:51,001 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_730614ea-fe3e-4784-98bd-def889a44820/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 -> 20673ed10b5a05371c8641d8d8a54d9346cb443e [2018-11-18 13:00:51,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:00:51,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:00:51,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:00:51,044 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:00:51,044 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:00:51,045 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-11-18 13:00:51,082 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/0d20f741c/32ad81d7f9fe4aaba823fc1bbb4c68ce/FLAG618d5d45a [2018-11-18 13:00:51,401 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:00:51,401 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/sv-benchmarks/c/floats-cdfpl/square_6_true-unreach-call_true-termination.i [2018-11-18 13:00:51,405 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/0d20f741c/32ad81d7f9fe4aaba823fc1bbb4c68ce/FLAG618d5d45a [2018-11-18 13:00:51,842 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/data/0d20f741c/32ad81d7f9fe4aaba823fc1bbb4c68ce [2018-11-18 13:00:51,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:00:51,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:00:51,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:00:51,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:00:51,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:00:51,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:00:51" (1/1) ... [2018-11-18 13:00:51,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191c3942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:51, skipping insertion in model container [2018-11-18 13:00:51,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:00:51" (1/1) ... [2018-11-18 13:00:51,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:00:51,871 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:00:52,002 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:00:52,006 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:00:52,017 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:00:52,026 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:00:52,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52 WrapperNode [2018-11-18 13:00:52,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:00:52,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:00:52,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:00:52,027 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:00:52,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:00:52,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:00:52,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:00:52,047 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:00:52,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... [2018-11-18 13:00:52,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:00:52,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:00:52,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:00:52,062 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:00:52,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:00:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_730614ea-fe3e-4784-98bd-def889a44820/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:00:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:00:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:01:15,136 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:01:15,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:01:15 BoogieIcfgContainer [2018-11-18 13:01:15,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:01:15,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:01:15,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:01:15,144 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:01:15,144 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:01:15" (1/1) ... [2018-11-18 13:01:15,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:01:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:01:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-18 13:01:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-18 13:01:15,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 13:01:15,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:01:15,210 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:01:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 13:01:25,453 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 13:01:25,455 INFO L168 Benchmark]: Toolchain (without parser) took 33610.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:01:25,457 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:01:25,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.55 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. [2018-11-18 13:01:25,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.38 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. [2018-11-18 13:01:25,459 INFO L168 Benchmark]: Boogie Preprocessor took 15.22 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. [2018-11-18 13:01:25,459 INFO L168 Benchmark]: RCFGBuilder took 23074.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:01:25,460 INFO L168 Benchmark]: CodeCheck took 10317.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:01:25,463 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 180.55 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 19.38 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 15.22 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 23074.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * CodeCheck took 10317.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...