./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/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 e0f1bd2a42710b6c2eba96cb622bd79ffd05436a .................................................................................................................................................................................................................................................. 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_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/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 e0f1bd2a42710b6c2eba96cb622bd79ffd05436a ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:50:05,570 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:50:05,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:50:05,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:50:05,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:50:05,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:50:05,580 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:50:05,581 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:50:05,582 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:50:05,583 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:50:05,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:50:05,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:50:05,584 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:50:05,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:50:05,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:50:05,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:50:05,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:50:05,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:50:05,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:50:05,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:50:05,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:50:05,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:50:05,593 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:50:05,593 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:50:05,593 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:50:05,594 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:50:05,595 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:50:05,595 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:50:05,596 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:50:05,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:50:05,597 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:50:05,597 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:50:05,597 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:50:05,597 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:50:05,598 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:50:05,598 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:50:05,599 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 22:50:05,608 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:50:05,609 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:50:05,609 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:50:05,609 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:50:05,609 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:50:05,610 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:50:05,610 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:50:05,611 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 22:50:05,611 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:50:05,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 22:50:05,611 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:50:05,612 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:50:05,612 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:50:05,612 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 22:50:05,612 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:50:05,612 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 22:50:05,612 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_0611c244-f70f-4321-ae4e-85fe453bde52/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 -> e0f1bd2a42710b6c2eba96cb622bd79ffd05436a [2018-11-09 22:50:05,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:50:05,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:50:05,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:50:05,643 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:50:05,643 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:50:05,644 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c [2018-11-09 22:50:05,679 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/abdc60260/eedc7b965f084cd5834c54f1134d6879/FLAG74d7327ca [2018-11-09 22:50:06,071 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:50:06,072 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c [2018-11-09 22:50:06,075 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/abdc60260/eedc7b965f084cd5834c54f1134d6879/FLAG74d7327ca [2018-11-09 22:50:06,084 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/abdc60260/eedc7b965f084cd5834c54f1134d6879 [2018-11-09 22:50:06,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:50:06,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:50:06,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:50:06,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:50:06,090 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:50:06,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d0914d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06, skipping insertion in model container [2018-11-09 22:50:06,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:50:06,111 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:50:06,206 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:50:06,208 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:50:06,220 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:50:06,232 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:50:06,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06 WrapperNode [2018-11-09 22:50:06,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:50:06,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:50:06,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:50:06,233 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:50:06,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:50:06,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:50:06,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:50:06,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:50:06,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:50:06,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:50:06,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:50:06,277 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:50:06,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/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 [2018-11-09 22:50:06,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-09 22:50:06,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:50:06,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:50:06,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:50:06,663 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:50:06,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:50:06 BoogieIcfgContainer [2018-11-09 22:50:06,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:50:06,664 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 22:50:06,664 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 22:50:06,671 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 22:50:06,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:50:06" (1/1) ... [2018-11-09 22:50:06,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:50:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:50:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-09 22:50:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-09 22:50:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-09 22:50:06,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:50:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:50:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:50:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:50:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:50:06,844 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-09 22:50:06,861 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,862 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,862 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,862 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,863 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,863 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-09 22:50:06,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 10:50:06 ImpRootNode [2018-11-09 22:50:06,870 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 22:50:06,871 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:50:06,871 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:50:06,871 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:50:06,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:50:06" (3/4) ... [2018-11-09 22:50:06,874 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 22:50:06,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:50:06,874 INFO L168 Benchmark]: Toolchain (without parser) took 787.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:06,876 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:50:06,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.03 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 951.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:06,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:06,877 INFO L168 Benchmark]: Boogie Preprocessor took 15.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:50:06,877 INFO L168 Benchmark]: RCFGBuilder took 386.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:06,878 INFO L168 Benchmark]: CodeCheck took 206.53 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:06,878 INFO L168 Benchmark]: Witness Printer took 3.33 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. [2018-11-09 22:50:06,880 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, 16 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: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 43, overapproximation of someBinaryDOUBLEComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 17. Possible FailurePath: [L40] float a,r; [L42] a = __VERIFIER_nondet_float() [L45] CALL, EXPR InvSqrt(a) [L17] float xhalf = 0.5f*x; [L18] CALL union float_int i; [L18] RET union float_int i; [L19] CALL i.f = x [L19] RET i.f = x [L20] CALL, EXPR i.i [L20] RET, EXPR i.i [L20] FCALL i.i = 0x5f3759df - (i.i>>1) [L21] CALL, EXPR i.f [L21] RET, EXPR i.f [L21] x = i.f [L22] x = x*(1.5f-xhalf*x*x) [L23] return x; [L23] RET return x; [L45] EXPR InvSqrt(a) [L45] r = InvSqrt(a) [L47] CALL __VERIFIER_assert(r >= 0.f && r <= 10.) [L8] COND TRUE !(cond) [L8] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.03 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 951.2 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 28.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 386.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * CodeCheck took 206.53 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.33 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:50:08,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:50:08,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:50:08,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:50:08,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:50:08,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:50:08,317 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:50:08,318 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:50:08,319 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:50:08,319 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:50:08,320 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:50:08,320 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:50:08,321 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:50:08,321 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:50:08,322 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:50:08,323 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:50:08,323 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:50:08,324 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:50:08,326 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:50:08,327 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:50:08,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:50:08,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:50:08,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:50:08,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:50:08,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:50:08,330 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:50:08,331 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:50:08,332 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:50:08,332 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:50:08,333 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:50:08,333 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:50:08,333 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:50:08,334 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:50:08,334 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:50:08,334 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:50:08,335 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:50:08,335 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-09 22:50:08,345 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:50:08,345 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:50:08,346 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:50:08,346 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:50:08,346 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:50:08,347 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:50:08,347 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:50:08,348 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 22:50:08,348 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 22:50:08,349 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:50:08,349 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:50:08,349 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 22:50:08,349 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:50:08,349 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:50:08,349 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:50:08,349 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-09 22:50:08,350 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-09 22:50:08,350 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:50:08,350 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 22:50:08,350 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 22:50:08,350 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_0611c244-f70f-4321-ae4e-85fe453bde52/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 -> e0f1bd2a42710b6c2eba96cb622bd79ffd05436a [2018-11-09 22:50:08,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:50:08,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:50:08,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:50:08,391 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:50:08,392 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:50:08,392 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c [2018-11-09 22:50:08,434 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/7f012ee88/5a9483e789c049e5a3cbb91db88e7283/FLAG9a915e221 [2018-11-09 22:50:08,829 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:50:08,829 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call_true-termination.c [2018-11-09 22:50:08,833 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/7f012ee88/5a9483e789c049e5a3cbb91db88e7283/FLAG9a915e221 [2018-11-09 22:50:08,843 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/bin-2019/ukojak/data/7f012ee88/5a9483e789c049e5a3cbb91db88e7283 [2018-11-09 22:50:08,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:50:08,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:50:08,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:50:08,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:50:08,851 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:50:08,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:50:08" (1/1) ... [2018-11-09 22:50:08,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147cd99d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:08, skipping insertion in model container [2018-11-09 22:50:08,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:50:08" (1/1) ... [2018-11-09 22:50:08,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:50:08,879 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:50:08,998 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:50:09,002 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:50:09,017 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:50:09,031 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:50:09,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09 WrapperNode [2018-11-09 22:50:09,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:50:09,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:50:09,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:50:09,033 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:50:09,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:50:09,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:50:09,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:50:09,057 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:50:09,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... [2018-11-09 22:50:09,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:50:09,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:50:09,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:50:09,072 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:50:09,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:50:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0611c244-f70f-4321-ae4e-85fe453bde52/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 [2018-11-09 22:50:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:50:09,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:50:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-09 22:50:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:50:09,269 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:50:36,202 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:50:36,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:50:36 BoogieIcfgContainer [2018-11-09 22:50:36,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:50:36,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 22:50:36,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 22:50:36,209 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 22:50:36,209 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:50:36" (1/1) ... [2018-11-09 22:50:36,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:50:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:50:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-09 22:50:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-09 22:50:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-09 22:50:36,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:50:36,272 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-09 22:50:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-09 22:50:46,430 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-09 22:50:46,432 INFO L168 Benchmark]: Toolchain (without parser) took 37586.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -121.8 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:46,433 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-09 22:50:46,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.41 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:46,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.58 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:46,435 INFO L168 Benchmark]: Boogie Preprocessor took 14.14 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:50:46,436 INFO L168 Benchmark]: RCFGBuilder took 27130.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:46,436 INFO L168 Benchmark]: CodeCheck took 10229.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:50:46,438 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 0.15 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 184.41 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.58 ms. Allocated memory is still 1.0 GB. Free memory was 940.1 MB in the beginning and 934.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.14 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 27130.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * CodeCheck took 10229.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...