./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/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 cd0c8f7b91fa815011541d5ffb41102d34132ba8 .............................................................................................................................................................................................................................................. 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_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/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 cd0c8f7b91fa815011541d5ffb41102d34132ba8 .............................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:02:07,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:02:07,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:02:07,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:02:07,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:02:07,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:02:07,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:02:07,588 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:02:07,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:02:07,589 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:02:07,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:02:07,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:02:07,590 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:02:07,591 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:02:07,591 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:02:07,592 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:02:07,592 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:02:07,593 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:02:07,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:02:07,594 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:02:07,595 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:02:07,596 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:02:07,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:02:07,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:02:07,597 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:02:07,597 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:02:07,598 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:02:07,598 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:02:07,599 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:02:07,599 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:02:07,599 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:02:07,600 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:02:07,600 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:02:07,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:02:07,601 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:02:07,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:02:07,601 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 03:02:07,608 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:02:07,608 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:02:07,609 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:02:07,609 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:02:07,609 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:02:07,609 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:02:07,610 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:02:07,610 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:02:07,611 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:02:07,611 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:02:07,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:02:07,611 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:02:07,612 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:02:07,612 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:02:07,612 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 03:02:07,612 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:02:07,612 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:02:07,612 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_a51a52ec-4afe-41f9-b751-b6f839939d76/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 -> cd0c8f7b91fa815011541d5ffb41102d34132ba8 [2018-12-02 03:02:07,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:02:07,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:02:07,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:02:07,643 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:02:07,644 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:02:07,644 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c [2018-12-02 03:02:07,685 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/f7c71ba54/bbd6e14685814073850b3a7ab6eace9d/FLAG2fb73ce2d [2018-12-02 03:02:08,105 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:02:08,105 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c [2018-12-02 03:02:08,109 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/f7c71ba54/bbd6e14685814073850b3a7ab6eace9d/FLAG2fb73ce2d [2018-12-02 03:02:08,117 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/f7c71ba54/bbd6e14685814073850b3a7ab6eace9d [2018-12-02 03:02:08,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:02:08,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:02:08,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:02:08,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:02:08,122 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:02:08,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e9f86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08, skipping insertion in model container [2018-12-02 03:02:08,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:02:08,137 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:02:08,228 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:02:08,230 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:02:08,244 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:02:08,256 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:02:08,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08 WrapperNode [2018-12-02 03:02:08,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:02:08,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:02:08,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:02:08,257 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:02:08,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:02:08,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:02:08,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:02:08,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:02:08,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:02:08,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:02:08,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:02:08,329 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:02:08,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/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 [2018-12-02 03:02:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-12-02 03:02:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-12-02 03:02:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 03:02:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:02:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:02:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:02:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 03:02:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 03:02:08,573 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:02:08,573 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 03:02:08,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:08 BoogieIcfgContainer [2018-12-02 03:02:08,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:02:08,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:02:08,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:02:08,580 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:02:08,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:08" (1/1) ... [2018-12-02 03:02:08,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:02:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 03:02:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 03:02:08,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:02:08,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-02 03:02:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-02 03:02:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:02:08,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:02:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:02:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:02:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:02:08,764 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 03:02:08,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:02:08 ImpRootNode [2018-12-02 03:02:08,782 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:02:08,782 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:02:08,782 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:02:08,782 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:02:08,783 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:08" (3/4) ... [2018-12-02 03:02:08,785 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 03:02:08,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:02:08,786 INFO L168 Benchmark]: Toolchain (without parser) took 666.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -113.1 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:08,787 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:02:08,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 137.49 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:08,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:08,788 INFO L168 Benchmark]: Boogie Preprocessor took 21.17 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. [2018-12-02 03:02:08,788 INFO L168 Benchmark]: RCFGBuilder took 244.49 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:08,788 INFO L168 Benchmark]: CodeCheck took 208.25 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:08,788 INFO L168 Benchmark]: Witness Printer took 3.14 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. [2018-12-02 03:02:08,790 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 2 procedures, 31 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 70]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someUnaryFLOAToperation at line 65. Possible FailurePath: [L64] float x = 0.0f; [L65] float y = -0.0f; [L36] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=0] [L13] __uint32_t w; VAL [\old(x)=0, x=0] [L16] ieee_float_shape_type gf_u; [L17] gf_u.value = (x) [L18] EXPR gf_u.word [L18] (w) = gf_u.word [L21] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L23-L24] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L26-L27] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L29] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L32] return 0; [L36] RET, EXPR __fpclassify_float(x) [L36] COND TRUE __fpclassify_float(x) == 0 [L37] return y; [L66] float res = fmin_float(x, y); [L69] EXPR res == -0.0f && __signbit_float(res) == 1 [L69] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L70] __VERIFIER_error() * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 137.49 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 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 49.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.17 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. * RCFGBuilder took 244.49 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * CodeCheck took 208.25 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.14 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 0.1.23-635dfa2 [2018-12-02 03:02:10,107 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:02:10,107 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:02:10,113 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:02:10,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:02:10,114 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:02:10,115 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:02:10,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:02:10,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:02:10,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:02:10,117 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:02:10,117 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:02:10,117 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:02:10,118 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:02:10,118 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:02:10,119 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:02:10,119 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:02:10,120 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:02:10,121 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:02:10,122 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:02:10,122 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:02:10,123 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:02:10,124 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:02:10,124 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:02:10,124 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:02:10,124 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:02:10,125 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:02:10,125 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:02:10,126 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:02:10,126 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:02:10,126 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:02:10,126 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:02:10,127 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:02:10,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:02:10,127 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:02:10,127 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:02:10,128 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 03:02:10,135 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:02:10,135 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:02:10,135 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:02:10,136 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:02:10,136 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:02:10,136 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:02:10,136 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:02:10,136 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:02:10,136 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:02:10,136 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:02:10,137 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:02:10,137 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:02:10,138 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:02:10,138 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 03:02:10,138 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 03:02:10,139 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_a51a52ec-4afe-41f9-b751-b6f839939d76/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 -> cd0c8f7b91fa815011541d5ffb41102d34132ba8 [2018-12-02 03:02:10,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:02:10,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:02:10,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:02:10,171 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:02:10,171 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:02:10,171 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c [2018-12-02 03:02:10,209 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/e25da7f21/3dc9dc7abf5346898f8fe38e94ca6380/FLAG620575220 [2018-12-02 03:02:10,619 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:02:10,620 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/sv-benchmarks/c/float-newlib/float_req_bl_1232a_true-unreach-call.c [2018-12-02 03:02:10,624 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/e25da7f21/3dc9dc7abf5346898f8fe38e94ca6380/FLAG620575220 [2018-12-02 03:02:10,632 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/data/e25da7f21/3dc9dc7abf5346898f8fe38e94ca6380 [2018-12-02 03:02:10,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:02:10,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:02:10,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:02:10,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:02:10,638 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:02:10,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284ba15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10, skipping insertion in model container [2018-12-02 03:02:10,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:02:10,654 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:02:10,746 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:02:10,749 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:02:10,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:02:10,779 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:02:10,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10 WrapperNode [2018-12-02 03:02:10,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:02:10,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:02:10,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:02:10,780 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:02:10,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:02:10,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:02:10,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:02:10,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:02:10,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... [2018-12-02 03:02:10,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:02:10,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:02:10,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:02:10,856 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:02:10,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:02:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/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 [2018-12-02 03:02:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-12-02 03:02:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-12-02 03:02:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:02:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 03:02:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:02:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:02:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 03:02:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 03:02:10,997 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 03:02:11,035 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 03:02:11,138 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:02:11,138 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 03:02:11,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:11 BoogieIcfgContainer [2018-12-02 03:02:11,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:02:11,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:02:11,139 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:02:11,145 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:02:11,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:11" (1/1) ... [2018-12-02 03:02:11,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:02:11,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-02 03:02:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-02 03:02:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 03:02:11,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,209 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:02:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:02:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-02 03:02:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-02 03:02:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:02:11,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,243 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:02:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:02:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-12-02 03:02:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-02 03:02:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:02:11,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,352 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:02:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:02:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-12-02 03:02:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-02 03:02:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 03:02:11,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,369 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:02:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:02:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 30 transitions. [2018-12-02 03:02:11,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-12-02 03:02:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 03:02:11,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,596 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:02:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:02:12,621 WARN L180 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 143 [2018-12-02 03:02:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 03:02:14,075 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-12-02 03:02:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 18 transitions. [2018-12-02 03:02:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-02 03:02:14,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:02:14,640 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-12-02 03:02:14,650 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 03:02:14,870 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-02 03:02:14,883 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:02:14,885 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:02:14,885 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 03:02:14,890 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:02:14,890 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:02:14,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:02:14 ImpRootNode [2018-12-02 03:02:14,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:02:14,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:02:14,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:02:14,891 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:02:14,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:11" (3/4) ... [2018-12-02 03:02:14,894 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:02:14,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_float [2018-12-02 03:02:14,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 03:02:14,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 03:02:14,902 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 03:02:14,918 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-02 03:02:14,931 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a51a52ec-4afe-41f9-b751-b6f839939d76/bin-2019/ukojak/witness.graphml [2018-12-02 03:02:14,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:02:14,931 INFO L168 Benchmark]: Toolchain (without parser) took 4296.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,932 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:02:14,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.19 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.42 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,933 INFO L168 Benchmark]: Boogie Preprocessor took 51.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,933 INFO L168 Benchmark]: RCFGBuilder took 282.89 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,933 INFO L168 Benchmark]: CodeCheck took 3752.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,933 INFO L168 Benchmark]: Witness Printer took 40.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:02:14,935 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 2 procedures, 29 locations, 1 error locations. SAFE Result, 3.4s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 18 SDslu, 14 SDs, 0 SdLazy, 412 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 535 GetRequests, 500 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 66 ConstructedInterpolants, 2 QuantifiedInterpolants, 11839 SizeOfPredicates, 27 NumberOfNonLiveVariables, 222 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 5/5 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 - PositiveResult [Line: 70]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.19 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 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 23.42 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 282.89 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * CodeCheck took 3752.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. * Witness Printer took 40.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...