./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b_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_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 c714d208cb0b1f96f572e8a6108248eb76c73a94 ....................................................................................................................................................................................................................................................... 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_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 c714d208cb0b1f96f572e8a6108248eb76c73a94 ....................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:38:31,574 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:38:31,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:38:31,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:38:31,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:38:31,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:38:31,582 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:38:31,583 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:38:31,584 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:38:31,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:38:31,585 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:38:31,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:38:31,586 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:38:31,586 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:38:31,587 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:38:31,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:38:31,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:38:31,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:38:31,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:38:31,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:38:31,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:38:31,591 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:38:31,593 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:38:31,593 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:38:31,593 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:38:31,593 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:38:31,594 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:38:31,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:38:31,595 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:38:31,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:38:31,596 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:38:31,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:38:31,596 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:38:31,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:38:31,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:38:31,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:38:31,597 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:38:31,605 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:38:31,605 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:38:31,605 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:38:31,605 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:38:31,606 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:38:31,606 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:38:31,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:38:31,607 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:38:31,607 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:38:31,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:38:31,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:38:31,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:38:31,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:38:31,608 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:38:31,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:38:31,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:38:31,608 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_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 -> c714d208cb0b1f96f572e8a6108248eb76c73a94 [2018-12-09 00:38:31,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:38:31,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:38:31,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:38:31,637 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:38:31,638 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:38:31,638 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c [2018-12-09 00:38:31,674 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/445fd5e3d/55c56524d1ee49b2846ba6f5efca6d7e/FLAGbaf3e2d6a [2018-12-09 00:38:32,115 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:38:32,116 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c [2018-12-09 00:38:32,120 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/445fd5e3d/55c56524d1ee49b2846ba6f5efca6d7e/FLAGbaf3e2d6a [2018-12-09 00:38:32,129 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/445fd5e3d/55c56524d1ee49b2846ba6f5efca6d7e [2018-12-09 00:38:32,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:38:32,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:38:32,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:38:32,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:38:32,134 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:38:32,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a61d869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32, skipping insertion in model container [2018-12-09 00:38:32,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:38:32,151 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:38:32,258 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:38:32,260 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:38:32,275 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:38:32,287 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:38:32,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32 WrapperNode [2018-12-09 00:38:32,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:38:32,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:38:32,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:38:32,288 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:38:32,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:38:32,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:38:32,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:38:32,340 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:38:32,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:38:32,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:38:32,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:38:32,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:38:32,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-12-09 00:38:32,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:38:32,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 00:38:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:38:32,605 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:38:32,606 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 00:38:32,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:32 BoogieIcfgContainer [2018-12-09 00:38:32,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:38:32,606 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:38:32,606 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:38:32,613 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:38:32,614 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:32" (1/1) ... [2018-12-09 00:38:32,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:38:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2018-12-09 00:38:32,645 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2018-12-09 00:38:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 00:38:32,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:38:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:38:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:38:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:32,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2018-12-09 00:38:32,727 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2018-12-09 00:38:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 00:38:32,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:38:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:38:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:38:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:38:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:38:32,810 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 00:38:32,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:38:32 ImpRootNode [2018-12-09 00:38:32,828 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:38:32,828 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:38:32,829 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:38:32,829 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:38:32,829 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:32" (3/4) ... [2018-12-09 00:38:32,832 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 00:38:32,832 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:38:32,832 INFO L168 Benchmark]: Toolchain (without parser) took 701.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -113.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:32,833 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-09 00:38:32,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:32,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:32,835 INFO L168 Benchmark]: Boogie Preprocessor took 19.43 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. [2018-12-09 00:38:32,835 INFO L168 Benchmark]: RCFGBuilder took 246.87 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:32,835 INFO L168 Benchmark]: CodeCheck took 221.98 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: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:32,836 INFO L168 Benchmark]: Witness Printer took 3.26 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. [2018-12-09 00:38:32,837 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. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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: 68]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61. Possible FailurePath: [L60] double x = __VERIFIER_nondet_double(); [L61] double y = 0.0 / 0.0; [L16] return x != x; [L62] COND TRUE !isnan_double(x) [L45] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=0] [L18] __uint32_t msw, lsw; VAL [\old(x)=0, x=0] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L27-L28] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L30-L31] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L33-L34] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L37-L38] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L41] return 0; [L45] RET, EXPR __fpclassify_double(x) [L45] COND TRUE __fpclassify_double(x) == 0 [L46] return y; [L64] double res = fmin_double(x, y); [L67] COND TRUE res != x [L68] __VERIFIER_error() * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 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 51.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.43 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 246.87 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * CodeCheck took 221.98 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: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.26 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 [2018-12-09 00:38:34,118 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:38:34,119 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:38:34,125 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:38:34,126 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:38:34,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:38:34,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:38:34,127 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:38:34,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:38:34,128 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:38:34,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:38:34,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:38:34,129 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:38:34,130 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:38:34,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:38:34,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:38:34,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:38:34,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:38:34,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:38:34,133 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:38:34,134 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:38:34,135 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:38:34,136 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:38:34,136 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:38:34,136 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:38:34,136 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:38:34,137 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:38:34,137 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:38:34,138 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:38:34,138 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:38:34,138 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:38:34,138 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:38:34,138 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:38:34,139 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:38:34,139 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:38:34,139 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:38:34,140 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 00:38:34,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:38:34,147 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:38:34,147 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:38:34,147 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:38:34,148 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:38:34,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:38:34,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:38:34,149 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:38:34,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:38:34,149 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:38:34,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 00:38:34,150 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 00:38:34,150 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_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 -> c714d208cb0b1f96f572e8a6108248eb76c73a94 [2018-12-09 00:38:34,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:38:34,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:38:34,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:38:34,182 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:38:34,182 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:38:34,182 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c [2018-12-09 00:38:34,227 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/a4316d288/921fb2252d31441dabc707f0c6480784/FLAG6f5292ace [2018-12-09 00:38:34,513 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:38:34,513 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/sv-benchmarks/c/float-newlib/double_req_bl_1231b_true-unreach-call.c [2018-12-09 00:38:34,518 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/a4316d288/921fb2252d31441dabc707f0c6480784/FLAG6f5292ace [2018-12-09 00:38:34,527 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/data/a4316d288/921fb2252d31441dabc707f0c6480784 [2018-12-09 00:38:34,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:38:34,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:38:34,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:38:34,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:38:34,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:38:34,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,535 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 09.12 12:38:34, skipping insertion in model container [2018-12-09 00:38:34,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:38:34,555 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:38:34,651 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:38:34,654 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:38:34,672 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:38:34,689 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:38:34,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34 WrapperNode [2018-12-09 00:38:34,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:38:34,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:38:34,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:38:34,690 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:38:34,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:38:34,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:38:34,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:38:34,713 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:38:34,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... [2018-12-09 00:38:34,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:38:34,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:38:34,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:38:34,764 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:38:34,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:38:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/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 [2018-12-09 00:38:34,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 00:38:34,798 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-12-09 00:38:34,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-12-09 00:38:34,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:38:34,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 00:38:34,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:38:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:38:34,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:38:34,912 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 00:38:35,091 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:38:35,091 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 00:38:35,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:35 BoogieIcfgContainer [2018-12-09 00:38:35,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:38:35,092 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:38:35,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:38:35,098 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:38:35,098 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:35" (1/1) ... [2018-12-09 00:38:35,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:38:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:35,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-12-09 00:38:35,126 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-12-09 00:38:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 00:38:35,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:38:35,160 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:38:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:38:35,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:38:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:38:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:35,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-12-09 00:38:35,204 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-12-09 00:38:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 00:38:35,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:38:35,205 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:38:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:38:35,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:38:35,308 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:38:35,308 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:38:35,312 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 00:38:35,347 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 24 [2018-12-09 00:38:35,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 00:38:35,361 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 00:38:35,366 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-09 00:38:35,366 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 00:38:35,369 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:38:35,371 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:38:35,380 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 00:38:35,381 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-09 00:38:40,886 WARN L180 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 4200 DAG size of output: 215 [2018-12-09 00:38:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:38:41,622 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-12-09 00:38:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 19 transitions. [2018-12-09 00:38:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-12-09 00:38:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 00:38:41,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:38:41,810 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:38:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:38:41,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:38:42,080 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:38:42,081 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:38:42,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 00:38:42,111 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:38:42,118 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-09 00:38:42,119 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 00:38:42,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 00:38:42,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-09 00:38:42,132 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 00:38:42,134 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:38:42,136 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:38:42,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 00:38:42,143 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-09 00:38:44,776 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 13 [2018-12-09 00:38:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:38:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:38:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 16 states and 17 transitions. [2018-12-09 00:38:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-09 00:38:46,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:38:46,196 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-09 00:38:46,201 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:38:46,413 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-12-09 00:38:46,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:38:46,458 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 00:38:46,462 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:38:46,462 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:38:46,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:38:46 ImpRootNode [2018-12-09 00:38:46,463 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:38:46,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:38:46,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:38:46,463 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:38:46,464 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:38:35" (3/4) ... [2018-12-09 00:38:46,466 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:38:46,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2018-12-09 00:38:46,472 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 00:38:46,472 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 00:38:46,472 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:38:46,488 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-09 00:38:46,503 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4a3b9a8f-7bca-4bf1-9c52-a87d6e296360/bin-2019/ukojak/witness.graphml [2018-12-09 00:38:46,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:38:46,503 INFO L168 Benchmark]: Toolchain (without parser) took 11973.25 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 310.9 MB). Free memory was 944.7 MB in the beginning and 867.2 MB in the end (delta: 77.5 MB). Peak memory consumption was 388.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:46,504 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-12-09 00:38:46,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 158.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:46,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.52 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. [2018-12-09 00:38:46,504 INFO L168 Benchmark]: Boogie Preprocessor took 51.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:46,504 INFO L168 Benchmark]: RCFGBuilder took 327.23 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:46,505 INFO L168 Benchmark]: CodeCheck took 11371.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 1.1 GB in the beginning and 867.2 MB in the end (delta: 226.8 MB). Peak memory consumption was 398.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:38:46,505 INFO L168 Benchmark]: Witness Printer took 39.68 ms. Allocated memory is still 1.3 GB. Free memory is still 867.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:38:46,506 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, 27 locations, 1 error locations. SAFE Result, 11.0s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 104 SDtfs, 8 SDslu, 8 SDs, 0 SdLazy, 220 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 328 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 9.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 6 QuantifiedInterpolants, 14843 SizeOfPredicates, 23 NumberOfNonLiveVariables, 149 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 68]: 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: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 158.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.52 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 51.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 327.23 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * CodeCheck took 11371.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 1.1 GB in the beginning and 867.2 MB in the end (delta: 226.8 MB). Peak memory consumption was 398.7 MB. Max. memory is 11.5 GB. * Witness Printer took 39.68 ms. Allocated memory is still 1.3 GB. Free memory is still 867.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...