./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_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_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 .............................................................................................................................................................................................................................................. 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_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 ................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:21:50,799 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:21:50,800 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:21:50,806 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:21:50,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:21:50,807 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:21:50,807 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:21:50,808 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:21:50,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:21:50,809 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:21:50,810 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:21:50,810 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:21:50,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:21:50,811 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:21:50,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:21:50,812 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:21:50,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:21:50,813 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:21:50,814 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:21:50,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:21:50,815 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:21:50,815 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:21:50,816 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:21:50,817 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:21:50,817 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:21:50,817 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:21:50,818 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:21:50,818 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:21:50,818 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:21:50,819 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:21:50,819 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:21:50,819 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:21:50,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:21:50,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:21:50,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:21:50,820 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:21:50,820 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:21:50,827 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:21:50,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:21:50,828 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:21:50,828 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:21:50,828 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:21:50,828 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:21:50,828 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:21:50,829 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:21:50,830 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:21:50,830 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:21:50,830 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:21:50,830 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:21:50,831 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:21:50,831 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_8a0aab7b-da69-4786-91c7-2b33ea061409/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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-09 16:21:50,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:21:50,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:21:50,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:21:50,857 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:21:50,857 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:21:50,857 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-09 16:21:50,890 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/c9838e606/fe576c49980141408a9f13384fe36bb3/FLAG302b66969 [2018-12-09 16:21:51,257 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:21:51,257 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-09 16:21:51,261 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/c9838e606/fe576c49980141408a9f13384fe36bb3/FLAG302b66969 [2018-12-09 16:21:51,642 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/c9838e606/fe576c49980141408a9f13384fe36bb3 [2018-12-09 16:21:51,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:21:51,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:21:51,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:21:51,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:21:51,650 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:21:51,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92370fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51, skipping insertion in model container [2018-12-09 16:21:51,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:21:51,674 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:21:51,795 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:21:51,798 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:21:51,819 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:21:51,860 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:21:51,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51 WrapperNode [2018-12-09 16:21:51,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:21:51,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:21:51,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:21:51,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:21:51,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:21:51,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:21:51,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:21:51,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:21:51,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... [2018-12-09 16:21:51,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:21:51,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:21:51,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:21:51,907 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:21:51,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/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 16:21:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:21:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 16:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:21:52,163 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:21:52,163 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 16:21:52,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:52 BoogieIcfgContainer [2018-12-09 16:21:52,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:21:52,164 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:21:52,164 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:21:52,171 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:21:52,171 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:52" (1/1) ... [2018-12-09 16:21:52,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:21:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:21:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-09 16:21:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-09 16:21:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 16:21:52,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:21:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:21:52,263 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 16:21:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:21:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-09 16:21:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-09 16:21:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:21:52,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:21:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:21:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:21:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:21:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:21:52,358 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 16:21:52,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:21:52 ImpRootNode [2018-12-09 16:21:52,377 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:21:52,377 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:21:52,377 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:21:52,377 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:21:52,378 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:52" (3/4) ... [2018-12-09 16:21:52,380 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 16:21:52,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:21:52,380 INFO L168 Benchmark]: Toolchain (without parser) took 735.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 953.3 MB in the beginning and 982.4 MB in the end (delta: -29.1 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,381 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:21:52,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,382 INFO L168 Benchmark]: Boogie Preprocessor took 19.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,383 INFO L168 Benchmark]: RCFGBuilder took 257.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,383 INFO L168 Benchmark]: CodeCheck took 212.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 982.4 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:21:52,383 INFO L168 Benchmark]: Witness Printer took 2.95 ms. Allocated memory is still 1.1 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:21:52,385 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someUnaryFLOAToperation at line 126, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = -0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [one_fmod=1, Zero_fmod={2:0}] [L134] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 257.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * CodeCheck took 212.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 982.4 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.95 ms. Allocated memory is still 1.1 GB. Free memory is still 982.4 MB. 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 16:21:53,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:21:53,732 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:21:53,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:21:53,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:21:53,739 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:21:53,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:21:53,741 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:21:53,742 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:21:53,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:21:53,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:21:53,743 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:21:53,744 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:21:53,744 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:21:53,745 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:21:53,746 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:21:53,746 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:21:53,748 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:21:53,749 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:21:53,750 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:21:53,751 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:21:53,751 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:21:53,753 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:21:53,753 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:21:53,753 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:21:53,754 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:21:53,755 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:21:53,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:21:53,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:21:53,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:21:53,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:21:53,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:21:53,758 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:21:53,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:21:53,758 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:21:53,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:21:53,759 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 16:21:53,770 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:21:53,770 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:21:53,771 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:21:53,771 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:21:53,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:21:53,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:21:53,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 16:21:53,772 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:21:53,773 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:21:53,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:21:53,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:21:53,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 16:21:53,774 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 16:21:53,774 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_8a0aab7b-da69-4786-91c7-2b33ea061409/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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-09 16:21:53,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:21:53,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:21:53,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:21:53,807 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:21:53,807 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:21:53,808 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-09 16:21:53,842 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/f4721e9ec/0a24ef3ecff344d69695512875c90024/FLAGba08c2ee9 [2018-12-09 16:21:54,252 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:21:54,253 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-09 16:21:54,257 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/f4721e9ec/0a24ef3ecff344d69695512875c90024/FLAGba08c2ee9 [2018-12-09 16:21:54,265 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/data/f4721e9ec/0a24ef3ecff344d69695512875c90024 [2018-12-09 16:21:54,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:21:54,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:21:54,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:21:54,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:21:54,270 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:21:54,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54, skipping insertion in model container [2018-12-09 16:21:54,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:21:54,289 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:21:54,396 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:21:54,401 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:21:54,425 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:21:54,439 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:21:54,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54 WrapperNode [2018-12-09 16:21:54,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:21:54,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:21:54,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:21:54,440 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:21:54,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:21:54,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:21:54,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:21:54,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:21:54,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... [2018-12-09 16:21:54,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:21:54,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:21:54,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:21:54,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:21:54,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:21:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/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 16:21:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 16:21:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 16:21:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:21:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 16:21:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:21:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:21:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 16:21:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 16:21:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:21:54,654 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:21:54,678 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:21:54,699 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:21:55,430 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:21:55,531 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:21:55,532 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 16:21:55,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:55 BoogieIcfgContainer [2018-12-09 16:21:55,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:21:55,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:21:55,532 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:21:55,538 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:21:55,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:55" (1/1) ... [2018-12-09 16:21:55,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:21:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:21:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-09 16:21:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-09 16:21:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 16:21:55,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:21:55,601 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:21:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:21:55,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:21:55,629 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 16:21:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:21:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-09 16:21:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-09 16:21:55,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:21:55,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:21:55,636 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:21:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:21:55,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:22:00,759 WARN L180 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2018-12-09 16:22:00,765 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 16:22:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:22:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2018-12-09 16:22:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2018-12-09 16:22:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 16:22:03,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:22:03,378 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:22:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:22:03,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:22:03,474 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 16:22:06,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:22:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-09 16:22:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-09 16:22:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 16:22:06,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:22:06,298 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:22:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:22:06,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:22:06,703 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 16:22:18,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:22:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-12-09 16:22:18,030 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-12-09 16:22:18,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 16:22:18,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:22:18,031 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:22:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:22:18,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:22:18,044 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 16:22:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:22:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-12-09 16:22:18,046 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-12-09 16:22:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 16:22:18,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:22:18,048 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:22:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:22:18,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:22:18,259 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 16:22:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:22:18,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-12-09 16:22:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-09 16:22:18,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:22:18,808 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-09 16:22:18,813 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 16:22:18,913 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-09 16:22:18,915 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,916 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,916 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,916 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,916 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,916 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,918 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:22:18,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,921 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:22:18,922 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,922 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,922 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,922 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-09 16:22:18,923 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 16:22:18,923 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-09 16:22:18,923 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 16:22:18,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:22:18 ImpRootNode [2018-12-09 16:22:18,923 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:22:18,924 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:22:18,924 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:22:18,924 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:22:18,924 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:21:55" (3/4) ... [2018-12-09 16:22:18,926 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:22:18,932 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 16:22:18,933 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 16:22:18,948 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-09 16:22:18,956 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8a0aab7b-da69-4786-91c7-2b33ea061409/bin-2019/ukojak/witness.graphml [2018-12-09 16:22:18,956 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:22:18,957 INFO L168 Benchmark]: Toolchain (without parser) took 24689.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.4 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:22:18,957 INFO L168 Benchmark]: CDTParser took 0.12 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 16:22:18,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.59 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:22:18,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:22:18,958 INFO L168 Benchmark]: Boogie Preprocessor took 28.17 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. [2018-12-09 16:22:18,958 INFO L168 Benchmark]: RCFGBuilder took 1002.15 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:22:18,958 INFO L168 Benchmark]: CodeCheck took 23391.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -16.9 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:22:18,959 INFO L168 Benchmark]: Witness Printer took 32.65 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 16:22:18,960 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. SAFE Result, 23.2s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 956 SDtfs, 310 SDslu, 260 SDs, 0 SdLazy, 1436 SolverSat, 482 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 48.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 667 GetRequests, 608 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1112 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 5851 SizeOfPredicates, 32 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - PositiveResult [Line: 135]: 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: 20]: Loop Invariant [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,961 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:22:18,961 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,961 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,962 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-09 16:22:18,962 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:22:18,962 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,963 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-09 16:22:18,963 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 171.59 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.17 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 1002.15 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. * CodeCheck took 23391.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -16.9 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. * Witness Printer took 32.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...