./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_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_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/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 8d015b2bc8cb93a5e0ac1240dd23d0cf22b0709d .................................................................................................................................................................................................................................. 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_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/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 8d015b2bc8cb93a5e0ac1240dd23d0cf22b0709d ............................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:48:50,346 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:48:50,347 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:48:50,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:48:50,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:48:50,355 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:48:50,356 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:48:50,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:48:50,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:48:50,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:48:50,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:48:50,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:48:50,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:48:50,359 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:48:50,360 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:48:50,360 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:48:50,361 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:48:50,361 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:48:50,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:48:50,363 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:48:50,364 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:48:50,364 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:48:50,365 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:48:50,366 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:48:50,366 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:48:50,366 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:48:50,367 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:48:50,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:48:50,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:48:50,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:48:50,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:48:50,368 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:48:50,368 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:48:50,368 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:48:50,369 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:48:50,369 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:48:50,369 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 17:48:50,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:48:50,379 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:48:50,380 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:48:50,380 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 17:48:50,381 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:48:50,381 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:48:50,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:48:50,381 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:48:50,381 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:48:50,381 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:48:50,381 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:48:50,382 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:48:50,382 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:48:50,383 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:48:50,383 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:48:50,383 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:48:50,383 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:48:50,383 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:48:50,383 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:48:50,383 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:48:50,384 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 17:48:50,384 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:48:50,384 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 17:48:50,384 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_2bf0423e-6d70-44d8-afb0-206cf48d4f47/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 -> 8d015b2bc8cb93a5e0ac1240dd23d0cf22b0709d [2018-12-02 17:48:50,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:48:50,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:48:50,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:48:50,417 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:48:50,417 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:48:50,417 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-02 17:48:50,451 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/7fc0feec3/6152a7d38a8d4e3db6d594a32f67a573/FLAG048093eb3 [2018-12-02 17:48:50,730 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:48:50,731 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-02 17:48:50,735 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/7fc0feec3/6152a7d38a8d4e3db6d594a32f67a573/FLAG048093eb3 [2018-12-02 17:48:50,743 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/7fc0feec3/6152a7d38a8d4e3db6d594a32f67a573 [2018-12-02 17:48:50,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:48:50,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:48:50,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:48:50,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:48:50,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:48:50,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97cb65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50, skipping insertion in model container [2018-12-02 17:48:50,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:48:50,766 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:48:50,861 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:48:50,863 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:48:50,880 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:48:50,892 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:48:50,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50 WrapperNode [2018-12-02 17:48:50,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:48:50,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:48:50,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:48:50,893 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:48:50,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:48:50,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:48:50,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:48:50,946 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:48:50,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... [2018-12-02 17:48:50,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:48:50,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:48:50,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:48:50,964 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:48:50,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:48:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 17:48:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 17:48:51,179 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:48:51,180 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 17:48:51,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:51 BoogieIcfgContainer [2018-12-02 17:48:51,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:48:51,180 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:48:51,180 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:48:51,186 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:48:51,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:51" (1/1) ... [2018-12-02 17:48:51,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 17:48:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 17:48:51,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 17:48:51,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 17:48:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 17:48:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:48:51,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:48:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:48:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:48:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:48:51,349 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 17:48:51,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:48:51 ImpRootNode [2018-12-02 17:48:51,367 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:48:51,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:48:51,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:48:51,368 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:48:51,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:51" (3/4) ... [2018-12-02 17:48:51,371 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 17:48:51,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:48:51,371 INFO L168 Benchmark]: Toolchain (without parser) took 625.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -84.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:51,372 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-02 17:48:51,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.70 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:51,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:51,374 INFO L168 Benchmark]: Boogie Preprocessor took 17.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:48:51,374 INFO L168 Benchmark]: RCFGBuilder took 215.65 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:51,375 INFO L168 Benchmark]: CodeCheck took 187.40 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:51,375 INFO L168 Benchmark]: Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:48:51,377 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 64 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of bitwiseAnd at line 26, overapproximation of someBinaryArithmeticDOUBLEoperation at line 43. Possible FailurePath: [L86] double x = 0.0; [L18] __int32_t msw, exponent_less_1023; [L19] __uint32_t lsw; [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 [L26] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L27] COND FALSE !(exponent_less_1023 < 20) [L41] COND TRUE exponent_less_1023 > 51 [L42] COND FALSE !(exponent_less_1023 == 1024) [L45] return x; [L87] double res = round_double(x); [L90] EXPR res == 0.0 && __signbit_double(res) == 0 [L90] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L91] __VERIFIER_error() * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.70 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 215.65 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 187.40 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:48:52,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:48:52,727 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:48:52,733 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:48:52,733 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:48:52,734 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:48:52,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:48:52,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:48:52,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:48:52,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:48:52,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:48:52,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:48:52,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:48:52,738 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:48:52,739 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:48:52,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:48:52,739 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:48:52,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:48:52,741 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:48:52,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:48:52,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:48:52,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:48:52,744 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:48:52,744 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:48:52,744 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:48:52,745 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:48:52,745 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:48:52,746 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:48:52,746 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:48:52,747 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:48:52,747 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:48:52,747 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:48:52,747 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:48:52,747 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:48:52,748 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:48:52,748 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:48:52,748 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 17:48:52,756 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:48:52,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:48:52,757 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:48:52,757 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 17:48:52,757 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:48:52,757 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:48:52,758 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:48:52,758 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:48:52,759 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:48:52,759 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:48:52,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:48:52,760 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 17:48:52,760 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 17:48:52,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:48:52,761 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 17:48:52,761 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 17:48:52,761 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_2bf0423e-6d70-44d8-afb0-206cf48d4f47/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 -> 8d015b2bc8cb93a5e0ac1240dd23d0cf22b0709d [2018-12-02 17:48:52,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:48:52,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:48:52,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:48:52,793 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:48:52,793 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:48:52,794 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-02 17:48:52,835 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/9e7c51ad7/5657666e4b204f79998ea1dc8881d40b/FLAGd3f679463 [2018-12-02 17:48:53,225 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:48:53,225 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-02 17:48:53,230 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/9e7c51ad7/5657666e4b204f79998ea1dc8881d40b/FLAGd3f679463 [2018-12-02 17:48:53,239 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/data/9e7c51ad7/5657666e4b204f79998ea1dc8881d40b [2018-12-02 17:48:53,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:48:53,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:48:53,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:48:53,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:48:53,244 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:48:53,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e2f300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53, skipping insertion in model container [2018-12-02 17:48:53,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:48:53,262 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:48:53,375 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:48:53,380 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:48:53,405 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:48:53,424 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:48:53,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53 WrapperNode [2018-12-02 17:48:53,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:48:53,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:48:53,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:48:53,426 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:48:53,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:48:53,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:48:53,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:48:53,455 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:48:53,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... [2018-12-02 17:48:53,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:48:53,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:48:53,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:48:53,508 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:48:53,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:48:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:48:53,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 17:48:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 17:48:53,679 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 17:48:53,714 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 17:48:54,154 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:48:54,154 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 17:48:54,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:54 BoogieIcfgContainer [2018-12-02 17:48:54,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:48:54,155 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:48:54,155 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:48:54,161 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:48:54,162 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:54" (1/1) ... [2018-12-02 17:48:54,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 17:48:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 17:48:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 17:48:54,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:54,223 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:54,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 17:48:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 17:48:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:48:54,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:54,258 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:54,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:54,307 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:54,307 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:54,311 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 [2018-12-02 17:48:54,344 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:54,345 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 28 [2018-12-02 17:48:54,345 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:54,357 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 17 treesize of output 13 [2018-12-02 17:48:54,360 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:54,361 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 13 treesize of output 5 [2018-12-02 17:48:54,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:54,363 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:54,364 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:54,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:48:54,371 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-02 17:48:54,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-02 17:48:54,585 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-02 17:48:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 17:48:54,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:54,586 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:54,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:54,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-02 17:48:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-02 17:48:55,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 17:48:55,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:55,069 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:55,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:55,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-02 17:48:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-02 17:48:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 17:48:55,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:55,084 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:55,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:55,110 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:55,110 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:55,111 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 [2018-12-02 17:48:55,151 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:55,152 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 29 [2018-12-02 17:48:55,152 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,163 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 17 treesize of output 13 [2018-12-02 17:48:55,165 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 13 treesize of output 1 [2018-12-02 17:48:55,166 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,167 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,169 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,173 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:48:55,174 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-02 17:48:55,382 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 54 treesize of output 48 [2018-12-02 17:48:55,386 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 48 treesize of output 39 [2018-12-02 17:48:55,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-12-02 17:48:55,401 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,404 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,407 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:55,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:48:55,419 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:85, output treesize:34 [2018-12-02 17:48:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-02 17:48:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-02 17:48:56,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 17:48:56,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:56,179 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:56,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-02 17:48:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-02 17:48:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 17:48:56,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:48:56,196 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:48:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:56,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:48:56,225 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:56,226 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:56,227 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 21 treesize of output 34 [2018-12-02 17:48:56,231 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:56,233 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 31 treesize of output 28 [2018-12-02 17:48:56,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,244 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 17 treesize of output 13 [2018-12-02 17:48:56,246 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:48:56,247 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 13 treesize of output 5 [2018-12-02 17:48:56,247 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,249 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:48:56,255 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-02 17:48:56,364 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 54 treesize of output 48 [2018-12-02 17:48:56,367 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 48 treesize of output 39 [2018-12-02 17:48:56,380 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-12-02 17:48:56,380 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,383 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:48:56,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:48:56,398 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:85, output treesize:34 [2018-12-02 17:48:56,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:57,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:48:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 17:48:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 17:48:57,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 17:48:57,280 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 17:48:57,285 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 17:48:57,353 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 17:48:57,359 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 17:48:57,359 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 17:48:57,359 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 17:48:57,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,362 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 17:48:57,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:48:57 ImpRootNode [2018-12-02 17:48:57,362 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:48:57,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:48:57,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:48:57,363 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:48:57,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:54" (3/4) ... [2018-12-02 17:48:57,365 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 17:48:57,371 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-02 17:48:57,372 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 17:48:57,372 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 17:48:57,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-12-02 17:48:57,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) [2018-12-02 17:48:57,402 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bf0423e-6d70-44d8-afb0-206cf48d4f47/bin-2019/ukojak/witness.graphml [2018-12-02 17:48:57,402 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:48:57,403 INFO L168 Benchmark]: Toolchain (without parser) took 4162.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.4 MB in the beginning and 831.7 MB in the end (delta: 111.6 MB). Peak memory consumption was 251.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:57,404 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. [2018-12-02 17:48:57,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.10 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. [2018-12-02 17:48:57,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.81 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:48:57,405 INFO L168 Benchmark]: Boogie Preprocessor took 53.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:57,405 INFO L168 Benchmark]: RCFGBuilder took 646.58 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:57,405 INFO L168 Benchmark]: CodeCheck took 3207.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 831.7 MB in the end (delta: 261.9 MB). Peak memory consumption was 261.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:48:57,405 INFO L168 Benchmark]: Witness Printer took 40.09 ms. Allocated memory is still 1.2 GB. Free memory is still 831.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:48:57,406 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, 30 locations, 1 error locations. SAFE Result, 3.1s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1548 SDtfs, 510 SDslu, 340 SDs, 0 SdLazy, 2142 SolverSat, 480 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 703 GetRequests, 656 SyntacticMatches, 9 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 410 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 79 ConstructedInterpolants, 15 QuantifiedInterpolants, 5376 SizeOfPredicates, 33 NumberOfNonLiveVariables, 272 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 91]: 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 Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 69]: Loop Invariant [2018-12-02 17:48:57,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 17:48:57,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * 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 183.10 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 28.81 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 646.58 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * CodeCheck took 3207.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 831.7 MB in the end (delta: 261.9 MB). Peak memory consumption was 261.9 MB. Max. memory is 11.5 GB. * Witness Printer took 40.09 ms. Allocated memory is still 1.2 GB. Free memory is still 831.7 MB. 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[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...