./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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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 [2018-12-09 04:38:09,195 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:38:09,196 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:38:09,202 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:38:09,202 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:38:09,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:38:09,203 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:38:09,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:38:09,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:38:09,206 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:38:09,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:38:09,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:38:09,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:38:09,207 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:38:09,208 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:38:09,208 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:38:09,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:38:09,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:38:09,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:38:09,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:38:09,211 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:38:09,212 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:38:09,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:38:09,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:38:09,213 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:38:09,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:38:09,214 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:38:09,215 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:38:09,215 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:38:09,216 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:38:09,216 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:38:09,216 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:38:09,216 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:38:09,216 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:38:09,217 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:38:09,217 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:38:09,217 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 04:38:09,225 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:38:09,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:38:09,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:38:09,225 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 04:38:09,226 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:38:09,226 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:38:09,226 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:38:09,227 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:38:09,227 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:38:09,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:38:09,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:38:09,228 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:38:09,228 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:38:09,228 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 04:38:09,228 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:38:09,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 04:38:09,228 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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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 [2018-12-09 04:38:09,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:38:09,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:38:09,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:38:09,253 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:38:09,253 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:38:09,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-09 04:38:09,291 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef590fb7f/75e6195b4a994e78ad0a0b1678073a68/FLAG9221146fb [2018-12-09 04:38:09,579 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:38:09,580 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-09 04:38:09,583 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef590fb7f/75e6195b4a994e78ad0a0b1678073a68/FLAG9221146fb [2018-12-09 04:38:09,591 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef590fb7f/75e6195b4a994e78ad0a0b1678073a68 [2018-12-09 04:38:09,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:38:09,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:38:09,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:38:09,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:38:09,596 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:38:09,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b0ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09, skipping insertion in model container [2018-12-09 04:38:09,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:38:09,617 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:38:09,717 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:38:09,719 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:38:09,737 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:38:09,749 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:38:09,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09 WrapperNode [2018-12-09 04:38:09,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:38:09,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:38:09,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:38:09,750 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:38:09,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:38:09,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:38:09,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:38:09,809 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:38:09,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... [2018-12-09 04:38:09,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:38:09,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:38:09,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:38:09,827 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:38:09,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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 04:38:09,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 04:38:09,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 04:38:09,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 04:38:09,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:38:09,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:38:09,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:38:09,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 04:38:09,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 04:38:10,054 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:38:10,054 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 04:38:10,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:10 BoogieIcfgContainer [2018-12-09 04:38:10,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:38:10,054 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:38:10,055 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:38:10,063 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:38:10,063 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:10" (1/1) ... [2018-12-09 04:38:10,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:38:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:10,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-09 04:38:10,091 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-09 04:38:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 04:38:10,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:10,160 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 04:38:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-09 04:38:10,167 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-09 04:38:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:38:10,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:38:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:38:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:38:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:38:10,240 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 04:38:10,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:38:10 ImpRootNode [2018-12-09 04:38:10,256 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 04:38:10,257 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:38:10,257 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:38:10,257 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:38:10,257 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:10" (3/4) ... [2018-12-09 04:38:10,260 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 04:38:10,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:38:10,260 INFO L168 Benchmark]: Toolchain (without parser) took 666.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -95.6 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:10,261 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:38:10,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.24 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:10,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:10,262 INFO L168 Benchmark]: Boogie Preprocessor took 17.99 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. [2018-12-09 04:38:10,262 INFO L168 Benchmark]: RCFGBuilder took 227.47 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:10,263 INFO L168 Benchmark]: CodeCheck took 201.98 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:10,263 INFO L168 Benchmark]: Witness Printer took 3.14 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. [2018-12-09 04:38:10,265 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.24 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.99 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 227.47 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 201.98 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.14 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. 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 04:38:11,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:38:11,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:38:11,552 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:38:11,552 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:38:11,553 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:38:11,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:38:11,555 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:38:11,556 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:38:11,556 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:38:11,557 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:38:11,557 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:38:11,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:38:11,559 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:38:11,559 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:38:11,560 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:38:11,560 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:38:11,561 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:38:11,562 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:38:11,563 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:38:11,564 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:38:11,565 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:38:11,566 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:38:11,566 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:38:11,567 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:38:11,567 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:38:11,567 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:38:11,568 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:38:11,568 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:38:11,569 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:38:11,569 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:38:11,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:38:11,569 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:38:11,569 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:38:11,570 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:38:11,570 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:38:11,570 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 04:38:11,579 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:38:11,580 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:38:11,580 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:38:11,581 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 04:38:11,581 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:38:11,581 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:38:11,581 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:38:11,582 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:38:11,583 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:38:11,583 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:38:11,584 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:38:11,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:38:11,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:38:11,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:38:11,584 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:38:11,584 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 04:38:11,585 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 04:38:11,585 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_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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 [2018-12-09 04:38:11,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:38:11,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:38:11,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:38:11,619 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:38:11,620 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:38:11,620 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-09 04:38:11,656 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef2d312e6/c23867e200744466a9bffadc0fb29daf/FLAGdf4bad5c7 [2018-12-09 04:38:12,078 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:38:12,079 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/sv-benchmarks/c/float-newlib/double_req_bl_1032a_true-unreach-call.c [2018-12-09 04:38:12,083 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef2d312e6/c23867e200744466a9bffadc0fb29daf/FLAGdf4bad5c7 [2018-12-09 04:38:12,091 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/data/ef2d312e6/c23867e200744466a9bffadc0fb29daf [2018-12-09 04:38:12,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:38:12,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:38:12,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:38:12,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:38:12,097 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:38:12,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12, skipping insertion in model container [2018-12-09 04:38:12,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:38:12,114 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:38:12,212 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:38:12,215 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:38:12,234 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:38:12,251 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:38:12,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12 WrapperNode [2018-12-09 04:38:12,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:38:12,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:38:12,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:38:12,252 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:38:12,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:38:12,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:38:12,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:38:12,277 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:38:12,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:38:12,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:38:12,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:38:12,327 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:38:12,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:38:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/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 04:38:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 04:38:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 04:38:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:38:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 04:38:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:38:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:38:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 04:38:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 04:38:12,487 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 04:38:12,513 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 04:38:12,942 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:38:12,943 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 04:38:12,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:12 BoogieIcfgContainer [2018-12-09 04:38:12,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:38:12,943 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:38:12,943 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:38:12,949 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:38:12,950 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:12" (1/1) ... [2018-12-09 04:38:12,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:38:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:12,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-09 04:38:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-09 04:38:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 04:38:12,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:13,009 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:13,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:13,031 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 04:38:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-09 04:38:13,037 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-09 04:38:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:38:13,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:13,038 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:13,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:13,079 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,080 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,083 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 04:38:13,113 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,114 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 [2018-12-09 04:38:13,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,126 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 [2018-12-09 04:38:13,130 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,131 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 [2018-12-09 04:38:13,131 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,133 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,134 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,140 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. [2018-12-09 04:38:13,140 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-09 04:38:13,174 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 04:38:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-09 04:38:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-09 04:38:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:38:13,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:13,352 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:13,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:13,409 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 04:38:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-09 04:38:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-09 04:38:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 04:38:13,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:13,831 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:13,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:13,840 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 04:38:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-09 04:38:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-09 04:38:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 04:38:13,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:13,844 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:13,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:13,869 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,869 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,870 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 04:38:13,906 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:13,907 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 [2018-12-09 04:38:13,907 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,916 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 [2018-12-09 04:38:13,919 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 [2018-12-09 04:38:13,919 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,920 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,922 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:13,927 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. [2018-12-09 04:38:13,927 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-09 04:38:14,129 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 [2018-12-09 04:38:14,133 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 [2018-12-09 04:38:14,145 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 [2018-12-09 04:38:14,146 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:14,150 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:14,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:14,168 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. [2018-12-09 04:38:14,168 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:85, output treesize:34 [2018-12-09 04:38:14,175 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 04:38:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-09 04:38:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-09 04:38:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 04:38:14,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:14,975 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:14,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:14,989 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 04:38:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-09 04:38:14,993 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-09 04:38:14,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 04:38:14,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:38:14,995 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 04:38:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:38:15,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:38:15,025 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:15,026 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:15,026 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 [2018-12-09 04:38:15,031 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:15,032 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 [2018-12-09 04:38:15,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,042 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 [2018-12-09 04:38:15,044 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 04:38:15,045 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 [2018-12-09 04:38:15,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,047 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,053 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. [2018-12-09 04:38:15,053 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-09 04:38:15,158 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 [2018-12-09 04:38:15,162 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 [2018-12-09 04:38:15,174 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 [2018-12-09 04:38:15,174 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,178 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,181 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:38:15,194 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. [2018-12-09 04:38:15,194 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:85, output treesize:34 [2018-12-09 04:38:15,458 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 04:38:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:38:16,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-09 04:38:16,006 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-09 04:38:16,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 04:38:16,006 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-09 04:38:16,012 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 04:38:16,094 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 04:38:16,100 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 04:38:16,101 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 04:38:16,101 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 04:38:16,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,103 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,103 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,103 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,103 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,104 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 04:38:16,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:38:16 ImpRootNode [2018-12-09 04:38:16,105 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 04:38:16,105 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:38:16,105 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:38:16,105 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:38:16,106 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:38:12" (3/4) ... [2018-12-09 04:38:16,109 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 04:38:16,115 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-09 04:38:16,116 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 04:38:16,116 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 04:38:16,133 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-12-09 04:38:16,133 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])) [2018-12-09 04:38:16,150 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7da680e8-11f1-4521-b2b6-54a2dd9f706e/bin-2019/ukojak/witness.graphml [2018-12-09 04:38:16,150 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:38:16,151 INFO L168 Benchmark]: Toolchain (without parser) took 4057.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 820.6 MB in the end (delta: 124.1 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,152 INFO L168 Benchmark]: CDTParser took 0.13 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 04:38:16,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 156.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.53 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:38:16,152 INFO L168 Benchmark]: Boogie Preprocessor took 49.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,153 INFO L168 Benchmark]: RCFGBuilder took 616.31 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,153 INFO L168 Benchmark]: CodeCheck took 3161.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 827.3 MB in the end (delta: 265.8 MB). Peak memory consumption was 265.8 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,153 INFO L168 Benchmark]: Witness Printer took 45.32 ms. Allocated memory is still 1.2 GB. Free memory was 827.3 MB in the beginning and 820.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 04:38:16,154 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, 3.0s 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, 0.9s 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 [2018-12-09 04:38:16,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,156 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,156 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,156 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 04:38:16,156 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 0.13 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 156.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 25.53 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 616.31 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * CodeCheck took 3161.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 827.3 MB in the end (delta: 265.8 MB). Peak memory consumption was 265.8 MB. Max. memory is 11.5 GB. * Witness Printer took 45.32 ms. Allocated memory is still 1.2 GB. Free memory was 827.3 MB in the beginning and 820.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. 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...