./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_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_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ............................................................................................................................................................................................................................................. 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_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:17:50,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:17:50,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:17:50,692 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:17:50,692 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:17:50,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:17:50,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:17:50,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:17:50,695 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:17:50,695 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:17:50,696 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:17:50,696 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:17:50,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:17:50,697 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:17:50,698 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:17:50,698 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:17:50,699 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:17:50,699 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:17:50,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:17:50,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:17:50,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:17:50,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:17:50,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:17:50,704 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:17:50,704 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:17:50,705 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:17:50,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:17:50,706 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:17:50,706 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:17:50,707 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:17:50,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:17:50,707 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:17:50,707 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:17:50,707 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:17:50,708 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:17:50,708 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:17:50,709 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 01:17:50,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:17:50,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:17:50,717 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:17:50,717 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:17:50,717 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:17:50,718 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:17:50,718 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:17:50,719 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:17:50,719 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:17:50,719 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:17:50,719 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:17:50,720 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 01:17:50,720 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:17:50,720 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:17:50,720 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_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2018-12-02 01:17:50,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:17:50,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:17:50,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:17:50,750 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:17:50,750 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:17:50,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-02 01:17:50,789 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/780e5a363/08cd10482e90449a954bbce83a572ea5/FLAG2f2867229 [2018-12-02 01:17:51,214 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:17:51,215 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-02 01:17:51,219 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/780e5a363/08cd10482e90449a954bbce83a572ea5/FLAG2f2867229 [2018-12-02 01:17:51,226 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/780e5a363/08cd10482e90449a954bbce83a572ea5 [2018-12-02 01:17:51,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:17:51,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:17:51,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:17:51,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:17:51,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:17:51,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,233 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 02.12 01:17:51, skipping insertion in model container [2018-12-02 01:17:51,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:17:51,247 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:17:51,340 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:17:51,341 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:17:51,361 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:17:51,376 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:17:51,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51 WrapperNode [2018-12-02 01:17:51,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:17:51,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:17:51,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:17:51,377 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:17:51,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:17:51,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:17:51,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:17:51,439 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:17:51,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:17:51,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:17:51,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:17:51,465 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:17:51,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:17:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 01:17:51,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:17:51,682 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:17:51,682 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 01:17:51,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:51 BoogieIcfgContainer [2018-12-02 01:17:51,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:17:51,683 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:17:51,683 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:17:51,690 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:17:51,690 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:51" (1/1) ... [2018-12-02 01:17:51,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:17:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-02 01:17:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-02 01:17:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:17:51,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:51,784 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 01:17:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-02 01:17:51,790 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-02 01:17:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 01:17:51,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:17:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:17:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:17:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:17:51,866 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 01:17:51,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:17:51 ImpRootNode [2018-12-02 01:17:51,883 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:17:51,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:17:51,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:17:51,883 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:17:51,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:51" (3/4) ... [2018-12-02 01:17:51,886 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:17:51,886 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:17:51,887 INFO L168 Benchmark]: Toolchain (without parser) took 658.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -73.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:51,888 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:17:51,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:51,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -128.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:51,889 INFO L168 Benchmark]: Boogie Preprocessor took 26.03 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 01:17:51,889 INFO L168 Benchmark]: RCFGBuilder took 217.74 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:51,890 INFO L168 Benchmark]: CodeCheck took 200.14 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:51,890 INFO L168 Benchmark]: Witness Printer took 3.29 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 01:17:51,892 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, 28 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, 67 GetRequests, 67 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L81] double x = 0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L82] double res = trunc_double(x); [L85] EXPR res == 0.0 && __signbit_double(res) == 0 [L85] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L86] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -128.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.03 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 217.74 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * CodeCheck took 200.14 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.29 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 01:17:53,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:17:53,138 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:17:53,144 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:17:53,145 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:17:53,145 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:17:53,146 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:17:53,147 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:17:53,148 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:17:53,149 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:17:53,149 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:17:53,150 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:17:53,150 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:17:53,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:17:53,151 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:17:53,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:17:53,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:17:53,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:17:53,154 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:17:53,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:17:53,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:17:53,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:17:53,158 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:17:53,158 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:17:53,158 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:17:53,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:17:53,159 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:17:53,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:17:53,159 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:17:53,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:17:53,160 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:17:53,160 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:17:53,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:17:53,161 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:17:53,161 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:17:53,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:17:53,162 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 01:17:53,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:17:53,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:17:53,173 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:17:53,174 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:17:53,174 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:17:53,174 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:17:53,174 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:17:53,175 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:17:53,176 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:17:53,176 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:17:53,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:17:53,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:17:53,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:17:53,178 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:17:53,178 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:17:53,178 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_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2018-12-02 01:17:53,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:17:53,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:17:53,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:17:53,215 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:17:53,215 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:17:53,216 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-02 01:17:53,259 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/c3b7969ee/02eea187545d432d95be0df2aac1bf31/FLAGac1ce169f [2018-12-02 01:17:53,658 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:17:53,659 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/sv-benchmarks/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2018-12-02 01:17:53,663 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/c3b7969ee/02eea187545d432d95be0df2aac1bf31/FLAGac1ce169f [2018-12-02 01:17:53,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/data/c3b7969ee/02eea187545d432d95be0df2aac1bf31 [2018-12-02 01:17:53,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:17:53,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:17:53,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:17:53,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:17:53,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:17:53,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,678 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 02.12 01:17:53, skipping insertion in model container [2018-12-02 01:17:53,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:17:53,693 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:17:53,789 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:17:53,792 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:17:53,812 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:17:53,828 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:17:53,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53 WrapperNode [2018-12-02 01:17:53,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:17:53,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:17:53,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:17:53,829 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:17:53,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:17:53,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:17:53,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:17:53,855 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:17:53,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... [2018-12-02 01:17:53,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:17:53,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:17:53,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:17:53,904 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:17:53,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:17:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/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 01:17:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 01:17:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 01:17:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:17:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 01:17:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:17:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:17:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:17:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:17:54,049 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:17:54,079 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:17:54,181 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:17:54,182 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 01:17:54,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:54 BoogieIcfgContainer [2018-12-02 01:17:54,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:17:54,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:17:54,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:17:54,188 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:17:54,188 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:54" (1/1) ... [2018-12-02 01:17:54,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:17:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-02 01:17:54,214 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-02 01:17:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:17:54,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:54,248 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:54,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:54,271 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 01:17:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-02 01:17:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-02 01:17:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 01:17:54,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:54,279 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:54,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:54,371 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 01:17:54,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:54,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 01:17:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 01:17:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 01:17:54,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:54,769 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:54,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:54,778 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 01:17:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-02 01:17:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-02 01:17:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:17:54,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:54,784 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:54,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:54,837 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 01:17:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-12-02 01:17:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-12-02 01:17:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:17:54,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:54,851 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:54,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:54,898 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 51 treesize of output 45 [2018-12-02 01:17:54,901 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 45 treesize of output 38 [2018-12-02 01:17:54,915 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 29 treesize of output 21 [2018-12-02 01:17:54,915 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 01:17:54,918 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 01:17:54,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 01:17:54,922 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 01:17:54,923 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2018-12-02 01:17:55,032 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 01:17:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-02 01:17:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-02 01:17:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 01:17:55,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:55,828 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:55,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:55,841 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 01:17:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-02 01:17:55,844 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-02 01:17:55,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 01:17:55,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:17:55,845 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:17:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:17:55,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:17:55,938 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 01:17:55,942 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 01:17:55,955 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 01:17:55,955 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 01:17:55,957 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 01:17:55,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 01:17:55,967 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 01:17:55,967 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:64, output treesize:34 [2018-12-02 01:17:56,134 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 01:17:56,134 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 01:17:56,135 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 01:17:56,140 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 01:17:56,141 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 01:17:56,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 01:17:56,155 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 01:17:56,159 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 01:17:56,159 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 01:17:56,160 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 01:17:56,161 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 01:17:56,162 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 01:17:56,167 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 01:17:56,167 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-02 01:17:56,240 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 01:17:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:17:58,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 01:17:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 01:17:58,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 01:17:58,479 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 01:17:58,484 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 01:17:58,529 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 01:17:58,531 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 01:17:58,535 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-02 01:17:58,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,538 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 01:17:58,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,541 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 01:17:58,541 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 01:17:58,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:17:58 ImpRootNode [2018-12-02 01:17:58,542 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:17:58,542 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:17:58,542 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:17:58,542 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:17:58,543 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:17:54" (3/4) ... [2018-12-02 01:17:58,545 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 01:17:58,552 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-02 01:17:58,552 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 01:17:58,552 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 01:17:58,569 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_7 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0])) [2018-12-02 01:17:58,569 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-02 01:17:58,570 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 01:17:58,588 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ef19528a-e77a-4859-9e4e-aaaa4a5dba12/bin-2019/ukojak/witness.graphml [2018-12-02 01:17:58,588 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:17:58,589 INFO L168 Benchmark]: Toolchain (without parser) took 4915.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 943.4 MB in the beginning and 836.1 MB in the end (delta: 107.3 MB). Peak memory consumption was 245.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:58,590 INFO L168 Benchmark]: CDTParser took 0.17 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 01:17:58,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 154.45 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 01:17:58,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.73 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 01:17:58,591 INFO L168 Benchmark]: Boogie Preprocessor took 48.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:58,591 INFO L168 Benchmark]: RCFGBuilder took 278.54 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: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:58,591 INFO L168 Benchmark]: CodeCheck took 4359.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 842.8 MB in the end (delta: 259.2 MB). Peak memory consumption was 259.2 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:58,592 INFO L168 Benchmark]: Witness Printer took 46.60 ms. Allocated memory is still 1.2 GB. Free memory was 842.8 MB in the beginning and 836.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:17:58,593 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, 28 locations, 1 error locations. SAFE Result, 4.2s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1500 SDtfs, 354 SDslu, 196 SDs, 0 SdLazy, 1840 SolverSat, 506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 715 GetRequests, 669 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 22 QuantifiedInterpolants, 5427 SizeOfPredicates, 28 NumberOfNonLiveVariables, 277 ConjunctsInSsa, 46 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: 86]: 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: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 32]: Loop Invariant [2018-12-02 01:17:58,594 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,594 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] Derived loop invariant: (\exists v_prenex_7 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0])) - InvariantResult [Line: 65]: Loop Invariant [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,597 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 01:17:58,597 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: 22]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 154.45 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 25.73 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 48.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 278.54 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: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * CodeCheck took 4359.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 842.8 MB in the end (delta: 259.2 MB). Peak memory consumption was 259.2 MB. Max. memory is 11.5 GB. * Witness Printer took 46.60 ms. Allocated memory is still 1.2 GB. Free memory was 842.8 MB in the beginning and 836.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,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_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,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...