./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 4cd7167e4c5d704bd032daefd453bfeb73829b6b ............................................................................................................................................................................................................................................................... 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_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 4cd7167e4c5d704bd032daefd453bfeb73829b6b ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:02:12,636 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:02:12,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:02:12,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:02:12,645 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:02:12,646 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:02:12,647 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:02:12,648 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:02:12,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:02:12,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:02:12,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:02:12,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:02:12,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:02:12,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:02:12,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:02:12,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:02:12,653 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:02:12,654 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:02:12,656 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:02:12,657 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:02:12,657 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:02:12,658 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:02:12,660 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:02:12,660 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:02:12,660 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:02:12,661 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:02:12,662 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:02:12,662 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:02:12,663 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:02:12,664 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:02:12,664 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:02:12,664 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:02:12,665 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:02:12,665 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:02:12,665 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:02:12,666 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:02:12,666 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:02:12,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:02:12,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:02:12,677 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:02:12,677 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:02:12,678 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:02:12,678 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:02:12,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:02:12,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:02:12,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:02:12,680 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:02:12,680 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:02:12,680 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:02:12,680 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:02:12,680 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:02:12,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:02:12,681 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:02:12,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:02:12,682 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_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 -> 4cd7167e4c5d704bd032daefd453bfeb73829b6b [2018-11-18 17:02:12,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:02:12,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:02:12,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:02:12,719 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:02:12,719 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:02:12,720 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-11-18 17:02:12,756 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/5c1d19319/26d911255b77469d9992d5bed9a17b9e/FLAG0249ef171 [2018-11-18 17:02:13,182 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:02:13,182 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-11-18 17:02:13,189 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/5c1d19319/26d911255b77469d9992d5bed9a17b9e/FLAG0249ef171 [2018-11-18 17:02:13,198 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/5c1d19319/26d911255b77469d9992d5bed9a17b9e [2018-11-18 17:02:13,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:02:13,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:02:13,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:02:13,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:02:13,204 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:02:13,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a3a42eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13, skipping insertion in model container [2018-11-18 17:02:13,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:02:13,239 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:02:13,390 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:02:13,393 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:02:13,448 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:02:13,509 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:02:13,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13 WrapperNode [2018-11-18 17:02:13,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:02:13,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:02:13,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:02:13,510 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:02:13,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:02:13,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:02:13,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:02:13,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:02:13,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... [2018-11-18 17:02:13,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:02:13,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:02:13,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:02:13,574 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:02:13,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 [2018-11-18 17:02:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 17:02:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:02:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:02:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:02:14,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:02:14,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:02:14 BoogieIcfgContainer [2018-11-18 17:02:14,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:02:14,199 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:02:14,200 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:02:14,207 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:02:14,207 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:02:14" (1/1) ... [2018-11-18 17:02:14,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:02:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:02:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-18 17:02:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-18 17:02:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 17:02:14,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:02:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:02:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:02:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:02:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2018-11-18 17:02:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2018-11-18 17:02:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:02:14,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:02:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:02:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:02:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:02:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:02:14,445 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 17:02:14,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:02:14 ImpRootNode [2018-11-18 17:02:14,474 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:02:14,475 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:02:14,475 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:02:14,475 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:02:14,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:02:14" (3/4) ... [2018-11-18 17:02:14,479 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:02:14,479 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:02:14,480 INFO L168 Benchmark]: Toolchain (without parser) took 1279.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -91.8 MB). Peak memory consumption was 72.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,481 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:02:14,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 959.1 MB in the beginning and 1.2 GB in the end (delta: -201.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,483 INFO L168 Benchmark]: Boogie Preprocessor took 31.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,483 INFO L168 Benchmark]: RCFGBuilder took 625.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,484 INFO L168 Benchmark]: CodeCheck took 274.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:02:14,484 INFO L168 Benchmark]: Witness Printer took 4.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:02:14,487 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 74 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 377]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 285, overapproximation of someBinaryArithmeticDOUBLEoperation at line 321, overapproximation of bitwiseAnd at line 303, overapproximation of someBinaryDOUBLEComparisonOperation at line 101. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L168] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L280-L293] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L372] double x = 1.0 / 0.0; [L373] CALL, EXPR __ieee754_acos(x) [L296] double z, p, q, r, w, s, c, df; [L297] __int32_t hx, ix; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L299] FCALL ieee_double_shape_type gh_u; [L300] FCALL gh_u.value = (x) [L301] EXPR, FCALL gh_u.parts.msw [L301] (hx) = gh_u.parts.msw [L302] COND FALSE !(0) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L303] ix = hx & 0x7fffffff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L304] COND FALSE !(ix >= 0x3ff00000) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L319] COND TRUE ix < 0x3fe00000 [L320] COND TRUE ix <= 0x3c600000 [L321] RET return pio2_hi_acos + pio2_lo_acos; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L373] EXPR __ieee754_acos(x) [L373] double res = __ieee754_acos(x); [L376] CALL, EXPR isnan_double(res) [L101] RET return x != x; [L376] EXPR isnan_double(res) [L376] COND TRUE !isnan_double(res) [L377] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 959.1 MB in the beginning and 1.2 GB in the end (delta: -201.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 625.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 274.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 17:02:15,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:02:15,927 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:02:15,935 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:02:15,936 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:02:15,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:02:15,937 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:02:15,938 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:02:15,940 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:02:15,940 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:02:15,941 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:02:15,941 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:02:15,942 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:02:15,942 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:02:15,943 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:02:15,944 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:02:15,944 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:02:15,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:02:15,947 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:02:15,948 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:02:15,949 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:02:15,950 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:02:15,951 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:02:15,952 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:02:15,952 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:02:15,953 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:02:15,953 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:02:15,954 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:02:15,954 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:02:15,955 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:02:15,955 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:02:15,956 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:02:15,956 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:02:15,956 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:02:15,957 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:02:15,957 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:02:15,958 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:02:15,968 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:02:15,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:02:15,969 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:02:15,969 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:02:15,970 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:02:15,970 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:02:15,970 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:02:15,970 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:02:15,971 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:02:15,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:02:15,972 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:02:15,972 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:02:15,972 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:02:15,972 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:02:15,972 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:02:15,972 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:02:15,973 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:02:15,973 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:02:15,974 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:02:15,974 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:02:15,974 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_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 -> 4cd7167e4c5d704bd032daefd453bfeb73829b6b [2018-11-18 17:02:16,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:02:16,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:02:16,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:02:16,018 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:02:16,019 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:02:16,019 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-11-18 17:02:16,053 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/cf275080d/237e1de7fb3547e9b288b667ee5fa56f/FLAG0643e995a [2018-11-18 17:02:16,476 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:02:16,476 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/sv-benchmarks/c/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-11-18 17:02:16,482 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/cf275080d/237e1de7fb3547e9b288b667ee5fa56f/FLAG0643e995a [2018-11-18 17:02:16,492 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/bin-2019/ukojak/data/cf275080d/237e1de7fb3547e9b288b667ee5fa56f [2018-11-18 17:02:16,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:02:16,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:02:16,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:02:16,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:02:16,499 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:02:16,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505d5063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16, skipping insertion in model container [2018-11-18 17:02:16,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:02:16,532 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:02:16,730 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:02:16,734 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:02:16,791 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:02:16,818 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:02:16,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16 WrapperNode [2018-11-18 17:02:16,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:02:16,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:02:16,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:02:16,819 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:02:16,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:02:16,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:02:16,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:02:16,899 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:02:16,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... [2018-11-18 17:02:16,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:02:16,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:02:16,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:02:16,933 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:02:16,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:02:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c590e9e4-d895-425d-b675-bef1c5ca4bba/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 [2018-11-18 17:02:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 17:02:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 17:02:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 17:02:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 17:02:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:02:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:02:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:02:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:02:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:02:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:02:17,115 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:02:30,749 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:03:05,492 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:03:05,500 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:03:53,231 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:03:53,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:03:53 BoogieIcfgContainer [2018-11-18 17:03:53,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:03:53,232 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:03:53,232 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:03:53,239 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:03:53,239 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:03:53" (1/1) ... [2018-11-18 17:03:53,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:03:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:03:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-18 17:03:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-18 17:03:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 17:03:53,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:03:53,310 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 17:03:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:03:53,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:03:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:03:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:03:53,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2018-11-18 17:03:53,362 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2018-11-18 17:03:53,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:03:53,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:03:53,363 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 17:03:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:03:53,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:03:53,517 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:03:53,517 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:03:53,522 INFO L477 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 [2018-11-18 17:03:53,577 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:03:53,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 33 [2018-11-18 17:03:53,579 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:03:53,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 17:03:53,618 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:03:53,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 17:03:53,621 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:03:53,643 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:03:53,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:03:53,656 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. [2018-11-18 17:03:53,656 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:47, output treesize:19 [2018-11-18 17:03:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:03:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:03:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-11-18 17:03:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-11-18 17:03:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:03:53,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:03:53,857 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 17:03:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:03:53,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:03:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:03:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:03:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-18 17:03:53,877 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-18 17:03:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:03:53,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:03:53,878 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 17:03:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:03:58,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:03:58,705 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:03:58,706 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:03:58,707 INFO L477 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 [2018-11-18 17:03:58,745 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:03:58,746 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:03:58,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 17:03:58,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:03:58,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 17:03:58,785 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:03:58,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 17:03:58,787 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:03:58,792 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:03:58,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:03:58,806 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. [2018-11-18 17:03:58,806 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:22 [2018-11-18 17:03:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:04:23,543 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-18 17:04:23,543 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkValidity(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkInternal(ProtectiveHoareTripleChecker.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkInternal(EfficientHoareTripleChecker.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:489) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 27 more [2018-11-18 17:04:23,546 INFO L168 Benchmark]: Toolchain (without parser) took 127051.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 953.2 MB in the beginning and 922.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 160.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:04:23,547 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:04:23,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.32 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 926.3 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:04:23,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:04:23,548 INFO L168 Benchmark]: Boogie Preprocessor took 33.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:04:23,549 INFO L168 Benchmark]: RCFGBuilder took 96298.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:04:23,549 INFO L168 Benchmark]: CodeCheck took 30313.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.3 MB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:04:23,551 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.32 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 926.3 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 96298.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. * CodeCheck took 30313.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.3 MB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...