./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_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_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ............................................................................................................................................................................................................................................................................ 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_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-01 20:17:15,636 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 20:17:15,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 20:17:15,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 20:17:15,645 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 20:17:15,646 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 20:17:15,647 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 20:17:15,648 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 20:17:15,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 20:17:15,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 20:17:15,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 20:17:15,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 20:17:15,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 20:17:15,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 20:17:15,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 20:17:15,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 20:17:15,653 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 20:17:15,654 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 20:17:15,656 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 20:17:15,657 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 20:17:15,658 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 20:17:15,658 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 20:17:15,660 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 20:17:15,660 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 20:17:15,660 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 20:17:15,661 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 20:17:15,662 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 20:17:15,662 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 20:17:15,663 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 20:17:15,664 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 20:17:15,664 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 20:17:15,664 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 20:17:15,664 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 20:17:15,664 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 20:17:15,665 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 20:17:15,665 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 20:17:15,666 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 20:17:15,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 20:17:15,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 20:17:15,677 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 20:17:15,677 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 20:17:15,678 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 20:17:15,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 20:17:15,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 20:17:15,679 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 20:17:15,679 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 20:17:15,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 20:17:15,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 20:17:15,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 20:17:15,680 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_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2018-12-01 20:17:15,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 20:17:15,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 20:17:15,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 20:17:15,712 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 20:17:15,712 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 20:17:15,712 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-01 20:17:15,748 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/c1ac628dc/b36cf03f6cc8475d85ff202b74468ae7/FLAG16581ec83 [2018-12-01 20:17:16,157 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 20:17:16,157 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-01 20:17:16,162 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/c1ac628dc/b36cf03f6cc8475d85ff202b74468ae7/FLAG16581ec83 [2018-12-01 20:17:16,170 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/c1ac628dc/b36cf03f6cc8475d85ff202b74468ae7 [2018-12-01 20:17:16,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 20:17:16,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 20:17:16,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 20:17:16,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 20:17:16,176 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 20:17:16,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2251f510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16, skipping insertion in model container [2018-12-01 20:17:16,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 20:17:16,196 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 20:17:16,313 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 20:17:16,317 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 20:17:16,378 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 20:17:16,393 INFO L195 MainTranslator]: Completed translation [2018-12-01 20:17:16,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16 WrapperNode [2018-12-01 20:17:16,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 20:17:16,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 20:17:16,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 20:17:16,394 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 20:17:16,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 20:17:16,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 20:17:16,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 20:17:16,422 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 20:17:16,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 20:17:16,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 20:17:16,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 20:17:16,445 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 20:17:16,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 [2018-12-01 20:17:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 20:17:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 20:17:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 20:17:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 20:17:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 20:17:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-01 20:17:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-01 20:17:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 20:17:16,829 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 20:17:16,830 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-01 20:17:16,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:17:16 BoogieIcfgContainer [2018-12-01 20:17:16,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 20:17:16,831 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 20:17:16,831 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 20:17:16,840 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 20:17:16,840 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:17:16" (1/1) ... [2018-12-01 20:17:16,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 20:17:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:17:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-01 20:17:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-01 20:17:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 20:17:16,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:17:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:17:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:17:16,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:17:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2018-12-01 20:17:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2018-12-01 20:17:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 20:17:16,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:17:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 20:17:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 20:17:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 20:17:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 20:17:17,126 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 20:17:17,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 08:17:17 ImpRootNode [2018-12-01 20:17:17,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 20:17:17,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 20:17:17,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 20:17:17,158 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 20:17:17,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:17:16" (3/4) ... [2018-12-01 20:17:17,160 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 20:17:17,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 20:17:17,161 INFO L168 Benchmark]: Toolchain (without parser) took 988.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 956.0 MB in the beginning and 971.4 MB in the end (delta: -15.4 MB). Peak memory consumption was 64.8 MB. Max. memory is 11.5 GB. [2018-12-01 20:17:17,162 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 20:17:17,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-01 20:17:17,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.72 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 20:17:17,163 INFO L168 Benchmark]: Boogie Preprocessor took 23.09 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. [2018-12-01 20:17:17,163 INFO L168 Benchmark]: RCFGBuilder took 385.53 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2018-12-01 20:17:17,163 INFO L168 Benchmark]: CodeCheck took 326.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 971.4 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-12-01 20:17:17,164 INFO L168 Benchmark]: Witness Printer took 2.85 ms. Allocated memory is still 1.1 GB. Free memory is still 971.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 20:17:17,165 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 3 procedures, 96 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 35 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 111 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, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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: 243]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 242, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L234] float x = __VERIFIER_nondet_float(); [L235] float y = -1.0f / 0.0f; [L217] __int32_t ix; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L219] ieee_float_shape_type gf_u; [L220] gf_u.value = (x) [L221] EXPR gf_u.word [L221] (ix) = gf_u.word [L223] ix &= 0x7fffffff [L224] return (((ix) < 0x7f800000L)); [L237] COND TRUE isfinite_float(x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L239] float res = __ieee754_atan2f(y, x); [L242] COND TRUE res != -pi_o_2 VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L243] __VERIFIER_error() VAL [aT_atan={5:0}, atanhi_atan={2:0}, atanlo_atan={3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 220.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.72 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.09 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 385.53 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. * CodeCheck took 326.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 971.4 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.85 ms. Allocated memory is still 1.1 GB. Free memory is still 971.4 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 20:17:18,475 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 20:17:18,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 20:17:18,482 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 20:17:18,482 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 20:17:18,483 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 20:17:18,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 20:17:18,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 20:17:18,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 20:17:18,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 20:17:18,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 20:17:18,486 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 20:17:18,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 20:17:18,487 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 20:17:18,487 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 20:17:18,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 20:17:18,488 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 20:17:18,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 20:17:18,490 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 20:17:18,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 20:17:18,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 20:17:18,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 20:17:18,494 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 20:17:18,494 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 20:17:18,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 20:17:18,495 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 20:17:18,496 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 20:17:18,496 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 20:17:18,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 20:17:18,497 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 20:17:18,497 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 20:17:18,498 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 20:17:18,498 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 20:17:18,498 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 20:17:18,499 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 20:17:18,499 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 20:17:18,499 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 20:17:18,509 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 20:17:18,510 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 20:17:18,510 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 20:17:18,510 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 20:17:18,511 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 20:17:18,511 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 20:17:18,511 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 20:17:18,512 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 20:17:18,512 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 20:17:18,512 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 20:17:18,512 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 20:17:18,513 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 20:17:18,513 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 20:17:18,513 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 20:17:18,513 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 20:17:18,513 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_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2018-12-01 20:17:18,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 20:17:18,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 20:17:18,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 20:17:18,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 20:17:18,545 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 20:17:18,545 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-01 20:17:18,589 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/26ecf9490/8a338267ec1c49c4b7122343660a9047/FLAGc287d6cab [2018-12-01 20:17:18,930 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 20:17:18,931 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-12-01 20:17:18,935 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/26ecf9490/8a338267ec1c49c4b7122343660a9047/FLAGc287d6cab [2018-12-01 20:17:19,326 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/bin-2019/ukojak/data/26ecf9490/8a338267ec1c49c4b7122343660a9047 [2018-12-01 20:17:19,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 20:17:19,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 20:17:19,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 20:17:19,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 20:17:19,333 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 20:17:19,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdc2159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19, skipping insertion in model container [2018-12-01 20:17:19,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 20:17:19,354 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 20:17:19,473 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 20:17:19,479 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 20:17:19,513 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 20:17:19,530 INFO L195 MainTranslator]: Completed translation [2018-12-01 20:17:19,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19 WrapperNode [2018-12-01 20:17:19,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 20:17:19,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 20:17:19,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 20:17:19,531 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 20:17:19,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 20:17:19,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 20:17:19,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 20:17:19,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 20:17:19,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... [2018-12-01 20:17:19,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 20:17:19,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 20:17:19,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 20:17:19,618 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 20:17:19,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:17:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_693fb88e-d4d7-4f26-b2a9-c678934c3ce9/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 [2018-12-01 20:17:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 20:17:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 20:17:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 20:17:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 20:17:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 20:17:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-01 20:17:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 20:17:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 20:17:19,747 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:19,818 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:19,833 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:19,849 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:19,859 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:20,388 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:17:36,281 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 20:19:25,890 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 20:19:25,890 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-01 20:19:25,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:19:25 BoogieIcfgContainer [2018-12-01 20:19:25,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 20:19:25,891 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 20:19:25,891 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 20:19:25,897 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 20:19:25,897 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:19:25" (1/1) ... [2018-12-01 20:19:25,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 20:19:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:25,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-01 20:19:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-01 20:19:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 20:19:25,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:25,960 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:25,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:26,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2018-12-01 20:19:26,013 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2018-12-01 20:19:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 20:19:26,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:26,014 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:26,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:27,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2018-12-01 20:19:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2018-12-01 20:19:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 20:19:27,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:27,278 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:27,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:28,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:30,292 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-01 20:19:30,592 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2018-12-01 20:19:44,454 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-01 20:19:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 131 transitions. [2018-12-01 20:19:44,619 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 131 transitions. [2018-12-01 20:19:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 20:19:44,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:44,621 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:44,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 71 states and 117 transitions. [2018-12-01 20:19:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 117 transitions. [2018-12-01 20:19:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 20:19:47,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:47,336 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:47,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:48,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 72 states and 121 transitions. [2018-12-01 20:19:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 121 transitions. [2018-12-01 20:19:48,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 20:19:48,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:48,286 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:48,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2018-12-01 20:19:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2018-12-01 20:19:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 20:19:51,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:51,921 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:51,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:52,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:19:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:19:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2018-12-01 20:19:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2018-12-01 20:19:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 20:19:52,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:19:52,544 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:19:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:19:52,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:19:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:20:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:20:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-12-01 20:20:01,282 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-12-01 20:20:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 20:20:01,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:20:01,283 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:20:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:20:01,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:20:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:20:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:20:01,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2018-12-01 20:20:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2018-12-01 20:20:01,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 20:20:01,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:20:01,317 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:20:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:20:01,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:20:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 20:20:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 20:20:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2018-12-01 20:20:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2018-12-01 20:20:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 20:20:02,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 20:20:02,360 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 20:20:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 20:20:02,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 20:20:02,622 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 41 treesize of output 37 [2018-12-01 20:20:02,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,660 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 51 [2018-12-01 20:20:02,748 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,750 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,755 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 20:20:02,756 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 55 [2018-12-01 20:20:02,773 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 51 [2018-12-01 20:20:02,774 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-01 20:20:02,848 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-01 20:20:02,927 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,929 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:02,930 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 20:20:02,931 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 45 [2018-12-01 20:20:02,936 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2018-12-01 20:20:02,937 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:02,958 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:03,021 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-01 20:20:03,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-01 20:20:03,210 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-01 20:20:03,210 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:123, output treesize:333 [2018-12-01 20:20:04,261 WARN L180 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2018-12-01 20:20:04,280 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,283 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,286 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,289 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,291 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 144 [2018-12-01 20:20:04,291 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:04,980 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,983 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,986 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,988 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:04,989 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 151 [2018-12-01 20:20:04,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:05,623 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,628 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,633 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,637 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,640 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,643 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,660 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:05,662 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 161 [2018-12-01 20:20:05,662 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:06,266 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:06,268 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:06,291 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 136 [2018-12-01 20:20:06,300 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:06,300 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:06,376 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:06,767 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:06,769 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:06,789 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 131 [2018-12-01 20:20:06,796 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:06,796 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:06,863 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:07,167 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:07,169 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:07,189 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-01 20:20:07,200 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:07,200 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:07,268 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:07,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-12-01 20:20:07,483 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 14 variables, input treesize:405, output treesize:354 [2018-12-01 20:20:08,671 WARN L180 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2018-12-01 20:20:09,768 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-12-01 20:20:09,787 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,792 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,803 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,808 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,812 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,815 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:09,827 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-01 20:20:09,827 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:10,632 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,635 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,639 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,643 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,655 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,660 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,673 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:10,674 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-01 20:20:10,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:11,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,370 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,394 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,398 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,400 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:11,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 164 [2018-12-01 20:20:11,402 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:12,047 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,049 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,072 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-01 20:20:12,079 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:12,079 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:12,155 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:12,560 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,563 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,585 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 139 [2018-12-01 20:20:12,595 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:12,595 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:12,670 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:12,977 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,979 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:12,999 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-01 20:20:13,008 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:13,008 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:13,085 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:13,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-12-01 20:20:13,323 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 16 variables, input treesize:411, output treesize:360 [2018-12-01 20:20:14,241 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,245 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,253 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,271 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,275 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:14,280 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 164 [2018-12-01 20:20:14,281 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:15,129 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,132 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,136 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,140 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,156 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,160 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,164 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:15,165 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-01 20:20:15,165 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:16,048 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,052 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,056 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,061 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,065 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,077 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,091 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 159 [2018-12-01 20:20:16,093 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:16,907 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,909 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:16,937 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-01 20:20:16,943 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:16,943 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:17,010 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:17,440 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:17,443 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:17,473 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 139 [2018-12-01 20:20:17,482 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:17,483 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:17,555 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:17,879 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:17,881 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:17,913 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-12-01 20:20:17,920 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-01 20:20:17,920 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:18,002 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:18,248 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-12-01 20:20:18,249 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 16 variables, input treesize:411, output treesize:360 [2018-12-01 20:20:19,128 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,129 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,131 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,132 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,133 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 103 [2018-12-01 20:20:19,133 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,316 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,317 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,319 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,321 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 100 [2018-12-01 20:20:19,322 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,514 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,515 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,517 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,518 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 20:20:19,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 100 [2018-12-01 20:20:19,519 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,699 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 88 [2018-12-01 20:20:19,704 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:19,705 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,744 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:19,745 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,763 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,919 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 88 [2018-12-01 20:20:19,924 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:19,925 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,961 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:19,962 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:19,981 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:20,104 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 91 [2018-12-01 20:20:20,109 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:20,111 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:20,151 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-12-01 20:20:20,152 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-01 20:20:20,173 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 20:20:20,257 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-01 20:20:20,257 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:336, output treesize:48 [2018-12-01 20:20:31,848 WARN L180 SmtUtils]: Spent 10.06 s on a formula simplification that was a NOOP. DAG size: 39 [2018-12-01 20:21:39,956 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-01 20:21:39,957 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.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:621) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:151) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:354) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) 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) ... 36 more [2018-12-01 20:21:39,960 INFO L168 Benchmark]: Toolchain (without parser) took 260630.26 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 253.2 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -98.1 MB). Peak memory consumption was 155.1 MB. Max. memory is 11.5 GB. [2018-12-01 20:21:39,960 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. [2018-12-01 20:21:39,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.96 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-01 20:21:39,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-01 20:21:39,961 INFO L168 Benchmark]: Boogie Preprocessor took 27.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 20:21:39,962 INFO L168 Benchmark]: RCFGBuilder took 126272.40 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: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. [2018-12-01 20:21:39,962 INFO L168 Benchmark]: CodeCheck took 134068.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -9.8 MB). Peak memory consumption was 115.0 MB. Max. memory is 11.5 GB. [2018-12-01 20:21:39,965 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 0.17 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 199.96 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.34 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 126272.40 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: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. * CodeCheck took 134068.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -9.8 MB). Peak memory consumption was 115.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...