./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan --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 Taipan --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_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan --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 Taipan --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:2000)Received EOF on stdin. No stderr output. --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:55:10,549 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:55:10,550 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:55:10,558 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:55:10,558 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:55:10,559 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:55:10,560 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:55:10,561 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:55:10,562 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:55:10,563 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:55:10,564 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:55:10,564 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:55:10,565 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:55:10,565 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:55:10,566 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:55:10,567 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:55:10,567 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:55:10,568 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:55:10,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:55:10,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:55:10,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:55:10,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:55:10,574 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:55:10,574 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:55:10,574 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:55:10,575 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:55:10,576 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:55:10,576 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:55:10,577 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:55:10,578 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:55:10,578 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:55:10,578 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:55:10,578 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:55:10,578 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:55:10,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:55:10,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:55:10,580 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:55:10,590 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:55:10,590 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:55:10,591 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:55:10,591 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:55:10,591 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:55:10,591 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:55:10,591 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:55:10,592 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:55:10,592 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:55:10,592 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:55:10,592 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:55:10,593 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:55:10,593 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:55:10,593 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:55:10,593 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:55:10,593 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:55:10,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:55:10,594 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:55:10,594 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:55:10,595 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:55:10,595 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:55:10,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:55:10,595 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:55:10,595 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:55:10,595 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:55:10,596 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:55:10,596 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:55:10,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:55:10,596 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:55:10,596 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan 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 -> Taipan 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 [2018-11-10 08:55:10,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:55:10,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:55:10,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:55:10,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:55:10,633 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:55:10,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:10,672 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/037b96c7f/e93806d16a8c4f4b9baad9ee193aa066/FLAG8c66b37fa [2018-11-10 08:55:11,090 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:55:11,090 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:11,097 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/037b96c7f/e93806d16a8c4f4b9baad9ee193aa066/FLAG8c66b37fa [2018-11-10 08:55:11,107 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/037b96c7f/e93806d16a8c4f4b9baad9ee193aa066 [2018-11-10 08:55:11,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:55:11,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:55:11,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:11,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:55:11,112 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:55:11,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3273a8c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11, skipping insertion in model container [2018-11-10 08:55:11,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:55:11,146 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:55:11,292 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:11,296 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:55:11,332 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:11,349 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:55:11,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11 WrapperNode [2018-11-10 08:55:11,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:11,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:55:11,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:55:11,350 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:55:11,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:55:11,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:55:11,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:55:11,437 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:55:11,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... [2018-11-10 08:55:11,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:55:11,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:55:11,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:55:11,480 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:55:11,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-10 08:55:11,527 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 08:55:11,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 08:55:11,528 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_float [2018-11-10 08:55:11,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_float [2018-11-10 08:55:11,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:55:11,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:55:11,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:55:11,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:55:11,528 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 08:55:11,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 08:55:11,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:55:11,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:55:11,529 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 08:55:11,529 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 08:55:12,063 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:55:12,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:12 BoogieIcfgContainer [2018-11-10 08:55:12,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:55:12,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:55:12,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:55:12,066 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:55:12,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:55:11" (1/3) ... [2018-11-10 08:55:12,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6eb922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:12, skipping insertion in model container [2018-11-10 08:55:12,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:11" (2/3) ... [2018-11-10 08:55:12,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6eb922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:12, skipping insertion in model container [2018-11-10 08:55:12,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:12" (3/3) ... [2018-11-10 08:55:12,068 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:12,075 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:55:12,080 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:55:12,088 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:55:12,110 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:55:12,111 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:55:12,111 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:55:12,111 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:55:12,111 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:55:12,111 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:55:12,111 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:55:12,111 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:55:12,124 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2018-11-10 08:55:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 08:55:12,128 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:12,129 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:12,131 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:12,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:12,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1310494682, now seen corresponding path program 1 times [2018-11-10 08:55:12,136 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:55:12,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:12,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:12,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:12,165 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:55:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:12,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:12,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:55:12,261 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:55:12,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:55:12,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:55:12,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:55:12,274 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2018-11-10 08:55:12,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:12,294 INFO L93 Difference]: Finished difference Result 210 states and 329 transitions. [2018-11-10 08:55:12,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:55:12,294 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 26 [2018-11-10 08:55:12,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:12,301 INFO L225 Difference]: With dead ends: 210 [2018-11-10 08:55:12,301 INFO L226 Difference]: Without dead ends: 104 [2018-11-10 08:55:12,303 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:55:12,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-10 08:55:12,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-10 08:55:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-10 08:55:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 143 transitions. [2018-11-10 08:55:12,334 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 143 transitions. Word has length 26 [2018-11-10 08:55:12,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:12,334 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 143 transitions. [2018-11-10 08:55:12,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:55:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2018-11-10 08:55:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 08:55:12,335 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:12,335 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:12,335 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:12,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:12,336 INFO L82 PathProgramCache]: Analyzing trace with hash -692369074, now seen corresponding path program 1 times [2018-11-10 08:55:12,336 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:55:12,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:12,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:12,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:12,337 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:55:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:55:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:55:12,453 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 08:55:12,467 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,467 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,468 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,468 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,469 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,469 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,469 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,470 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,470 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,470 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,471 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,471 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,471 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,472 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,472 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,472 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,473 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,473 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,473 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,473 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,474 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,474 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,475 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,475 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,475 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,477 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,477 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,477 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,477 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,478 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,478 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,478 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,478 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,480 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,480 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,480 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,480 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,481 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,481 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,481 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,482 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,482 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 08:55:12,482 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,482 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:55:12,493 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 08:55:12,494 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 08:55:12,494 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 08:55:12,494 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418273 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 08:55:12,494 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418246 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 08:55:12,494 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 08:55:12,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:55:12 BoogieIcfgContainer [2018-11-10 08:55:12,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:55:12,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:55:12,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:55:12,509 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:55:12,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:12" (3/4) ... [2018-11-10 08:55:12,512 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 08:55:12,512 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:55:12,513 INFO L168 Benchmark]: Toolchain (without parser) took 1403.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 960.2 MB in the beginning and 987.7 MB in the end (delta: -27.5 MB). Peak memory consumption was 103.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,514 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:55:12,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 944.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,516 INFO L168 Benchmark]: Boogie Preprocessor took 43.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,516 INFO L168 Benchmark]: RCFGBuilder took 583.70 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: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,517 INFO L168 Benchmark]: TraceAbstraction took 443.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.7 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:12,517 INFO L168 Benchmark]: Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 987.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:55:12,519 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 944.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 583.70 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: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 443.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.7 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 987.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418273 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418246 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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] CALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] CALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] CALL 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=10737418270, \old(one_atan)=10737418259, \old(pi)=10737418268, \old(pi_lo_atan2)=10737418257, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418263, \old(tiny_atan2)=10737418272, \old(zero_atan2)=10737418248, aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L234] float x = __VERIFIER_nondet_float(); [L235] float y = -1.0f / 0.0f; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418264, zero_atan2=0] [L237] CALL isfinite_float(x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L217] __int32_t ix; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] CALL ieee_float_shape_type gf_u; [L219] RET ieee_float_shape_type gf_u; [L220] CALL gf_u.value = (x) [L220] RET gf_u.value = (x) [L221] CALL, EXPR gf_u.word [L221] RET, EXPR gf_u.word [L221] (ix) = gf_u.word [L221] RET (ix) = gf_u.word [L222] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L223] ix &= 0x7fffffff [L224] RET return (((ix) < 0x7f800000L)); VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L237] isfinite_float(x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isfinite_float(x)=1, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418264, zero_atan2=0] [L237] COND TRUE isfinite_float(x) [L239] CALL, EXPR __ieee754_atan2f(y, x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] CALL ieee_float_shape_type gf_u; [L123] RET ieee_float_shape_type gf_u; [L124] CALL gf_u.value = (x) [L124] RET gf_u.value = (x) [L125] CALL, EXPR gf_u.word [L125] RET, EXPR gf_u.word [L125] (hx) = gf_u.word [L125] RET (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L127] ix = hx & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] CALL ieee_float_shape_type gf_u; [L129] RET ieee_float_shape_type gf_u; [L130] CALL gf_u.value = (y) [L130] RET gf_u.value = (y) [L131] CALL, EXPR gf_u.word [L131] RET, EXPR gf_u.word [L131] (hy) = gf_u.word [L131] RET (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] [L133] iy = hy & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] RET return x + y; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, 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] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418267, aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418264, y=10737418262, zero_atan2=0] [L239] float res = __ieee754_atan2f(y, x); [L242] COND TRUE res != -pi_o_2 VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418267, tiny_atan2=1/1000000000000000000000000000000, x=10737418264, y=10737418262, zero_atan2=0] [L243] __VERIFIER_error() VAL [aT_atan={10737418243:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418267, tiny_atan2=1/1000000000000000000000000000000, x=10737418264, y=10737418262, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 109 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 149 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 625 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:55:13,905 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:55:13,906 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:55:13,915 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:55:13,915 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:55:13,915 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:55:13,916 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:55:13,917 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:55:13,918 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:55:13,919 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:55:13,920 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:55:13,920 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:55:13,920 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:55:13,921 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:55:13,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:55:13,922 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:55:13,923 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:55:13,923 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:55:13,925 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:55:13,926 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:55:13,926 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:55:13,927 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:55:13,928 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:55:13,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:55:13,928 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:55:13,929 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:55:13,929 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:55:13,930 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:55:13,930 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:55:13,931 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:55:13,931 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:55:13,932 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:55:13,932 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:55:13,932 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:55:13,933 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:55:13,933 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:55:13,933 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:55:13,943 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:55:13,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:55:13,944 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:55:13,944 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:55:13,944 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:55:13,944 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:55:13,944 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:55:13,945 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:55:13,945 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:55:13,945 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:55:13,945 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:55:13,945 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:55:13,946 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:55:13,947 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:55:13,947 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:55:13,947 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:55:13,947 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:55:13,947 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:55:13,947 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:55:13,947 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:55:13,948 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:55:13,948 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:55:13,948 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:55:13,948 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:55:13,948 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:55:13,948 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_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan 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 -> Taipan 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 [2018-11-10 08:55:13,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:55:13,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:55:13,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:55:13,990 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:55:13,990 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:55:13,990 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:14,025 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/ddfff1c9e/fd6e90d3a7034806b98d97df92f6b08f/FLAG7a663cec2 [2018-11-10 08:55:14,332 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:55:14,333 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/sv-benchmarks/c/float-newlib/float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:14,337 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/ddfff1c9e/fd6e90d3a7034806b98d97df92f6b08f/FLAG7a663cec2 [2018-11-10 08:55:14,346 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/data/ddfff1c9e/fd6e90d3a7034806b98d97df92f6b08f [2018-11-10 08:55:14,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:55:14,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:55:14,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:14,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:55:14,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:55:14,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5763ff02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14, skipping insertion in model container [2018-11-10 08:55:14,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:55:14,382 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:55:14,541 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:14,547 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:55:14,592 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:14,617 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:55:14,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14 WrapperNode [2018-11-10 08:55:14,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:14,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:55:14,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:55:14,619 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:55:14,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:55:14,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:55:14,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:55:14,669 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:55:14,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... [2018-11-10 08:55:14,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:55:14,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:55:14,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:55:14,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:55:14,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-10 08:55:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 08:55:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 08:55:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_float [2018-11-10 08:55:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_float [2018-11-10 08:55:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:55:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:55:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:55:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:55:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 08:55:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 08:55:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:55:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:55:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 08:55:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 08:55:16,097 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:16,156 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:16,298 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:16,352 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:16,833 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:16,856 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:21,255 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:55:24,174 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:55:24,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:24 BoogieIcfgContainer [2018-11-10 08:55:24,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:55:24,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:55:24,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:55:24,177 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:55:24,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:55:14" (1/3) ... [2018-11-10 08:55:24,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a46db73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:24, skipping insertion in model container [2018-11-10 08:55:24,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:14" (2/3) ... [2018-11-10 08:55:24,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a46db73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:24, skipping insertion in model container [2018-11-10 08:55:24,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:24" (3/3) ... [2018-11-10 08:55:24,179 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0684b_true-unreach-call.c [2018-11-10 08:55:24,184 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:55:24,189 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:55:24,198 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:55:24,218 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 08:55:24,218 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:55:24,218 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:55:24,218 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:55:24,219 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:55:24,219 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:55:24,219 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:55:24,219 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:55:24,219 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:55:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2018-11-10 08:55:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 08:55:24,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:24,238 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:24,239 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:24,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:24,243 INFO L82 PathProgramCache]: Analyzing trace with hash 563336594, now seen corresponding path program 1 times [2018-11-10 08:55:24,246 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:24,246 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:24,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:24,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:24,399 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:24,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:24,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:55:24,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:55:24,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:55:24,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:55:24,421 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2018-11-10 08:55:24,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:24,445 INFO L93 Difference]: Finished difference Result 208 states and 327 transitions. [2018-11-10 08:55:24,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:55:24,446 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-11-10 08:55:24,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:24,453 INFO L225 Difference]: With dead ends: 208 [2018-11-10 08:55:24,454 INFO L226 Difference]: Without dead ends: 103 [2018-11-10 08:55:24,456 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:55:24,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-10 08:55:24,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-10 08:55:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-10 08:55:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 142 transitions. [2018-11-10 08:55:24,489 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 142 transitions. Word has length 25 [2018-11-10 08:55:24,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:24,490 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 142 transitions. [2018-11-10 08:55:24,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:55:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 142 transitions. [2018-11-10 08:55:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:55:24,491 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:24,491 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:24,491 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:24,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:24,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1959439350, now seen corresponding path program 1 times [2018-11-10 08:55:24,492 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:24,492 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:24,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:24,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:25,370 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:25,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:25,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-11-10 08:55:25,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 08:55:25,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 08:55:25,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2018-11-10 08:55:25,387 INFO L87 Difference]: Start difference. First operand 103 states and 142 transitions. Second operand 14 states. [2018-11-10 08:55:26,441 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-10 08:55:27,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:27,743 INFO L93 Difference]: Finished difference Result 109 states and 147 transitions. [2018-11-10 08:55:27,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-10 08:55:27,743 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 28 [2018-11-10 08:55:27,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:27,745 INFO L225 Difference]: With dead ends: 109 [2018-11-10 08:55:27,745 INFO L226 Difference]: Without dead ends: 103 [2018-11-10 08:55:27,746 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2018-11-10 08:55:27,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-10 08:55:27,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-10 08:55:27,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-10 08:55:27,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 141 transitions. [2018-11-10 08:55:27,758 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 141 transitions. Word has length 28 [2018-11-10 08:55:27,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:27,758 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 141 transitions. [2018-11-10 08:55:27,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 08:55:27,758 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 141 transitions. [2018-11-10 08:55:27,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:55:27,759 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:27,759 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:27,760 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:27,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:27,760 INFO L82 PathProgramCache]: Analyzing trace with hash 542855615, now seen corresponding path program 1 times [2018-11-10 08:55:27,761 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:27,761 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:27,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:27,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:28,085 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-10 08:55:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:28,298 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:28,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:28,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:28,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:28,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:28,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:28,308 INFO L87 Difference]: Start difference. First operand 103 states and 141 transitions. Second operand 7 states. [2018-11-10 08:55:34,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:34,341 INFO L93 Difference]: Finished difference Result 110 states and 147 transitions. [2018-11-10 08:55:34,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:55:34,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-11-10 08:55:34,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:34,343 INFO L225 Difference]: With dead ends: 110 [2018-11-10 08:55:34,343 INFO L226 Difference]: Without dead ends: 103 [2018-11-10 08:55:34,344 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 08:55:34,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-10 08:55:34,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-10 08:55:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-10 08:55:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 140 transitions. [2018-11-10 08:55:34,352 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 140 transitions. Word has length 33 [2018-11-10 08:55:34,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:34,353 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 140 transitions. [2018-11-10 08:55:34,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 140 transitions. [2018-11-10 08:55:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:55:34,354 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:34,354 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:34,354 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:34,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:34,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1977104319, now seen corresponding path program 1 times [2018-11-10 08:55:34,354 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:34,355 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:34,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:34,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:34,578 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:34,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:34,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:55:34,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:55:34,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:55:34,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:55:34,592 INFO L87 Difference]: Start difference. First operand 103 states and 140 transitions. Second operand 6 states. [2018-11-10 08:55:35,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:35,120 INFO L93 Difference]: Finished difference Result 110 states and 146 transitions. [2018-11-10 08:55:35,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:55:35,121 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2018-11-10 08:55:35,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:35,121 INFO L225 Difference]: With dead ends: 110 [2018-11-10 08:55:35,122 INFO L226 Difference]: Without dead ends: 101 [2018-11-10 08:55:35,122 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 08:55:35,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-11-10 08:55:35,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-11-10 08:55:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-11-10 08:55:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 136 transitions. [2018-11-10 08:55:35,131 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 136 transitions. Word has length 33 [2018-11-10 08:55:35,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:35,132 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 136 transitions. [2018-11-10 08:55:35,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:55:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-11-10 08:55:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:55:35,133 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:35,133 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:35,133 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:35,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:35,133 INFO L82 PathProgramCache]: Analyzing trace with hash -147334209, now seen corresponding path program 1 times [2018-11-10 08:55:35,134 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:35,134 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:35,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:35,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:35,340 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:35,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:35,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:35,349 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:35,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:35,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:35,349 INFO L87 Difference]: Start difference. First operand 101 states and 136 transitions. Second operand 7 states. [2018-11-10 08:55:36,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:36,154 INFO L93 Difference]: Finished difference Result 188 states and 260 transitions. [2018-11-10 08:55:36,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:55:36,155 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-11-10 08:55:36,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:36,156 INFO L225 Difference]: With dead ends: 188 [2018-11-10 08:55:36,156 INFO L226 Difference]: Without dead ends: 95 [2018-11-10 08:55:36,157 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:55:36,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-10 08:55:36,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-10 08:55:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-10 08:55:36,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 125 transitions. [2018-11-10 08:55:36,168 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 125 transitions. Word has length 33 [2018-11-10 08:55:36,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:36,168 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 125 transitions. [2018-11-10 08:55:36,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:36,168 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 125 transitions. [2018-11-10 08:55:36,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 08:55:36,169 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:36,169 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:36,170 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:36,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:36,170 INFO L82 PathProgramCache]: Analyzing trace with hash 2055575221, now seen corresponding path program 1 times [2018-11-10 08:55:36,170 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:36,170 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:36,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:36,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:36,534 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:36,547 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:36,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-10 08:55:36,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 08:55:36,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 08:55:36,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-10 08:55:36,548 INFO L87 Difference]: Start difference. First operand 95 states and 125 transitions. Second operand 11 states. [2018-11-10 08:55:37,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:37,677 INFO L93 Difference]: Finished difference Result 120 states and 158 transitions. [2018-11-10 08:55:37,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 08:55:37,678 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 34 [2018-11-10 08:55:37,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:37,679 INFO L225 Difference]: With dead ends: 120 [2018-11-10 08:55:37,679 INFO L226 Difference]: Without dead ends: 84 [2018-11-10 08:55:37,679 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2018-11-10 08:55:37,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-11-10 08:55:37,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-11-10 08:55:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-11-10 08:55:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 104 transitions. [2018-11-10 08:55:37,686 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 104 transitions. Word has length 34 [2018-11-10 08:55:37,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:37,686 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 104 transitions. [2018-11-10 08:55:37,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 08:55:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2018-11-10 08:55:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 08:55:37,687 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:37,687 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:37,687 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:37,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:37,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1889094387, now seen corresponding path program 1 times [2018-11-10 08:55:37,687 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:37,687 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:37,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:37,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:38,092 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-10 08:55:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:38,207 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:38,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:38,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:38,216 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:38,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:38,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:38,216 INFO L87 Difference]: Start difference. First operand 84 states and 104 transitions. Second operand 7 states. [2018-11-10 08:55:43,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:43,840 INFO L93 Difference]: Finished difference Result 90 states and 109 transitions. [2018-11-10 08:55:43,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:55:43,841 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2018-11-10 08:55:43,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:43,842 INFO L225 Difference]: With dead ends: 90 [2018-11-10 08:55:43,842 INFO L226 Difference]: Without dead ends: 82 [2018-11-10 08:55:43,842 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 08:55:43,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-11-10 08:55:43,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2018-11-10 08:55:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-11-10 08:55:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 101 transitions. [2018-11-10 08:55:43,848 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 101 transitions. Word has length 35 [2018-11-10 08:55:43,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:43,848 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 101 transitions. [2018-11-10 08:55:43,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 101 transitions. [2018-11-10 08:55:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 08:55:43,849 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:43,849 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:43,849 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:43,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:43,850 INFO L82 PathProgramCache]: Analyzing trace with hash -2111282298, now seen corresponding path program 1 times [2018-11-10 08:55:43,850 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:43,850 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:43,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:44,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:44,084 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:44,093 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:44,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:44,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:44,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:44,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:44,094 INFO L87 Difference]: Start difference. First operand 82 states and 101 transitions. Second operand 7 states. [2018-11-10 08:55:44,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:44,449 INFO L93 Difference]: Finished difference Result 88 states and 106 transitions. [2018-11-10 08:55:44,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:55:44,450 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2018-11-10 08:55:44,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:44,450 INFO L225 Difference]: With dead ends: 88 [2018-11-10 08:55:44,450 INFO L226 Difference]: Without dead ends: 62 [2018-11-10 08:55:44,451 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:55:44,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-10 08:55:44,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-11-10 08:55:44,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-10 08:55:44,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 72 transitions. [2018-11-10 08:55:44,455 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 72 transitions. Word has length 36 [2018-11-10 08:55:44,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:44,455 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 72 transitions. [2018-11-10 08:55:44,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:44,455 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2018-11-10 08:55:44,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 08:55:44,456 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:44,456 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:44,456 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:44,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:44,456 INFO L82 PathProgramCache]: Analyzing trace with hash -664264764, now seen corresponding path program 1 times [2018-11-10 08:55:44,456 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:44,456 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:44,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:44,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:44,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:44,704 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 08:55:44,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:44,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 08:55:44,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 08:55:44,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 08:55:44,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 08:55:44,714 INFO L87 Difference]: Start difference. First operand 62 states and 72 transitions. Second operand 9 states. [2018-11-10 08:55:54,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:54,020 INFO L93 Difference]: Finished difference Result 74 states and 83 transitions. [2018-11-10 08:55:54,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 08:55:54,056 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 39 [2018-11-10 08:55:54,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:54,058 INFO L225 Difference]: With dead ends: 74 [2018-11-10 08:55:54,058 INFO L226 Difference]: Without dead ends: 65 [2018-11-10 08:55:54,059 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-11-10 08:55:54,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-10 08:55:54,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 62. [2018-11-10 08:55:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-10 08:55:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 71 transitions. [2018-11-10 08:55:54,065 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 71 transitions. Word has length 39 [2018-11-10 08:55:54,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:54,065 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 71 transitions. [2018-11-10 08:55:54,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 08:55:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2018-11-10 08:55:54,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 08:55:54,066 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:54,066 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:54,066 INFO L424 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:54,066 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:54,066 INFO L82 PathProgramCache]: Analyzing trace with hash -538135019, now seen corresponding path program 1 times [2018-11-10 08:55:54,066 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 08:55:54,066 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c0af0b4-e03f-4648-91e1-d8b723b463cc/bin-2019/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-11-10 08:55:54,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:54,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:56:00,142 WARN L179 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 139 DAG size of output: 115 [2018-11-10 08:56:00,278 INFO L303 Elim1Store]: Index analysis took 130 ms [2018-11-10 08:56:00,281 INFO L477 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 [2018-11-10 08:56:01,022 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:01,025 INFO L303 Elim1Store]: Index analysis took 728 ms [2018-11-10 08:56:01,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 47 [2018-11-10 08:56:01,482 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:01,623 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:01,624 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:56:01,626 INFO L303 Elim1Store]: Index analysis took 521 ms [2018-11-10 08:56:01,627 INFO L477 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 [2018-11-10 08:56:01,687 INFO L477 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 [2018-11-10 08:56:01,688 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 08:56:04,932 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:56:15,182 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:15,321 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:16,048 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:16,050 INFO L303 Elim1Store]: Index analysis took 1102 ms [2018-11-10 08:56:16,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 53 [2018-11-10 08:56:16,144 INFO L477 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 47 treesize of output 41 [2018-11-10 08:56:16,145 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 08:56:23,988 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:24,081 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:56:25,223 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:56:25,225 INFO L303 Elim1Store]: Index analysis took 1630 ms [2018-11-10 08:56:25,237 INFO L477 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 28 treesize of output 53 [2018-11-10 08:56:25,237 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-10 08:56:41,412 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 08:56:58,230 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 08:57:18,203 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 08:57:37,922 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:40,518 INFO L303 Elim1Store]: Index analysis took 3015 ms [2018-11-10 08:57:40,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 133 [2018-11-10 08:57:49,642 WARN L179 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 100 [2018-11-10 08:57:49,792 INFO L303 Elim1Store]: Index analysis took 149 ms [2018-11-10 08:57:49,793 INFO L477 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 23 treesize of output 26 [2018-11-10 08:57:50,116 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:50,669 INFO L303 Elim1Store]: Index analysis took 875 ms [2018-11-10 08:57:50,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2018-11-10 08:57:51,004 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:51,119 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:51,299 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:52,419 INFO L303 Elim1Store]: Index analysis took 1747 ms [2018-11-10 08:57:52,419 INFO L477 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 0 case distinctions, treesize of input 28 treesize of output 50 [2018-11-10 08:57:52,658 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:52,825 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:52,998 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:53,125 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:53,357 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:53,489 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:57:58,205 INFO L303 Elim1Store]: Index analysis took 5784 ms [2018-11-10 08:57:58,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 77 [2018-11-10 08:57:58,206 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 08:58:00,598 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:02,576 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:06,362 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:09,422 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:09,458 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:09,520 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:10,428 INFO L303 Elim1Store]: Index analysis took 1164 ms [2018-11-10 08:58:10,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 129 [2018-11-10 08:58:10,484 INFO L477 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 23 treesize of output 26 [2018-11-10 08:58:10,605 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:10,736 INFO L303 Elim1Store]: Index analysis took 251 ms [2018-11-10 08:58:10,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2018-11-10 08:58:10,850 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:10,896 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:10,942 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,277 INFO L303 Elim1Store]: Index analysis took 539 ms [2018-11-10 08:58:11,278 INFO L477 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 0 case distinctions, treesize of input 28 treesize of output 50 [2018-11-10 08:58:11,405 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,475 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,502 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,553 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,598 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:11,668 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:12,408 INFO L303 Elim1Store]: Index analysis took 1128 ms [2018-11-10 08:58:12,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 77 [2018-11-10 08:58:12,409 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 08:58:13,362 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:13,995 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:14,757 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:58:16,006 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:16,076 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:16,140 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:16,709 INFO L303 Elim1Store]: Index analysis took 810 ms [2018-11-10 08:58:16,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 137 [2018-11-10 08:58:16,753 INFO L477 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 56 treesize of output 59 [2018-11-10 08:58:16,848 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:16,967 INFO L303 Elim1Store]: Index analysis took 212 ms [2018-11-10 08:58:16,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 67 [2018-11-10 08:58:16,992 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:16,999 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,006 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,044 INFO L477 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 0 case distinctions, treesize of input 61 treesize of output 83 [2018-11-10 08:58:17,068 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,075 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,081 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,088 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,095 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,102 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,175 INFO L303 Elim1Store]: Index analysis took 129 ms [2018-11-10 08:58:17,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 107 [2018-11-10 08:58:17,223 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,230 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,240 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,247 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,257 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,264 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,271 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,279 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,289 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,296 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,419 INFO L303 Elim1Store]: Index analysis took 240 ms [2018-11-10 08:58:17,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 139 [2018-11-10 08:58:17,454 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,461 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,472 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,483 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,494 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,504 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,514 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,521 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,529 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,539 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,548 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,554 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,562 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,572 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,583 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,792 INFO L303 Elim1Store]: Index analysis took 369 ms [2018-11-10 08:58:17,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 179 [2018-11-10 08:58:17,840 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,847 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,853 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,859 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,866 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,872 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,879 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,885 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,892 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,898 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,904 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,911 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,917 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,923 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,930 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,937 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,943 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,950 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,956 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,963 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:17,969 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,217 INFO L303 Elim1Store]: Index analysis took 418 ms [2018-11-10 08:58:18,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 227 [2018-11-10 08:58:18,250 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,257 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,264 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,271 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,280 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,286 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,293 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,300 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,307 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,313 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,320 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,326 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,333 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,339 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,346 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,352 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,359 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,365 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,372 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,378 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,384 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,391 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,397 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,403 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,410 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,416 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,423 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,430 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,768 INFO L303 Elim1Store]: Index analysis took 545 ms [2018-11-10 08:58:18,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 283 [2018-11-10 08:58:18,865 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,872 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,878 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,885 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,891 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,898 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,905 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,912 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,919 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,925 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,932 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,939 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,945 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,952 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,958 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,965 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,971 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,978 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,985 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,991 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:18,998 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,004 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,011 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,017 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,024 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,030 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,037 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,043 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,050 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,056 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,063 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,069 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,076 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,082 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,088 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,095 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,517 INFO L303 Elim1Store]: Index analysis took 740 ms [2018-11-10 08:58:19,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 347 [2018-11-10 08:58:19,581 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,598 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,618 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,634 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,651 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,663 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,687 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,707 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,719 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,743 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,756 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,768 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,776 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,796 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,808 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,832 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,852 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,876 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,896 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,912 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,920 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,944 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,960 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:19,984 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,008 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,027 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,048 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,065 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,077 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,093 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,117 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,133 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,153 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,169 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,185 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,197 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,221 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,229 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,245 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,267 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,282 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,296 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,310 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,328 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:20,348 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,925 INFO L303 Elim1Store]: Index analysis took 2400 ms [2018-11-10 08:58:21,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 419 [2018-11-10 08:58:21,964 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,971 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,977 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,984 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,990 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:21,997 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,003 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,010 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,016 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,035 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,042 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,048 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,054 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,060 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,066 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,079 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,095 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,101 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,106 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,112 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,117 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,122 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,128 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,143 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,149 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,154 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,160 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,165 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,171 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,186 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,192 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,197 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,203 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,208 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,223 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,229 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,234 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,240 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,255 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,260 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,266 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,281 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,286 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,302 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:58:22,829 INFO L303 Elim1Store]: Index analysis took 891 ms [2018-11-10 08:58:23,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 20 case distinctions, treesize of input 77 treesize of output 496 [2018-11-10 08:58:23,406 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-11-10 08:58:23,905 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1024 xjuncts. [2018-11-10 08:58:51,506 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:58:53,314 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:58:55,231 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:58:57,063 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:58:58,777 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:00,441 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:02,012 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:03,625 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:05,295 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:06,805 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:08,689 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:11,186 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:13,619 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-11-10 08:59:16,488 INFO L267 ElimStorePlain]: Start of recursive call 1: 22 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-11-10 08:59:16,488 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 24 variables, input treesize:271, output treesize:507 [2018-11-10 08:59:16,725 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2018-11-10 08:59:16,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-11-10 08:59:16,747 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:16,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 55 [2018-11-10 08:59:16,790 INFO L477 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 [2018-11-10 08:59:16,791 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:16,802 INFO L477 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 [2018-11-10 08:59:16,803 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:16,805 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:59:16,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:59:16,816 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:18 [2018-11-10 08:59:16,894 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:16,897 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:16,900 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:16,903 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:16,904 INFO L477 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 31 treesize of output 55 [2018-11-10 08:59:16,904 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,000 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,002 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,035 INFO L477 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 77 treesize of output 86 [2018-11-10 08:59:17,041 INFO L477 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 11 treesize of output 14 [2018-11-10 08:59:17,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 14 treesize of output 19 [2018-11-10 08:59:17,068 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-10 08:59:17,097 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 08:59:17,146 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 08:59:17,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-11-10 08:59:17,254 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:126, output treesize:213 [2018-11-10 08:59:17,387 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,388 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,390 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,391 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:17,392 INFO L477 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 25 treesize of output 25 [2018-11-10 08:59:17,393 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,468 INFO L477 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 63 treesize of output 55 [2018-11-10 08:59:17,476 INFO L477 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 [2018-11-10 08:59:17,477 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,491 INFO L477 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 [2018-11-10 08:59:17,492 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,494 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:59:17,514 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:18 [2018-11-10 08:59:18,181 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-10 08:59:19,156 WARN L179 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-10 08:59:20,426 WARN L179 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-10 08:59:29,111 WARN L179 SmtUtils]: Spent 8.68 s on a formula simplification. DAG size of input: 133 DAG size of output: 104 [2018-11-10 08:59:29,301 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,312 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,323 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,335 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,367 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,420 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,431 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,443 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,479 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,522 INFO L303 Elim1Store]: Index analysis took 410 ms [2018-11-10 08:59:29,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 99 [2018-11-10 08:59:29,737 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,841 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,852 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,863 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,874 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:29,950 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:30,000 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:30,011 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 08:59:30,012 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:59:30,015 INFO L303 Elim1Store]: Index analysis took 409 ms [2018-11-10 08:59:30,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 61 [2018-11-10 08:59:30,017 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:30,608 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 08:59:31,867 INFO L303 Elim1Store]: Index analysis took 155 ms [2018-11-10 08:59:31,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 484 treesize of output 351 [2018-11-10 08:59:35,021 WARN L179 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 99 [2018-11-10 08:59:35,084 INFO L477 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 209 treesize of output 193 [2018-11-10 08:59:35,198 INFO L303 Elim1Store]: Index analysis took 112 ms [2018-11-10 08:59:35,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 189 treesize of output 188 [2018-11-10 08:59:35,521 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-10 08:59:35,587 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 08:59:35,650 INFO L477 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 250 treesize of output 216 [2018-11-10 08:59:35,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 213 treesize of output 206 [2018-11-10 08:59:35,881 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-10 08:59:35,945 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 08:59:36,577 INFO L303 Elim1Store]: Index analysis took 139 ms [2018-11-10 08:59:36,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 264 treesize of output 237 [2018-11-10 08:59:54,310 WARN L179 SmtUtils]: Spent 17.45 s on a formula simplification. DAG size of input: 154 DAG size of output: 144 [2018-11-10 08:59:54,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 159 treesize of output 178 [2018-11-10 08:59:54,405 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 8 xjuncts. [2018-11-10 08:59:54,406 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-10 08:59:54,406 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:54,407 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-10 08:59:54,407 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-10 08:59:58,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 138 [2018-11-10 08:59:58,079 INFO L477 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 129 treesize of output 105 [2018-11-10 08:59:58,080 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 08:59:59,188 INFO L477 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 85 treesize of output 61 [2018-11-10 08:59:59,189 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 08:59:59,758 INFO L477 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 108 treesize of output 84 [2018-11-10 08:59:59,759 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:00,488 INFO L477 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 84 treesize of output 60 [2018-11-10 09:00:00,489 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:01,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 58 [2018-11-10 09:00:01,123 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-11-10 09:00:02,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 70 [2018-11-10 09:00:02,948 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 8 xjuncts. [2018-11-10 09:00:10,172 INFO L267 ElimStorePlain]: Start of recursive call 13: 6 dim-1 vars, End of recursive call: 14 dim-0 vars, and 7 xjuncts. [2018-11-10 09:00:22,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 126 [2018-11-10 09:00:22,862 INFO L477 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 69 treesize of output 45 [2018-11-10 09:00:22,863 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:23,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-10 09:00:23,168 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-10 09:00:23,330 INFO L477 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 57 treesize of output 33 [2018-11-10 09:00:23,331 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:23,494 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:23,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 126 [2018-11-10 09:00:23,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-10 09:00:23,537 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-10 09:00:23,863 INFO L477 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 69 treesize of output 45 [2018-11-10 09:00:23,863 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:24,030 INFO L477 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 57 treesize of output 33 [2018-11-10 09:00:24,031 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:24,192 INFO L267 ElimStorePlain]: Start of recursive call 24: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:24,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 124 [2018-11-10 09:00:24,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 25 [2018-11-10 09:00:24,270 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 8 xjuncts. [2018-11-10 09:00:24,661 INFO L477 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 69 treesize of output 45 [2018-11-10 09:00:24,661 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:25,190 INFO L477 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 57 treesize of output 33 [2018-11-10 09:00:25,190 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:25,625 INFO L267 ElimStorePlain]: Start of recursive call 28: 3 dim-1 vars, End of recursive call: 10 dim-0 vars, and 5 xjuncts. [2018-11-10 09:00:25,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 123 [2018-11-10 09:00:25,664 INFO L477 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 69 treesize of output 45 [2018-11-10 09:00:25,664 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:25,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-10 09:00:25,868 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-10 09:00:26,062 INFO L477 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 57 treesize of output 33 [2018-11-10 09:00:26,062 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:00:26,215 INFO L267 ElimStorePlain]: Start of recursive call 32: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 09:01:15,855 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 30 dim-0 vars, and 15 xjuncts. [2018-11-10 09:01:16,086 INFO L303 Elim1Store]: Index analysis took 230 ms [2018-11-10 09:01:16,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 242 treesize of output 242 [2018-11-10 09:01:59,420 WARN L179 SmtUtils]: Spent 43.21 s on a formula simplification. DAG size of input: 477 DAG size of output: 220 [2018-11-10 09:01:59,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 152 treesize of output 157 [2018-11-10 09:01:59,457 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-11-10 09:02:06,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 141 treesize of output 146 [2018-11-10 09:02:06,014 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-11-10 09:02:20,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 141 treesize of output 139 [2018-11-10 09:02:20,576 INFO L477 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 129 treesize of output 105 [2018-11-10 09:02:20,576 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:21,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 80 [2018-11-10 09:02:21,353 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-10 09:02:22,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 108 [2018-11-10 09:02:22,356 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-11-10 09:02:24,319 INFO L477 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 80 treesize of output 56 [2018-11-10 09:02:24,320 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:26,485 INFO L477 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 103 treesize of output 79 [2018-11-10 09:02:26,485 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:26,494 INFO L477 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 104 treesize of output 80 [2018-11-10 09:02:26,495 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:28,053 INFO L477 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 79 treesize of output 55 [2018-11-10 09:02:28,053 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:28,062 INFO L477 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 80 treesize of output 56 [2018-11-10 09:02:28,063 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:29,565 INFO L267 ElimStorePlain]: Start of recursive call 39: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-11-10 09:02:47,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 141 treesize of output 139 [2018-11-10 09:02:47,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 124 [2018-11-10 09:02:47,176 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-10 09:02:48,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 108 [2018-11-10 09:02:48,047 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 2 xjuncts. [2018-11-10 09:02:50,745 INFO L477 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 103 treesize of output 79 [2018-11-10 09:02:50,745 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:50,755 INFO L477 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 104 treesize of output 80 [2018-11-10 09:02:50,756 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:52,904 INFO L477 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 79 treesize of output 55 [2018-11-10 09:02:52,905 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:52,914 INFO L477 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 80 treesize of output 56 [2018-11-10 09:02:52,915 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:54,326 INFO L477 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 104 treesize of output 80 [2018-11-10 09:02:54,327 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:56,904 INFO L477 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 80 treesize of output 56 [2018-11-10 09:02:56,904 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:02:58,888 INFO L267 ElimStorePlain]: Start of recursive call 48: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-11-10 09:03:26,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 123 [2018-11-10 09:03:26,727 INFO L477 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 69 treesize of output 45 [2018-11-10 09:03:26,727 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:03:27,043 INFO L477 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 57 treesize of output 33 [2018-11-10 09:03:27,044 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:03:27,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-10 09:03:27,392 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-11-10 09:03:27,641 INFO L267 ElimStorePlain]: Start of recursive call 57: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 09:03:27,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 125 [2018-11-10 09:03:27,679 INFO L477 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 69 treesize of output 45 [2018-11-10 09:03:27,680 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:03:27,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-11-10 09:03:27,938 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-11-10 09:03:28,359 INFO L477 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 57 treesize of output 33 [2018-11-10 09:03:28,360 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:03:28,568 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-11-10 09:04:03,136 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 09:04:03,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 145 treesize of output 155 [2018-11-10 09:04:03,208 INFO L477 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 138 treesize of output 114 [2018-11-10 09:04:03,208 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:06,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 109 [2018-11-10 09:04:06,498 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-11-10 09:04:12,586 INFO L477 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 107 treesize of output 83 [2018-11-10 09:04:12,587 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:17,423 INFO L477 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 83 treesize of output 59 [2018-11-10 09:04:17,424 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:22,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 57 [2018-11-10 09:04:22,204 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-11-10 09:04:32,930 INFO L477 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 105 treesize of output 81 [2018-11-10 09:04:32,930 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:32,942 INFO L477 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 104 treesize of output 80 [2018-11-10 09:04:32,943 INFO L267 ElimStorePlain]: Start of recursive call 72: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:41,853 INFO L477 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 80 treesize of output 56 [2018-11-10 09:04:41,853 INFO L267 ElimStorePlain]: Start of recursive call 73: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:41,865 INFO L477 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 81 treesize of output 57 [2018-11-10 09:04:41,866 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:04:52,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 109 [2018-11-10 09:04:52,282 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-11-10 09:05:12,466 INFO L477 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 105 treesize of output 81 [2018-11-10 09:05:12,466 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:05:12,481 INFO L477 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 104 treesize of output 80 [2018-11-10 09:05:12,481 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:05:31,869 INFO L477 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 81 treesize of output 57 [2018-11-10 09:05:31,870 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:05:31,883 INFO L477 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 80 treesize of output 56 [2018-11-10 09:05:31,883 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:05:45,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 81 [2018-11-10 09:05:45,912 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-10 09:05:56,077 INFO L477 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 81 treesize of output 57 [2018-11-10 09:05:56,078 INFO L267 ElimStorePlain]: Start of recursive call 81: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 09:06:10,884 INFO L267 ElimStorePlain]: Start of recursive call 65: 12 dim-1 vars, End of recursive call: 14 dim-0 vars, and 7 xjuncts. [2018-11-10 09:06:47,268 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2018-11-10 09:06:47,268 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:2000)Received EOF on stdin. No stderr output. 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.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.ElimStorePlain.doElimAllRec(ElimStorePlain.java:258) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) 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.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) ... 49 more [2018-11-10 09:06:47,271 INFO L168 Benchmark]: Toolchain (without parser) took 692922.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 949.8 MB in the beginning and 887.8 MB in the end (delta: 61.9 MB). Peak memory consumption was 296.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,272 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:06:47,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.82 ms. Allocated memory is still 1.0 GB. Free memory was 928.3 MB in the beginning and 922.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,272 INFO L168 Benchmark]: Boogie Preprocessor took 91.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 922.9 MB in the beginning and 1.2 GB in the end (delta: -229.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,273 INFO L168 Benchmark]: RCFGBuilder took 9414.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 90.0 MB). Peak memory consumption was 90.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,273 INFO L168 Benchmark]: TraceAbstraction took 683095.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.9 MB). Free memory was 1.1 GB in the beginning and 887.8 MB in the end (delta: 174.7 MB). Peak memory consumption was 243.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:06:47,275 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 928.3 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 49.82 ms. Allocated memory is still 1.0 GB. Free memory was 928.3 MB in the beginning and 922.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 922.9 MB in the beginning and 1.2 GB in the end (delta: -229.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9414.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 90.0 MB). Peak memory consumption was 90.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 683095.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.9 MB). Free memory was 1.1 GB in the beginning and 887.8 MB in the end (delta: 174.7 MB). Peak memory consumption was 243.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...