./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/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 06d11383001c52cfbf19a51eafe2dc3d238c9679 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:29,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:29,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:29,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:29,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:29,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:29,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:29,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:29,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:29,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:29,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:29,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:29,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:29,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:29,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:29,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:29,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:29,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:29,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:29,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:29,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:29,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:29,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:29,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:29,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:29,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:29,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:29,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:29,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:29,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:29,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:29,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:29,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:29,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:29,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:29,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:29,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:29,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:29,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:29,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:29,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:29,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:26:29,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:29,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:29,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:29,770 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:29,771 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:29,771 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:29,771 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:26:29,771 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:29,771 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:29,772 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:26:29,772 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:26:29,772 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:29,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:29,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:26:29,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:26:29,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:26:29,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:29,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:29,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:29,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:29,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:29,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:29,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:29,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:29,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:29,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:29,777 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:26:29,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:26:29,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:29,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:29,777 INFO L138 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_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/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 -> 06d11383001c52cfbf19a51eafe2dc3d238c9679 [2019-10-22 11:26:29,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:29,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:29,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:29,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:29,815 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:29,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-10-22 11:26:29,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/data/72713ed75/dfad3d3a7ca7420eaa254300a5118b94/FLAG165303a9b [2019-10-22 11:26:30,405 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:30,406 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-10-22 11:26:30,420 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/data/72713ed75/dfad3d3a7ca7420eaa254300a5118b94/FLAG165303a9b [2019-10-22 11:26:30,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/data/72713ed75/dfad3d3a7ca7420eaa254300a5118b94 [2019-10-22 11:26:30,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:30,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:30,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:30,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:30,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:30,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:30" (1/1) ... [2019-10-22 11:26:30,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbe633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:30, skipping insertion in model container [2019-10-22 11:26:30,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:30" (1/1) ... [2019-10-22 11:26:30,672 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:30,739 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:31,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:31,297 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:31,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:31,487 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:31,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31 WrapperNode [2019-10-22 11:26:31,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:31,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:31,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:31,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:31,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:31,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:31,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:31,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:31,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... [2019-10-22 11:26:31,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:31,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:31,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:31,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:31,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/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 [2019-10-22 11:26:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:26:33,335 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:26:33,337 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 11:26:33,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:33 BoogieIcfgContainer [2019-10-22 11:26:33,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:26:33,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:26:33,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:26:33,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:26:33,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:30" (1/3) ... [2019-10-22 11:26:33,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce8e176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:33, skipping insertion in model container [2019-10-22 11:26:33,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:31" (2/3) ... [2019-10-22 11:26:33,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce8e176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:33, skipping insertion in model container [2019-10-22 11:26:33,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:33" (3/3) ... [2019-10-22 11:26:33,348 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label44.c [2019-10-22 11:26:33,358 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:26:33,364 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:26:33,375 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:26:33,398 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:26:33,398 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:26:33,398 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:26:33,398 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:26:33,398 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:26:33,398 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:26:33,398 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:26:33,399 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:26:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-10-22 11:26:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 11:26:33,424 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:33,425 INFO L380 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] [2019-10-22 11:26:33,426 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:33,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:33,432 INFO L82 PathProgramCache]: Analyzing trace with hash 678582746, now seen corresponding path program 1 times [2019-10-22 11:26:33,440 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:33,441 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211819048] [2019-10-22 11:26:33,441 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:33,441 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:33,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:33,630 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211819048] [2019-10-22 11:26:33,630 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:33,630 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:33,631 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511942958] [2019-10-22 11:26:33,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:33,636 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:33,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:33,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:33,651 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-10-22 11:26:35,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:35,461 INFO L93 Difference]: Finished difference Result 968 states and 1740 transitions. [2019-10-22 11:26:35,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:35,463 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-10-22 11:26:35,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:35,478 INFO L225 Difference]: With dead ends: 968 [2019-10-22 11:26:35,478 INFO L226 Difference]: Without dead ends: 602 [2019-10-22 11:26:35,482 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:35,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2019-10-22 11:26:35,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 407. [2019-10-22 11:26:35,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-10-22 11:26:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 590 transitions. [2019-10-22 11:26:35,555 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 590 transitions. Word has length 26 [2019-10-22 11:26:35,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:35,556 INFO L462 AbstractCegarLoop]: Abstraction has 407 states and 590 transitions. [2019-10-22 11:26:35,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:35,556 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 590 transitions. [2019-10-22 11:26:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-22 11:26:35,559 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:35,559 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:35,560 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:35,560 INFO L82 PathProgramCache]: Analyzing trace with hash -308519566, now seen corresponding path program 1 times [2019-10-22 11:26:35,560 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:35,561 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12224188] [2019-10-22 11:26:35,561 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:35,561 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:35,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:35,741 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:35,741 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12224188] [2019-10-22 11:26:35,741 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:35,741 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:35,742 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036505264] [2019-10-22 11:26:35,743 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:35,743 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:35,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:35,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:35,744 INFO L87 Difference]: Start difference. First operand 407 states and 590 transitions. Second operand 4 states. [2019-10-22 11:26:37,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:37,075 INFO L93 Difference]: Finished difference Result 1567 states and 2285 transitions. [2019-10-22 11:26:37,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:37,077 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-10-22 11:26:37,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:37,083 INFO L225 Difference]: With dead ends: 1567 [2019-10-22 11:26:37,084 INFO L226 Difference]: Without dead ends: 1162 [2019-10-22 11:26:37,086 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:37,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2019-10-22 11:26:37,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1148. [2019-10-22 11:26:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2019-10-22 11:26:37,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1566 transitions. [2019-10-22 11:26:37,154 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1566 transitions. Word has length 94 [2019-10-22 11:26:37,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:37,154 INFO L462 AbstractCegarLoop]: Abstraction has 1148 states and 1566 transitions. [2019-10-22 11:26:37,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1566 transitions. [2019-10-22 11:26:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-22 11:26:37,156 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:37,157 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:37,157 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:37,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:37,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1249111919, now seen corresponding path program 1 times [2019-10-22 11:26:37,157 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:37,157 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309992180] [2019-10-22 11:26:37,158 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:37,158 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:37,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:37,247 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:37,249 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309992180] [2019-10-22 11:26:37,250 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:37,251 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:37,251 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872257506] [2019-10-22 11:26:37,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:37,252 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:37,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:37,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:37,252 INFO L87 Difference]: Start difference. First operand 1148 states and 1566 transitions. Second operand 4 states. [2019-10-22 11:26:38,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:38,575 INFO L93 Difference]: Finished difference Result 4144 states and 5719 transitions. [2019-10-22 11:26:38,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:38,576 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2019-10-22 11:26:38,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:38,585 INFO L225 Difference]: With dead ends: 4144 [2019-10-22 11:26:38,586 INFO L226 Difference]: Without dead ends: 2998 [2019-10-22 11:26:38,588 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:38,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2998 states. [2019-10-22 11:26:38,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2998 to 2998. [2019-10-22 11:26:38,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2998 states. [2019-10-22 11:26:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2998 states and 3666 transitions. [2019-10-22 11:26:38,641 INFO L78 Accepts]: Start accepts. Automaton has 2998 states and 3666 transitions. Word has length 97 [2019-10-22 11:26:38,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:38,641 INFO L462 AbstractCegarLoop]: Abstraction has 2998 states and 3666 transitions. [2019-10-22 11:26:38,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3666 transitions. [2019-10-22 11:26:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-22 11:26:38,647 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:38,648 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2019-10-22 11:26:38,648 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:38,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:38,648 INFO L82 PathProgramCache]: Analyzing trace with hash -101534449, now seen corresponding path program 1 times [2019-10-22 11:26:38,648 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:38,649 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794274150] [2019-10-22 11:26:38,649 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:38,649 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:38,649 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:38,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794274150] [2019-10-22 11:26:38,828 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:38,828 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:38,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535822923] [2019-10-22 11:26:38,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:26:38,830 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:38,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:26:38,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:38,831 INFO L87 Difference]: Start difference. First operand 2998 states and 3666 transitions. Second operand 5 states. [2019-10-22 11:26:40,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:40,495 INFO L93 Difference]: Finished difference Result 9336 states and 11717 transitions. [2019-10-22 11:26:40,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:26:40,496 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-10-22 11:26:40,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:40,514 INFO L225 Difference]: With dead ends: 9336 [2019-10-22 11:26:40,514 INFO L226 Difference]: Without dead ends: 6524 [2019-10-22 11:26:40,518 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:40,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2019-10-22 11:26:40,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6523. [2019-10-22 11:26:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6523 states. [2019-10-22 11:26:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6523 states to 6523 states and 7930 transitions. [2019-10-22 11:26:40,627 INFO L78 Accepts]: Start accepts. Automaton has 6523 states and 7930 transitions. Word has length 153 [2019-10-22 11:26:40,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:40,629 INFO L462 AbstractCegarLoop]: Abstraction has 6523 states and 7930 transitions. [2019-10-22 11:26:40,629 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:26:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand 6523 states and 7930 transitions. [2019-10-22 11:26:40,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-22 11:26:40,637 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:40,637 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2019-10-22 11:26:40,637 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:40,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:40,637 INFO L82 PathProgramCache]: Analyzing trace with hash -801477748, now seen corresponding path program 1 times [2019-10-22 11:26:40,638 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:40,638 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230127063] [2019-10-22 11:26:40,638 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:40,638 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:40,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-10-22 11:26:40,796 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230127063] [2019-10-22 11:26:40,797 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:40,797 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:40,797 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142605800] [2019-10-22 11:26:40,797 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:40,798 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:40,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:40,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:40,799 INFO L87 Difference]: Start difference. First operand 6523 states and 7930 transitions. Second operand 4 states. [2019-10-22 11:26:41,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:41,949 INFO L93 Difference]: Finished difference Result 14541 states and 17831 transitions. [2019-10-22 11:26:41,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:41,949 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 219 [2019-10-22 11:26:41,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:41,968 INFO L225 Difference]: With dead ends: 14541 [2019-10-22 11:26:41,969 INFO L226 Difference]: Without dead ends: 8204 [2019-10-22 11:26:41,975 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:41,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2019-10-22 11:26:42,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 7442. [2019-10-22 11:26:42,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7442 states. [2019-10-22 11:26:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7442 states to 7442 states and 8862 transitions. [2019-10-22 11:26:42,086 INFO L78 Accepts]: Start accepts. Automaton has 7442 states and 8862 transitions. Word has length 219 [2019-10-22 11:26:42,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:42,087 INFO L462 AbstractCegarLoop]: Abstraction has 7442 states and 8862 transitions. [2019-10-22 11:26:42,087 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 7442 states and 8862 transitions. [2019-10-22 11:26:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-10-22 11:26:42,090 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:42,090 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:42,091 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:42,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:42,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1442400907, now seen corresponding path program 1 times [2019-10-22 11:26:42,091 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:42,091 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952016478] [2019-10-22 11:26:42,091 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:42,092 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:42,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:42,246 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952016478] [2019-10-22 11:26:42,246 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:42,246 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:42,246 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493601654] [2019-10-22 11:26:42,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:42,247 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:42,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:42,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:42,247 INFO L87 Difference]: Start difference. First operand 7442 states and 8862 transitions. Second operand 4 states. [2019-10-22 11:26:43,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:43,527 INFO L93 Difference]: Finished difference Result 17112 states and 20555 transitions. [2019-10-22 11:26:43,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:43,529 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 230 [2019-10-22 11:26:43,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:43,559 INFO L225 Difference]: With dead ends: 17112 [2019-10-22 11:26:43,559 INFO L226 Difference]: Without dead ends: 9856 [2019-10-22 11:26:43,571 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:43,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9856 states. [2019-10-22 11:26:43,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9856 to 9466. [2019-10-22 11:26:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9466 states. [2019-10-22 11:26:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9466 states to 9466 states and 11150 transitions. [2019-10-22 11:26:43,713 INFO L78 Accepts]: Start accepts. Automaton has 9466 states and 11150 transitions. Word has length 230 [2019-10-22 11:26:43,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:43,713 INFO L462 AbstractCegarLoop]: Abstraction has 9466 states and 11150 transitions. [2019-10-22 11:26:43,718 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 9466 states and 11150 transitions. [2019-10-22 11:26:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-10-22 11:26:43,722 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:43,723 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:26:43,723 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:43,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:43,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1616620059, now seen corresponding path program 1 times [2019-10-22 11:26:43,723 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:43,724 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856115021] [2019-10-22 11:26:43,724 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:43,724 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:43,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:44,069 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856115021] [2019-10-22 11:26:44,069 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:44,070 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:26:44,070 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269725457] [2019-10-22 11:26:44,070 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:26:44,070 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:44,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:26:44,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:44,071 INFO L87 Difference]: Start difference. First operand 9466 states and 11150 transitions. Second operand 5 states. [2019-10-22 11:26:45,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:45,803 INFO L93 Difference]: Finished difference Result 20253 states and 23894 transitions. [2019-10-22 11:26:45,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:26:45,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 258 [2019-10-22 11:26:45,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:45,830 INFO L225 Difference]: With dead ends: 20253 [2019-10-22 11:26:45,830 INFO L226 Difference]: Without dead ends: 12083 [2019-10-22 11:26:45,838 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:45,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12083 states. [2019-10-22 11:26:45,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12083 to 10953. [2019-10-22 11:26:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10953 states. [2019-10-22 11:26:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 12810 transitions. [2019-10-22 11:26:45,992 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 12810 transitions. Word has length 258 [2019-10-22 11:26:45,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:45,992 INFO L462 AbstractCegarLoop]: Abstraction has 10953 states and 12810 transitions. [2019-10-22 11:26:45,992 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:26:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 12810 transitions. [2019-10-22 11:26:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-22 11:26:45,997 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:45,997 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2019-10-22 11:26:45,997 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:45,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:45,998 INFO L82 PathProgramCache]: Analyzing trace with hash 292208959, now seen corresponding path program 1 times [2019-10-22 11:26:45,998 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:45,998 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127701041] [2019-10-22 11:26:45,998 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:45,998 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:45,999 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-10-22 11:26:46,175 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127701041] [2019-10-22 11:26:46,175 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:46,175 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:46,175 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846029842] [2019-10-22 11:26:46,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:26:46,176 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:46,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:26:46,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:46,177 INFO L87 Difference]: Start difference. First operand 10953 states and 12810 transitions. Second operand 5 states. [2019-10-22 11:26:48,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:48,064 INFO L93 Difference]: Finished difference Result 34618 states and 40717 transitions. [2019-10-22 11:26:48,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:26:48,065 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-10-22 11:26:48,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:48,106 INFO L225 Difference]: With dead ends: 34618 [2019-10-22 11:26:48,106 INFO L226 Difference]: Without dead ends: 23851 [2019-10-22 11:26:48,119 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:48,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23851 states. [2019-10-22 11:26:48,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23851 to 17579. [2019-10-22 11:26:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17579 states. [2019-10-22 11:26:48,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17579 states to 17579 states and 20174 transitions. [2019-10-22 11:26:48,405 INFO L78 Accepts]: Start accepts. Automaton has 17579 states and 20174 transitions. Word has length 261 [2019-10-22 11:26:48,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:48,405 INFO L462 AbstractCegarLoop]: Abstraction has 17579 states and 20174 transitions. [2019-10-22 11:26:48,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:26:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 17579 states and 20174 transitions. [2019-10-22 11:26:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-10-22 11:26:48,415 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:48,415 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:26:48,416 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:48,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:48,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1313485887, now seen corresponding path program 1 times [2019-10-22 11:26:48,416 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:48,416 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591505120] [2019-10-22 11:26:48,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:48,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:48,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-10-22 11:26:48,648 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591505120] [2019-10-22 11:26:48,648 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:48,648 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:26:48,648 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540161497] [2019-10-22 11:26:48,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:48,649 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:48,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:48,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:48,650 INFO L87 Difference]: Start difference. First operand 17579 states and 20174 transitions. Second operand 3 states. [2019-10-22 11:26:49,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:49,111 INFO L93 Difference]: Finished difference Result 33484 states and 38341 transitions. [2019-10-22 11:26:49,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:49,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-10-22 11:26:49,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:49,134 INFO L225 Difference]: With dead ends: 33484 [2019-10-22 11:26:49,134 INFO L226 Difference]: Without dead ends: 16649 [2019-10-22 11:26:49,150 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:49,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16649 states. [2019-10-22 11:26:49,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16649 to 16645. [2019-10-22 11:26:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-10-22 11:26:49,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18992 transitions. [2019-10-22 11:26:49,411 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18992 transitions. Word has length 308 [2019-10-22 11:26:49,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:49,415 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18992 transitions. [2019-10-22 11:26:49,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:49,416 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18992 transitions. [2019-10-22 11:26:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2019-10-22 11:26:49,445 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:49,446 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:49,446 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:49,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:49,446 INFO L82 PathProgramCache]: Analyzing trace with hash -306541705, now seen corresponding path program 1 times [2019-10-22 11:26:49,446 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:49,447 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208160177] [2019-10-22 11:26:49,447 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:49,449 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:49,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-22 11:26:49,856 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208160177] [2019-10-22 11:26:49,856 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:49,856 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:49,856 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763056876] [2019-10-22 11:26:49,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:49,857 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:49,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:49,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:49,858 INFO L87 Difference]: Start difference. First operand 16645 states and 18992 transitions. Second operand 4 states. [2019-10-22 11:26:50,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:50,835 INFO L93 Difference]: Finished difference Result 33131 states and 37836 transitions. [2019-10-22 11:26:50,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:50,836 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 426 [2019-10-22 11:26:50,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:50,856 INFO L225 Difference]: With dead ends: 33131 [2019-10-22 11:26:50,856 INFO L226 Difference]: Without dead ends: 16672 [2019-10-22 11:26:50,867 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:50,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16672 states. [2019-10-22 11:26:51,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16672 to 16645. [2019-10-22 11:26:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-10-22 11:26:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18734 transitions. [2019-10-22 11:26:51,057 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18734 transitions. Word has length 426 [2019-10-22 11:26:51,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:51,058 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18734 transitions. [2019-10-22 11:26:51,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18734 transitions. [2019-10-22 11:26:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-10-22 11:26:51,077 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:51,078 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:51,079 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:51,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:51,079 INFO L82 PathProgramCache]: Analyzing trace with hash -758299991, now seen corresponding path program 1 times [2019-10-22 11:26:51,079 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:51,079 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818864566] [2019-10-22 11:26:51,080 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:51,080 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:51,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-22 11:26:51,468 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818864566] [2019-10-22 11:26:51,468 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:51,468 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:51,468 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434081656] [2019-10-22 11:26:51,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:51,469 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:51,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:51,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:51,470 INFO L87 Difference]: Start difference. First operand 16645 states and 18734 transitions. Second operand 3 states. [2019-10-22 11:26:52,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:52,240 INFO L93 Difference]: Finished difference Result 32536 states and 36592 transitions. [2019-10-22 11:26:52,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:52,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2019-10-22 11:26:52,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:52,257 INFO L225 Difference]: With dead ends: 32536 [2019-10-22 11:26:52,258 INFO L226 Difference]: Without dead ends: 15157 [2019-10-22 11:26:52,267 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:52,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15157 states. [2019-10-22 11:26:52,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15157 to 11657. [2019-10-22 11:26:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11657 states. [2019-10-22 11:26:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11657 states to 11657 states and 12837 transitions. [2019-10-22 11:26:52,415 INFO L78 Accepts]: Start accepts. Automaton has 11657 states and 12837 transitions. Word has length 441 [2019-10-22 11:26:52,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:52,416 INFO L462 AbstractCegarLoop]: Abstraction has 11657 states and 12837 transitions. [2019-10-22 11:26:52,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11657 states and 12837 transitions. [2019-10-22 11:26:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2019-10-22 11:26:52,428 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:52,428 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:52,430 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:52,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:52,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1640817050, now seen corresponding path program 1 times [2019-10-22 11:26:52,430 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:52,431 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799248888] [2019-10-22 11:26:52,431 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:52,431 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:52,431 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2019-10-22 11:26:52,819 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799248888] [2019-10-22 11:26:52,820 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:52,820 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:26:52,820 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375950246] [2019-10-22 11:26:52,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:52,821 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:52,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:52,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:52,821 INFO L87 Difference]: Start difference. First operand 11657 states and 12837 transitions. Second operand 3 states. [2019-10-22 11:26:53,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:53,248 INFO L93 Difference]: Finished difference Result 22569 states and 24860 transitions. [2019-10-22 11:26:53,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:53,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 496 [2019-10-22 11:26:53,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:53,249 INFO L225 Difference]: With dead ends: 22569 [2019-10-22 11:26:53,250 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:26:53,256 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:53,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:26:53,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:26:53,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:26:53,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:26:53,256 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 496 [2019-10-22 11:26:53,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:53,257 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:26:53,257 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:53,257 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:26:53,257 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:26:53,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:26:53,394 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-10-22 11:26:53,501 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-10-22 11:26:54,037 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-10-22 11:26:54,569 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-10-22 11:26:54,571 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-22 11:26:54,571 INFO L443 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-10-22 11:26:54,571 INFO L443 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-10-22 11:26:54,571 INFO L446 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-10-22 11:26:54,572 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-10-22 11:26:54,573 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L439 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,574 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,575 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,576 INFO L443 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,576 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,576 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,576 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,577 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,578 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,579 INFO L443 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,580 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,580 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,580 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-22 11:26:54,580 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-22 11:26:54,580 INFO L443 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,581 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-22 11:26:54,582 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-10-22 11:26:54,583 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,584 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,584 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,584 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,584 INFO L443 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-22 11:26:54,585 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,586 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-10-22 11:26:54,587 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,588 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,588 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,588 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,588 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,589 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,590 INFO L443 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,591 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,592 INFO L443 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,592 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,592 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,593 INFO L443 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,594 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,595 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,596 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-22 11:26:54,596 INFO L443 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-10-22 11:26:54,596 INFO L443 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L439 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,597 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-10-22 11:26:54,598 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,598 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,598 INFO L443 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-10-22 11:26:54,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:26:54 BoogieIcfgContainer [2019-10-22 11:26:54,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:26:54,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:26:54,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:26:54,618 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:26:54,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:33" (3/4) ... [2019-10-22 11:26:54,622 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:26:54,643 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:26:54,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:26:54,809 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ecd3f338-72e0-42d4-be72-de5832a288ac/bin/utaipan/witness.graphml [2019-10-22 11:26:54,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:26:54,810 INFO L168 Benchmark]: Toolchain (without parser) took 24151.23 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 986.7 MB). Free memory was 943.2 MB in the beginning and 1.8 GB in the end (delta: -906.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,811 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:26:54,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.05 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,811 INFO L168 Benchmark]: Boogie Preprocessor took 89.13 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,812 INFO L168 Benchmark]: RCFGBuilder took 1640.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.4 MB in the end (delta: 176.1 MB). Peak memory consumption was 176.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,812 INFO L168 Benchmark]: TraceAbstraction took 21276.51 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 837.8 MB). Free memory was 893.4 MB in the beginning and 1.9 GB in the end (delta: -986.3 MB). Peak memory consumption was 970.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,812 INFO L168 Benchmark]: Witness Printer took 191.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:54,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 828.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.05 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.13 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1640.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.4 MB in the end (delta: 176.1 MB). Peak memory consumption was 176.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21276.51 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 837.8 MB). Free memory was 893.4 MB in the beginning and 1.9 GB in the end (delta: -986.3 MB). Peak memory consumption was 970.6 MB. Max. memory is 11.5 GB. * Witness Printer took 191.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 21.2s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 15.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, HoareTripleCheckerStatistics: 1520 SDtfs, 4314 SDslu, 466 SDs, 0 SdLazy, 12149 SolverSat, 2313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17579occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 12295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 136 NumberOfFragments, 401 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5174 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1874 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 3009 NumberOfCodeBlocks, 3009 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2997 ConstructedInterpolants, 0 QuantifiedInterpolants, 2296024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 2465/2465 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...