./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:47:57,806 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:47:57,807 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:47:57,814 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:47:57,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:47:57,815 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:47:57,816 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:47:57,817 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:47:57,819 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:47:57,819 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:47:57,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:47:57,820 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:47:57,821 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:47:57,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:47:57,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:47:57,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:47:57,823 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:47:57,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:47:57,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:47:57,827 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:47:57,828 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:47:57,829 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:47:57,831 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:47:57,831 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:47:57,831 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:47:57,832 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:47:57,833 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:47:57,833 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:47:57,834 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:47:57,834 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:47:57,835 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:47:57,835 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:47:57,835 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:47:57,835 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:47:57,836 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:47:57,836 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:47:57,836 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 17:47:57,844 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:47:57,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:47:57,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:47:57,845 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 17:47:57,845 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 17:47:57,845 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 17:47:57,846 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 17:47:57,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:47:57,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:47:57,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:47:57,848 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:47:57,848 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:47:57,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:47:57,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:47:57,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 17:47:57,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:47:57,849 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 17:47:57,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:47:57,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 17:47:57,850 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 17:47:57,850 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2018-12-02 17:47:57,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:47:57,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:47:57,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:47:57,885 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:47:57,885 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:47:57,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-12-02 17:47:57,923 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/data/da3aa8a9d/3436161647184851b26dd4d51dd750d1/FLAG8269b325d [2018-12-02 17:47:58,376 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:47:58,376 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-12-02 17:47:58,386 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/data/da3aa8a9d/3436161647184851b26dd4d51dd750d1/FLAG8269b325d [2018-12-02 17:47:58,399 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/data/da3aa8a9d/3436161647184851b26dd4d51dd750d1 [2018-12-02 17:47:58,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:47:58,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:47:58,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:47:58,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:47:58,405 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:47:58,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@870cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58, skipping insertion in model container [2018-12-02 17:47:58,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:47:58,441 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:47:58,671 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:47:58,674 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:47:58,804 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:47:58,814 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:47:58,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58 WrapperNode [2018-12-02 17:47:58,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:47:58,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:47:58,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:47:58,815 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:47:58,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:47:58,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:47:58,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:47:58,839 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:47:58,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... [2018-12-02 17:47:58,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:47:58,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:47:58,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:47:58,891 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:47:58,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 17:47:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 17:47:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 17:47:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 17:47:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 17:47:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:47:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:47:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 17:47:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 17:47:59,864 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:47:59,865 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 17:47:59,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:47:59 BoogieIcfgContainer [2018-12-02 17:47:59,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:47:59,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 17:47:59,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 17:47:59,869 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 17:47:59,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:47:58" (1/3) ... [2018-12-02 17:47:59,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:47:59, skipping insertion in model container [2018-12-02 17:47:59,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:47:58" (2/3) ... [2018-12-02 17:47:59,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:47:59, skipping insertion in model container [2018-12-02 17:47:59,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:47:59" (3/3) ... [2018-12-02 17:47:59,872 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label16_true-unreach-call.c [2018-12-02 17:47:59,880 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 17:47:59,887 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 17:47:59,900 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 17:47:59,922 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 17:47:59,923 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 17:47:59,923 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 17:47:59,923 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 17:47:59,923 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 17:47:59,923 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 17:47:59,923 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 17:47:59,923 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 17:47:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-02 17:47:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 17:47:59,944 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:47:59,944 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:47:59,946 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:47:59,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:47:59,950 INFO L82 PathProgramCache]: Analyzing trace with hash -467621694, now seen corresponding path program 1 times [2018-12-02 17:47:59,951 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:47:59,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:47:59,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:47:59,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:47:59,982 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:00,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:48:00,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 17:48:00,126 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:00,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 17:48:00,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 17:48:00,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 17:48:00,139 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-02 17:48:01,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:48:01,152 INFO L93 Difference]: Finished difference Result 981 states and 1757 transitions. [2018-12-02 17:48:01,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 17:48:01,153 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-12-02 17:48:01,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:48:01,164 INFO L225 Difference]: With dead ends: 981 [2018-12-02 17:48:01,164 INFO L226 Difference]: Without dead ends: 622 [2018-12-02 17:48:01,170 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 17:48:01,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2018-12-02 17:48:01,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 622. [2018-12-02 17:48:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2018-12-02 17:48:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 880 transitions. [2018-12-02 17:48:01,225 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 880 transitions. Word has length 49 [2018-12-02 17:48:01,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:48:01,226 INFO L480 AbstractCegarLoop]: Abstraction has 622 states and 880 transitions. [2018-12-02 17:48:01,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 17:48:01,226 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 880 transitions. [2018-12-02 17:48:01,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 17:48:01,229 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:48:01,229 INFO L402 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, 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] [2018-12-02 17:48:01,229 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:48:01,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:01,230 INFO L82 PathProgramCache]: Analyzing trace with hash -2099265230, now seen corresponding path program 1 times [2018-12-02 17:48:01,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:48:01,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:01,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:48:01,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:01,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:01,338 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:48:01,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 17:48:01,338 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:01,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 17:48:01,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 17:48:01,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-02 17:48:01,340 INFO L87 Difference]: Start difference. First operand 622 states and 880 transitions. Second operand 6 states. [2018-12-02 17:48:02,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:48:02,395 INFO L93 Difference]: Finished difference Result 1837 states and 2643 transitions. [2018-12-02 17:48:02,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 17:48:02,396 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 129 [2018-12-02 17:48:02,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:48:02,401 INFO L225 Difference]: With dead ends: 1837 [2018-12-02 17:48:02,401 INFO L226 Difference]: Without dead ends: 1221 [2018-12-02 17:48:02,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-02 17:48:02,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2018-12-02 17:48:02,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1210. [2018-12-02 17:48:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1210 states. [2018-12-02 17:48:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1210 states and 1600 transitions. [2018-12-02 17:48:02,440 INFO L78 Accepts]: Start accepts. Automaton has 1210 states and 1600 transitions. Word has length 129 [2018-12-02 17:48:02,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:48:02,441 INFO L480 AbstractCegarLoop]: Abstraction has 1210 states and 1600 transitions. [2018-12-02 17:48:02,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 17:48:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1600 transitions. [2018-12-02 17:48:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 17:48:02,445 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:48:02,445 INFO L402 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, 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] [2018-12-02 17:48:02,445 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:48:02,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:02,445 INFO L82 PathProgramCache]: Analyzing trace with hash -2045537286, now seen corresponding path program 1 times [2018-12-02 17:48:02,445 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:48:02,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:02,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:48:02,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:02,446 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:48:02,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:48:02,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 17:48:02,534 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:02,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 17:48:02,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 17:48:02,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 17:48:02,535 INFO L87 Difference]: Start difference. First operand 1210 states and 1600 transitions. Second operand 4 states. [2018-12-02 17:48:03,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:48:03,488 INFO L93 Difference]: Finished difference Result 4339 states and 5985 transitions. [2018-12-02 17:48:03,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 17:48:03,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 180 [2018-12-02 17:48:03,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:48:03,501 INFO L225 Difference]: With dead ends: 4339 [2018-12-02 17:48:03,501 INFO L226 Difference]: Without dead ends: 3135 [2018-12-02 17:48:03,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 17:48:03,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3135 states. [2018-12-02 17:48:03,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3135 to 2927. [2018-12-02 17:48:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2927 states. [2018-12-02 17:48:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 3836 transitions. [2018-12-02 17:48:03,561 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 3836 transitions. Word has length 180 [2018-12-02 17:48:03,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:48:03,561 INFO L480 AbstractCegarLoop]: Abstraction has 2927 states and 3836 transitions. [2018-12-02 17:48:03,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 17:48:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3836 transitions. [2018-12-02 17:48:03,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 17:48:03,564 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:48:03,565 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:48:03,565 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:48:03,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:03,565 INFO L82 PathProgramCache]: Analyzing trace with hash 817562012, now seen corresponding path program 1 times [2018-12-02 17:48:03,565 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:48:03,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:03,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:48:03,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:03,566 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 84 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 17:48:03,677 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:48:03,677 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 17:48:03,677 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-12-02 17:48:03,679 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [301], [303], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [618], [623], [625], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 17:48:03,706 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 17:48:03,706 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 17:48:04,031 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 17:48:04,032 INFO L272 AbstractInterpreter]: Visited 105 different actions 105 times. Never merged. Never widened. Performed 1239 root evaluator evaluations with a maximum evaluation depth of 14. Performed 1239 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 28 variables. [2018-12-02 17:48:04,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:04,042 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 17:48:04,379 INFO L227 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 73.52% of their original sizes. [2018-12-02 17:48:04,379 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 17:48:04,416 INFO L418 sIntCurrentIteration]: We unified 222 AI predicates to 222 [2018-12-02 17:48:04,416 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 17:48:04,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 17:48:04,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-02 17:48:04,417 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:04,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 17:48:04,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 17:48:04,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 17:48:04,419 INFO L87 Difference]: Start difference. First operand 2927 states and 3836 transitions. Second operand 6 states. [2018-12-02 17:48:32,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:48:32,693 INFO L93 Difference]: Finished difference Result 6038 states and 7884 transitions. [2018-12-02 17:48:32,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 17:48:32,693 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 223 [2018-12-02 17:48:32,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:48:32,699 INFO L225 Difference]: With dead ends: 6038 [2018-12-02 17:48:32,699 INFO L226 Difference]: Without dead ends: 3117 [2018-12-02 17:48:32,702 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 223 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 17:48:32,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2018-12-02 17:48:32,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 3116. [2018-12-02 17:48:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3116 states. [2018-12-02 17:48:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 3116 states and 4035 transitions. [2018-12-02 17:48:32,742 INFO L78 Accepts]: Start accepts. Automaton has 3116 states and 4035 transitions. Word has length 223 [2018-12-02 17:48:32,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:48:32,742 INFO L480 AbstractCegarLoop]: Abstraction has 3116 states and 4035 transitions. [2018-12-02 17:48:32,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 17:48:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 4035 transitions. [2018-12-02 17:48:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 17:48:32,746 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:48:32,746 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:48:32,747 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:48:32,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:32,747 INFO L82 PathProgramCache]: Analyzing trace with hash -293561325, now seen corresponding path program 1 times [2018-12-02 17:48:32,747 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:48:32,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:32,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:48:32,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:32,748 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 17:48:32,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:48:32,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 17:48:32,874 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:32,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 17:48:32,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 17:48:32,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 17:48:32,875 INFO L87 Difference]: Start difference. First operand 3116 states and 4035 transitions. Second operand 3 states. [2018-12-02 17:48:33,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:48:33,382 INFO L93 Difference]: Finished difference Result 7934 states and 10589 transitions. [2018-12-02 17:48:33,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 17:48:33,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 317 [2018-12-02 17:48:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:48:33,397 INFO L225 Difference]: With dead ends: 7934 [2018-12-02 17:48:33,398 INFO L226 Difference]: Without dead ends: 5013 [2018-12-02 17:48:33,404 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 17:48:33,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2018-12-02 17:48:33,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2018-12-02 17:48:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2018-12-02 17:48:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 6410 transitions. [2018-12-02 17:48:33,465 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 6410 transitions. Word has length 317 [2018-12-02 17:48:33,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:48:33,466 INFO L480 AbstractCegarLoop]: Abstraction has 5013 states and 6410 transitions. [2018-12-02 17:48:33,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 17:48:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 6410 transitions. [2018-12-02 17:48:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 17:48:33,471 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:48:33,471 INFO L402 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, 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, 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] [2018-12-02 17:48:33,471 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:48:33,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:33,471 INFO L82 PathProgramCache]: Analyzing trace with hash -422145512, now seen corresponding path program 1 times [2018-12-02 17:48:33,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:48:33,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:33,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:48:33,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:48:33,472 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:48:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:48:33,598 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 307 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 17:48:33,598 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:48:33,598 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 17:48:33,598 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 350 with the following transitions: [2018-12-02 17:48:33,599 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [301], [303], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [578], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 17:48:33,601 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 17:48:33,601 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 17:48:33,982 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 17:48:33,983 INFO L272 AbstractInterpreter]: Visited 125 different actions 372 times. Merged at 6 different actions 17 times. Never widened. Performed 4965 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4965 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 17:48:33,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:48:33,984 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 17:48:34,224 INFO L227 lantSequenceWeakener]: Weakened 346 states. On average, predicates are now at 77.55% of their original sizes. [2018-12-02 17:48:34,224 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 17:48:34,287 INFO L418 sIntCurrentIteration]: We unified 348 AI predicates to 348 [2018-12-02 17:48:34,287 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 17:48:34,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 17:48:34,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-02 17:48:34,287 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 17:48:34,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 17:48:34,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 17:48:34,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:48:34,288 INFO L87 Difference]: Start difference. First operand 5013 states and 6410 transitions. Second operand 10 states. [2018-12-02 17:49:15,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:49:15,512 INFO L93 Difference]: Finished difference Result 11428 states and 15064 transitions. [2018-12-02 17:49:15,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-02 17:49:15,513 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 349 [2018-12-02 17:49:15,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:49:15,524 INFO L225 Difference]: With dead ends: 11428 [2018-12-02 17:49:15,524 INFO L226 Difference]: Without dead ends: 6610 [2018-12-02 17:49:15,529 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 359 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-12-02 17:49:15,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6610 states. [2018-12-02 17:49:15,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6610 to 5626. [2018-12-02 17:49:15,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5626 states. [2018-12-02 17:49:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5626 states to 5626 states and 7173 transitions. [2018-12-02 17:49:15,605 INFO L78 Accepts]: Start accepts. Automaton has 5626 states and 7173 transitions. Word has length 349 [2018-12-02 17:49:15,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:49:15,605 INFO L480 AbstractCegarLoop]: Abstraction has 5626 states and 7173 transitions. [2018-12-02 17:49:15,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 17:49:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 5626 states and 7173 transitions. [2018-12-02 17:49:15,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-12-02 17:49:15,611 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:49:15,611 INFO L402 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, 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, 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] [2018-12-02 17:49:15,611 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:49:15,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:15,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1428281788, now seen corresponding path program 1 times [2018-12-02 17:49:15,611 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:49:15,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:15,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:15,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:15,612 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:49:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 17:49:15,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:15,737 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 17:49:15,737 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 353 with the following transitions: [2018-12-02 17:49:15,737 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [301], [303], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [680], [685], [687], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 17:49:15,739 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 17:49:15,740 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 17:49:16,066 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 17:49:16,066 INFO L272 AbstractInterpreter]: Visited 126 different actions 371 times. Merged at 6 different actions 15 times. Never widened. Performed 4932 root evaluator evaluations with a maximum evaluation depth of 18. Performed 4932 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-02 17:49:16,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:16,068 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 17:49:16,068 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:16,068 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 17:49:16,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:16,074 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 17:49:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:16,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:49:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 17:49:16,214 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 17:49:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 17:49:16,354 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 17:49:16,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 7 [2018-12-02 17:49:16,354 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 17:49:16,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 17:49:16,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 17:49:16,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 17:49:16,355 INFO L87 Difference]: Start difference. First operand 5626 states and 7173 transitions. Second operand 6 states. [2018-12-02 17:49:17,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:49:17,013 INFO L93 Difference]: Finished difference Result 10966 states and 14303 transitions. [2018-12-02 17:49:17,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 17:49:17,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 352 [2018-12-02 17:49:17,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:49:17,024 INFO L225 Difference]: With dead ends: 10966 [2018-12-02 17:49:17,025 INFO L226 Difference]: Without dead ends: 5536 [2018-12-02 17:49:17,030 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 715 GetRequests, 705 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:49:17,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5536 states. [2018-12-02 17:49:17,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5536 to 5294. [2018-12-02 17:49:17,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5294 states. [2018-12-02 17:49:17,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5294 states to 5294 states and 6459 transitions. [2018-12-02 17:49:17,100 INFO L78 Accepts]: Start accepts. Automaton has 5294 states and 6459 transitions. Word has length 352 [2018-12-02 17:49:17,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:49:17,101 INFO L480 AbstractCegarLoop]: Abstraction has 5294 states and 6459 transitions. [2018-12-02 17:49:17,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 17:49:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 5294 states and 6459 transitions. [2018-12-02 17:49:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-12-02 17:49:17,107 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:49:17,108 INFO L402 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, 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, 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] [2018-12-02 17:49:17,108 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:49:17,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:17,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1187143402, now seen corresponding path program 1 times [2018-12-02 17:49:17,108 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:49:17,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:17,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:17,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:17,109 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:49:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 341 proven. 2 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 17:49:17,289 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:17,289 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 17:49:17,289 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 397 with the following transitions: [2018-12-02 17:49:17,289 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [301], [303], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [633], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [680], [685], [687], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 17:49:17,291 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 17:49:17,291 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 17:49:17,700 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 17:49:17,701 INFO L272 AbstractInterpreter]: Visited 143 different actions 702 times. Merged at 7 different actions 31 times. Never widened. Performed 9915 root evaluator evaluations with a maximum evaluation depth of 16. Performed 9915 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 9 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-02 17:49:17,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:17,702 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 17:49:17,702 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:17,702 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 17:49:17,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:17,708 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 17:49:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:17,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:49:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2018-12-02 17:49:17,875 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 17:49:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 136 proven. 206 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 17:49:18,135 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 17:49:18,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 15 [2018-12-02 17:49:18,135 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 17:49:18,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 17:49:18,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 17:49:18,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2018-12-02 17:49:18,136 INFO L87 Difference]: Start difference. First operand 5294 states and 6459 transitions. Second operand 11 states. [2018-12-02 17:49:20,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:49:20,518 INFO L93 Difference]: Finished difference Result 14745 states and 18666 transitions. [2018-12-02 17:49:20,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-02 17:49:20,519 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 396 [2018-12-02 17:49:20,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:49:20,537 INFO L225 Difference]: With dead ends: 14745 [2018-12-02 17:49:20,537 INFO L226 Difference]: Without dead ends: 9647 [2018-12-02 17:49:20,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 819 GetRequests, 791 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=196, Invalid=454, Unknown=0, NotChecked=0, Total=650 [2018-12-02 17:49:20,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9647 states. [2018-12-02 17:49:20,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9647 to 9007. [2018-12-02 17:49:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9007 states. [2018-12-02 17:49:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9007 states to 9007 states and 10884 transitions. [2018-12-02 17:49:20,647 INFO L78 Accepts]: Start accepts. Automaton has 9007 states and 10884 transitions. Word has length 396 [2018-12-02 17:49:20,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:49:20,647 INFO L480 AbstractCegarLoop]: Abstraction has 9007 states and 10884 transitions. [2018-12-02 17:49:20,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 17:49:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 9007 states and 10884 transitions. [2018-12-02 17:49:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-12-02 17:49:20,655 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:49:20,656 INFO L402 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, 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, 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] [2018-12-02 17:49:20,656 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:49:20,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:20,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1643750154, now seen corresponding path program 1 times [2018-12-02 17:49:20,656 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 17:49:20,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:20,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:20,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:49:20,657 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 17:49:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 131 proven. 216 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 17:49:20,813 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:20,813 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 17:49:20,813 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 402 with the following transitions: [2018-12-02 17:49:20,814 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [301], [303], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [680], [685], [687], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 17:49:20,815 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 17:49:20,815 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 17:49:21,080 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 17:49:21,080 INFO L272 AbstractInterpreter]: Visited 143 different actions 564 times. Merged at 7 different actions 26 times. Never widened. Performed 7956 root evaluator evaluations with a maximum evaluation depth of 16. Performed 7956 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 17:49:21,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:49:21,093 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 17:49:21,093 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:49:21,093 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 17:49:21,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:49:21,099 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 17:49:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:49:21,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:49:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 303 proven. 106 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 17:49:22,632 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 17:49:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 235 proven. 107 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 17:49:22,776 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 17:49:22,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 5] total 12 [2018-12-02 17:49:22,776 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 17:49:22,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 17:49:22,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 17:49:22,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=96, Unknown=2, NotChecked=0, Total=132 [2018-12-02 17:49:22,777 INFO L87 Difference]: Start difference. First operand 9007 states and 10884 transitions. Second operand 10 states. [2018-12-02 17:50:11,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:50:11,992 INFO L93 Difference]: Finished difference Result 26741 states and 35860 transitions. [2018-12-02 17:50:11,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-02 17:50:11,993 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 401 [2018-12-02 17:50:11,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:50:11,993 INFO L225 Difference]: With dead ends: 26741 [2018-12-02 17:50:11,993 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 17:50:12,017 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 841 GetRequests, 811 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=205, Invalid=536, Unknown=15, NotChecked=0, Total=756 [2018-12-02 17:50:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 17:50:12,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 17:50:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 17:50:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 17:50:12,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 401 [2018-12-02 17:50:12,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:50:12,017 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 17:50:12,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 17:50:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 17:50:12,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 17:50:12,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 17:50:12,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,459 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 210 [2018-12-02 17:50:12,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:50:12,690 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 202 [2018-12-02 17:50:14,127 WARN L180 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 340 DAG size of output: 102 [2018-12-02 17:50:14,599 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 71 [2018-12-02 17:50:15,035 WARN L180 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 74 [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,037 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,038 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,039 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,040 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-02 17:50:15,041 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,042 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse4 (= 1 |old(~a4~0)|)) (.cse20 (+ |old(~a23~0)| 43)) (.cse15 (not (= 15 ~a8~0))) (.cse16 (not (= 1 ~a3~0))) (.cse14 (= |calculate_output_#in~input| 0)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse18 (= ~a23~0 |old(~a23~0)|)) (.cse19 (= ~a4~0 |old(~a4~0)|))) (let ((.cse3 (and .cse17 .cse18 .cse19)) (.cse11 (or .cse15 .cse16 (= 0 |old(~a25~0)|) .cse14 (not (= 0 (mod |old(~a25~0)| 2))))) (.cse7 (< 312 |old(~a23~0)|)) (.cse5 (< 130 |old(~a29~0)|)) (.cse10 (<= .cse20 0)) (.cse6 (and .cse18 .cse17 .cse19)) (.cse12 (not .cse4)) (.cse0 (forall ((v_~a29~0_541 Int)) (or (< v_~a29~0_541 |old(~a29~0)|) (< (+ (mod v_~a29~0_541 15) 260) |old(~a29~0)|) (< v_~a29~0_541 0)))) (.cse1 (< |old(~a29~0)| 130)) (.cse13 (= 12 ~a25~0)) (.cse2 (not (= 12 |old(~a25~0)|))) (.cse8 (not (= 11 ~a25~0))) (.cse9 (= 11 |old(~a25~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 .cse5) .cse6) (or .cse7 .cse8 .cse9 .cse10 .cse5) (or (or .cse11 .cse12) .cse3) (or .cse3 .cse0 .cse1 .cse12) (or .cse7 .cse4 .cse13 .cse2) (or .cse4 .cse13 .cse5 .cse2) (or (and (= (mod ~a25~0 2) 0) (not (= ~a25~0 0))) .cse11 .cse12) (or (not (= 10 |old(~a25~0)|)) (= ~a25~0 10) .cse14 .cse15 .cse16 (not (= 312 |old(~a23~0)|)) .cse12 (not (= 130 |old(~a29~0)|))) (or .cse15 .cse16 .cse12 .cse13 .cse10 .cse14 .cse2) (or .cse7 .cse4 .cse6) (or .cse7 .cse10 .cse5 .cse13 .cse2) (or (and .cse17 .cse18 .cse8 .cse19) .cse9 .cse1 .cse12) (or (< |old(~a23~0)| 312) .cse9 .cse8 .cse12) (or .cse10 .cse6 .cse12) (or .cse0 .cse1 .cse13 .cse2) (or .cse8 .cse4 .cse9 (< 0 .cse20))))) [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,043 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,044 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,045 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,046 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,047 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,048 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,049 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 17:50:15,050 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-02 17:50:15,050 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 17:50:15,050 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 17:50:15,051 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (and (<= 130 ~a29~0) (= ~a25~0 10) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-02 17:50:15,051 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-02 17:50:15,051 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse2 (not (= ~a4~0 1))) (.cse1 (<= 130 ~a29~0)) (.cse0 (= 1 ~a4~0)) (.cse3 (+ ~a23~0 43))) (or (< |old(~a29~0)| 130) (and (exists ((v_~a29~0_541 Int)) (and (<= ~a29~0 (+ (mod v_~a29~0_541 15) 260)) (<= |old(~a29~0)| v_~a29~0_541) (<= 0 v_~a29~0_541))) .cse0 .cse1) (not (= 10 |old(~a25~0)|)) (and (<= ~a23~0 312) .cse2) (and (<= ~a29~0 130) .cse2) (not (= 1 ~a3~0)) (and (= 12 ~a25~0) (<= ~a29~0 274) .cse2) (< 130 |old(~a29~0)|) (and (and (not (= 11 ~a25~0)) .cse0) .cse1) (and (< 0 .cse3) .cse0) (not (= 312 |old(~a23~0)|)) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)) (and (and (not (= main_~input~0 0)) (= (mod ~a25~0 2) 0) (not (= ~a25~0 0))) (<= .cse3 0)))) [2018-12-02 17:50:15,051 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-02 17:50:15,051 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-02 17:50:15,051 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse2 (not (= ~a4~0 1))) (.cse1 (<= 130 ~a29~0)) (.cse0 (= 1 ~a4~0))) (or (< |old(~a29~0)| 130) (and (exists ((v_~a29~0_541 Int)) (and (<= ~a29~0 (+ (mod v_~a29~0_541 15) 260)) (<= |old(~a29~0)| v_~a29~0_541) (<= 0 v_~a29~0_541))) .cse0 .cse1) (not (= 10 |old(~a25~0)|)) (and (<= ~a23~0 312) .cse2) (and (<= ~a29~0 130) .cse2) (not (= 1 ~a3~0)) (and (= 12 ~a25~0) (<= ~a29~0 274)) (< 130 |old(~a29~0)|) (and (and (not (= 11 ~a25~0)) .cse0) .cse1) (and (< 0 (+ ~a23~0 43)) .cse0) (and (and (= (mod ~a25~0 2) 0) (not (= ~a25~0 0))) (= ~a4~0 |old(~a4~0)|)) (not (= 312 |old(~a23~0)|)) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-12-02 17:50:15,051 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-02 17:50:15,055 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,056 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,056 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:50:15 BoogieIcfgContainer [2018-12-02 17:50:15,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 17:50:15,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:50:15,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:50:15,062 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:50:15,063 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:47:59" (3/4) ... [2018-12-02 17:50:15,065 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 17:50:15,070 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 17:50:15,070 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 17:50:15,071 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 17:50:15,082 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 17:50:15,083 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 17:50:15,103 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\old(a29) < 130 || (((\exists v_~a29~0_541 : int :: (a29 <= v_~a29~0_541 % 15 + 260 && \old(a29) <= v_~a29~0_541) && 0 <= v_~a29~0_541) && 1 == a4) && 130 <= a29)) || !(10 == \old(a25))) || (a23 <= 312 && !(a4 == 1))) || (a29 <= 130 && !(a4 == 1))) || !(1 == a3)) || (12 == a25 && a29 <= 274)) || 130 < \old(a29)) || ((!(11 == a25) && 1 == a4) && 130 <= a29)) || (0 < a23 + 43 && 1 == a4)) || ((a25 % 2 == 0 && !(a25 == 0)) && a4 == \old(a4))) || !(312 == \old(a23))) || !(15 == a8)) || !(1 == \old(a4)) [2018-12-02 17:50:15,160 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dd8eb3d8-1ad9-42b5-86e0-41347acb69e5/bin-2019/utaipan/witness.graphml [2018-12-02 17:50:15,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:50:15,161 INFO L168 Benchmark]: Toolchain (without parser) took 136759.04 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 951.3 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,161 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:50:15,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.99 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,162 INFO L168 Benchmark]: Boogie Preprocessor took 52.17 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,162 INFO L168 Benchmark]: RCFGBuilder took 974.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.5 MB in the end (delta: 168.3 MB). Peak memory consumption was 168.3 MB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,162 INFO L168 Benchmark]: TraceAbstraction took 135195.56 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 953.5 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,162 INFO L168 Benchmark]: Witness Printer took 98.14 ms. Allocated memory is still 4.9 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 220.2 kB). Peak memory consumption was 220.2 kB. Max. memory is 11.5 GB. [2018-12-02 17:50:15,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 411.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.99 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.17 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 974.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.5 MB in the end (delta: 168.3 MB). Peak memory consumption was 168.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 135195.56 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 953.5 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 98.14 ms. Allocated memory is still 4.9 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 220.2 kB). Peak memory consumption was 220.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 1034]: Loop Invariant [2018-12-02 17:50:15,165 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,165 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,165 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,166 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,166 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-02 17:50:15,166 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] Derived loop invariant: ((((((((((((\old(a29) < 130 || (((\exists v_~a29~0_541 : int :: (a29 <= v_~a29~0_541 % 15 + 260 && \old(a29) <= v_~a29~0_541) && 0 <= v_~a29~0_541) && 1 == a4) && 130 <= a29)) || !(10 == \old(a25))) || (a23 <= 312 && !(a4 == 1))) || (a29 <= 130 && !(a4 == 1))) || !(1 == a3)) || (12 == a25 && a29 <= 274)) || 130 < \old(a29)) || ((!(11 == a25) && 1 == a4) && 130 <= a29)) || (0 < a23 + 43 && 1 == a4)) || ((a25 % 2 == 0 && !(a25 == 0)) && a4 == \old(a4))) || !(312 == \old(a23))) || !(15 == a8)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 135.1s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 125.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1142 SDtfs, 8116 SDslu, 887 SDs, 0 SdLazy, 11392 SolverSat, 3082 SolverUnsat, 37 SolverUnknown, 0 SolverNotchecked, 109.3s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 2980 GetRequests, 2878 SyntacticMatches, 10 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9007occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 5 AbstIntIterations, 2 AbstIntStrong, 0.9975946129893497 AbsIntWeakeningRatio, 0.11052631578947368 AbsIntAvgWeakeningVarsNumRemoved, 17.450877192982457 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 2086 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 341 PreInvPairs, 685 NumberOfFragments, 731 HoareAnnotationTreeSize, 341 FomulaSimplifications, 43892 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 26390 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3545 NumberOfCodeBlocks, 3545 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4679 ConstructedInterpolants, 3 QuantifiedInterpolants, 5058283 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1894 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 15 InterpolantComputations, 4 PerfectInterpolantSequences, 3968/4687 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...