./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_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:32:52,878 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:32:52,879 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:32:52,885 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:32:52,886 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:32:52,886 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:32:52,887 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:32:52,888 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:32:52,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:32:52,889 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:32:52,889 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:32:52,890 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:32:52,890 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:32:52,890 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:32:52,891 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:32:52,891 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:32:52,892 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:32:52,893 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:32:52,894 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:32:52,894 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:32:52,895 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:32:52,895 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:32:52,896 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:32:52,897 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:32:52,897 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:32:52,897 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:32:52,898 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:32:52,898 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:32:52,899 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:32:52,899 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:32:52,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:32:52,900 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:32:52,900 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:32:52,900 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:32:52,900 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:32:52,901 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:32:52,901 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 10:32:52,908 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:32:52,908 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:32:52,909 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 10:32:52,909 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 10:32:52,909 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 10:32:52,910 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 10:32:52,910 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 10:32:52,910 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 10:32:52,910 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:32:52,910 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:32:52,910 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:32:52,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:32:52,912 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:32:52,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:32:52,912 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:32:52,913 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 10:32:52,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:32:52,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:32:52,913 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 10:32:52,913 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_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:32:52,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:32:52,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:32:52,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:32:52,943 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:32:52,943 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:32:52,943 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-12-09 10:32:52,982 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/data/8d27fc9c1/e80b3fbd85b1445da9080e429fe46959/FLAGd00ec5dd0 [2018-12-09 10:32:53,484 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:32:53,485 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/sv-benchmarks/c/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-12-09 10:32:53,492 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/data/8d27fc9c1/e80b3fbd85b1445da9080e429fe46959/FLAGd00ec5dd0 [2018-12-09 10:32:53,502 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/data/8d27fc9c1/e80b3fbd85b1445da9080e429fe46959 [2018-12-09 10:32:53,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:32:53,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:32:53,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:32:53,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:32:53,507 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:32:53,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53, skipping insertion in model container [2018-12-09 10:32:53,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:32:53,548 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:32:53,777 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:32:53,780 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:32:53,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:32:53,939 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:32:53,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53 WrapperNode [2018-12-09 10:32:53,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:32:53,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:32:53,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:32:53,940 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:32:53,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:32:53,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:32:53,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:32:53,962 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:32:53,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:53,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:54,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:54,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... [2018-12-09 10:32:54,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:32:54,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:32:54,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:32:54,013 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:32:54,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:32:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 10:32:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 10:32:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 10:32:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 10:32:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:32:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:32:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 10:32:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 10:32:55,006 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:32:55,006 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 10:32:55,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:32:55 BoogieIcfgContainer [2018-12-09 10:32:55,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:32:55,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:32:55,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:32:55,010 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:32:55,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:32:53" (1/3) ... [2018-12-09 10:32:55,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442cf450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:32:55, skipping insertion in model container [2018-12-09 10:32:55,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:32:53" (2/3) ... [2018-12-09 10:32:55,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442cf450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:32:55, skipping insertion in model container [2018-12-09 10:32:55,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:32:55" (3/3) ... [2018-12-09 10:32:55,012 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label16_true-unreach-call.c [2018-12-09 10:32:55,019 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:32:55,026 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 10:32:55,040 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 10:32:55,069 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:32:55,070 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 10:32:55,070 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:32:55,070 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:32:55,070 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:32:55,070 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:32:55,070 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:32:55,070 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:32:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 10:32:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 10:32:55,094 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:32:55,094 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] [2018-12-09 10:32:55,096 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:32:55,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:32:55,099 INFO L82 PathProgramCache]: Analyzing trace with hash -467621694, now seen corresponding path program 1 times [2018-12-09 10:32:55,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:32:55,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:55,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:32:55,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:55,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:32:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:32:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:32:55,317 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:32:55,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:32:55,318 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:32:55,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 10:32:55,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 10:32:55,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:32:55,336 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-09 10:32:56,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:32:56,377 INFO L93 Difference]: Finished difference Result 981 states and 1757 transitions. [2018-12-09 10:32:56,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 10:32:56,378 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-12-09 10:32:56,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:32:56,388 INFO L225 Difference]: With dead ends: 981 [2018-12-09 10:32:56,388 INFO L226 Difference]: Without dead ends: 622 [2018-12-09 10:32:56,393 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 [2018-12-09 10:32:56,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2018-12-09 10:32:56,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 622. [2018-12-09 10:32:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2018-12-09 10:32:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 880 transitions. [2018-12-09 10:32:56,444 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 880 transitions. Word has length 49 [2018-12-09 10:32:56,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:32:56,445 INFO L480 AbstractCegarLoop]: Abstraction has 622 states and 880 transitions. [2018-12-09 10:32:56,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 10:32:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 880 transitions. [2018-12-09 10:32:56,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:32:56,449 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:32:56,449 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] [2018-12-09 10:32:56,450 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:32:56,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:32:56,450 INFO L82 PathProgramCache]: Analyzing trace with hash -2099265230, now seen corresponding path program 1 times [2018-12-09 10:32:56,450 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:32:56,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:56,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:32:56,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:56,452 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:32:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:32:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:32:56,595 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:32:56,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:32:56,596 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:32:56,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:32:56,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:32:56,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:32:56,598 INFO L87 Difference]: Start difference. First operand 622 states and 880 transitions. Second operand 6 states. [2018-12-09 10:32:57,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:32:57,627 INFO L93 Difference]: Finished difference Result 1837 states and 2643 transitions. [2018-12-09 10:32:57,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:32:57,627 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 129 [2018-12-09 10:32:57,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:32:57,631 INFO L225 Difference]: With dead ends: 1837 [2018-12-09 10:32:57,631 INFO L226 Difference]: Without dead ends: 1221 [2018-12-09 10:32:57,633 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 [2018-12-09 10:32:57,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2018-12-09 10:32:57,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1210. [2018-12-09 10:32:57,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1210 states. [2018-12-09 10:32:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1210 states and 1600 transitions. [2018-12-09 10:32:57,657 INFO L78 Accepts]: Start accepts. Automaton has 1210 states and 1600 transitions. Word has length 129 [2018-12-09 10:32:57,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:32:57,658 INFO L480 AbstractCegarLoop]: Abstraction has 1210 states and 1600 transitions. [2018-12-09 10:32:57,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:32:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1600 transitions. [2018-12-09 10:32:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 10:32:57,660 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:32:57,660 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] [2018-12-09 10:32:57,660 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:32:57,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:32:57,660 INFO L82 PathProgramCache]: Analyzing trace with hash -2045537286, now seen corresponding path program 1 times [2018-12-09 10:32:57,661 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:32:57,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:57,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:32:57,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:57,661 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:32:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:32:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:32:57,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:32:57,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:32:57,739 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:32:57,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 10:32:57,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 10:32:57,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:32:57,740 INFO L87 Difference]: Start difference. First operand 1210 states and 1600 transitions. Second operand 4 states. [2018-12-09 10:32:58,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:32:58,700 INFO L93 Difference]: Finished difference Result 4339 states and 5985 transitions. [2018-12-09 10:32:58,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 10:32:58,701 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 180 [2018-12-09 10:32:58,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:32:58,714 INFO L225 Difference]: With dead ends: 4339 [2018-12-09 10:32:58,714 INFO L226 Difference]: Without dead ends: 3135 [2018-12-09 10:32:58,717 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 [2018-12-09 10:32:58,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3135 states. [2018-12-09 10:32:58,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3135 to 2927. [2018-12-09 10:32:58,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2927 states. [2018-12-09 10:32:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 3836 transitions. [2018-12-09 10:32:58,773 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 3836 transitions. Word has length 180 [2018-12-09 10:32:58,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:32:58,773 INFO L480 AbstractCegarLoop]: Abstraction has 2927 states and 3836 transitions. [2018-12-09 10:32:58,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 10:32:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3836 transitions. [2018-12-09 10:32:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 10:32:58,777 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:32:58,777 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] [2018-12-09 10:32:58,777 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:32:58,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:32:58,777 INFO L82 PathProgramCache]: Analyzing trace with hash 817562012, now seen corresponding path program 1 times [2018-12-09 10:32:58,777 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:32:58,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:58,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:32:58,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:32:58,778 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:32:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:32:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 84 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:32:58,904 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:32:58,904 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:32:58,905 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-12-09 10:32:58,906 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] [2018-12-09 10:32:58,939 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:32:58,939 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:32:59,315 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:32:59,316 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. [2018-12-09 10:32:59,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:32:59,320 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:32:59,596 INFO L227 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 73.52% of their original sizes. [2018-12-09 10:32:59,597 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:32:59,632 INFO L418 sIntCurrentIteration]: We unified 222 AI predicates to 222 [2018-12-09 10:32:59,632 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:32:59,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:32:59,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 10:32:59,633 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:32:59,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:32:59,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:32:59,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:32:59,634 INFO L87 Difference]: Start difference. First operand 2927 states and 3836 transitions. Second operand 6 states. [2018-12-09 10:33:28,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:33:28,793 INFO L93 Difference]: Finished difference Result 6038 states and 7884 transitions. [2018-12-09 10:33:28,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 10:33:28,793 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 223 [2018-12-09 10:33:28,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:33:28,798 INFO L225 Difference]: With dead ends: 6038 [2018-12-09 10:33:28,799 INFO L226 Difference]: Without dead ends: 3117 [2018-12-09 10:33:28,801 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 [2018-12-09 10:33:28,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2018-12-09 10:33:28,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 3116. [2018-12-09 10:33:28,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3116 states. [2018-12-09 10:33:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 3116 states and 4035 transitions. [2018-12-09 10:33:28,839 INFO L78 Accepts]: Start accepts. Automaton has 3116 states and 4035 transitions. Word has length 223 [2018-12-09 10:33:28,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:33:28,839 INFO L480 AbstractCegarLoop]: Abstraction has 3116 states and 4035 transitions. [2018-12-09 10:33:28,839 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:33:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 4035 transitions. [2018-12-09 10:33:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 10:33:28,843 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:33:28,843 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] [2018-12-09 10:33:28,843 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:33:28,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:33:28,844 INFO L82 PathProgramCache]: Analyzing trace with hash -293561325, now seen corresponding path program 1 times [2018-12-09 10:33:28,844 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:33:28,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:33:28,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:33:28,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:33:28,844 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:33:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:33:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 10:33:28,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:33:28,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 10:33:28,943 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:33:28,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 10:33:28,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 10:33:28,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 10:33:28,943 INFO L87 Difference]: Start difference. First operand 3116 states and 4035 transitions. Second operand 3 states. [2018-12-09 10:33:29,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:33:29,465 INFO L93 Difference]: Finished difference Result 7934 states and 10589 transitions. [2018-12-09 10:33:29,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 10:33:29,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 317 [2018-12-09 10:33:29,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:33:29,475 INFO L225 Difference]: With dead ends: 7934 [2018-12-09 10:33:29,475 INFO L226 Difference]: Without dead ends: 5013 [2018-12-09 10:33:29,479 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 [2018-12-09 10:33:29,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2018-12-09 10:33:29,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2018-12-09 10:33:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2018-12-09 10:33:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 6410 transitions. [2018-12-09 10:33:29,544 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 6410 transitions. Word has length 317 [2018-12-09 10:33:29,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:33:29,544 INFO L480 AbstractCegarLoop]: Abstraction has 5013 states and 6410 transitions. [2018-12-09 10:33:29,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 10:33:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 6410 transitions. [2018-12-09 10:33:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 10:33:29,550 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:33:29,550 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] [2018-12-09 10:33:29,550 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:33:29,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:33:29,550 INFO L82 PathProgramCache]: Analyzing trace with hash -422145512, now seen corresponding path program 1 times [2018-12-09 10:33:29,550 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:33:29,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:33:29,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:33:29,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:33:29,551 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:33:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:33:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 307 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 10:33:29,723 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:33:29,723 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:33:29,723 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 350 with the following transitions: [2018-12-09 10:33:29,723 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] [2018-12-09 10:33:29,726 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:33:29,726 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:33:30,205 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:33:30,205 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. [2018-12-09 10:33:30,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:33:30,209 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:33:30,498 INFO L227 lantSequenceWeakener]: Weakened 346 states. On average, predicates are now at 77.55% of their original sizes. [2018-12-09 10:33:30,499 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:33:30,557 INFO L418 sIntCurrentIteration]: We unified 348 AI predicates to 348 [2018-12-09 10:33:30,558 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:33:30,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:33:30,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-09 10:33:30,558 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:33:30,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 10:33:30,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 10:33:30,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 10:33:30,559 INFO L87 Difference]: Start difference. First operand 5013 states and 6410 transitions. Second operand 10 states. [2018-12-09 10:34:13,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:34:13,627 INFO L93 Difference]: Finished difference Result 11428 states and 15064 transitions. [2018-12-09 10:34:13,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 10:34:13,627 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 349 [2018-12-09 10:34:13,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:34:13,645 INFO L225 Difference]: With dead ends: 11428 [2018-12-09 10:34:13,645 INFO L226 Difference]: Without dead ends: 6610 [2018-12-09 10:34:13,652 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 [2018-12-09 10:34:13,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6610 states. [2018-12-09 10:34:13,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6610 to 5626. [2018-12-09 10:34:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5626 states. [2018-12-09 10:34:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5626 states to 5626 states and 7173 transitions. [2018-12-09 10:34:13,726 INFO L78 Accepts]: Start accepts. Automaton has 5626 states and 7173 transitions. Word has length 349 [2018-12-09 10:34:13,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:34:13,726 INFO L480 AbstractCegarLoop]: Abstraction has 5626 states and 7173 transitions. [2018-12-09 10:34:13,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 10:34:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 5626 states and 7173 transitions. [2018-12-09 10:34:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-12-09 10:34:13,732 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:34:13,732 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] [2018-12-09 10:34:13,732 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:34:13,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:13,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1428281788, now seen corresponding path program 1 times [2018-12-09 10:34:13,732 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:34:13,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:13,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:13,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:13,733 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:34:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 10:34:13,863 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:13,864 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:34:13,864 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 353 with the following transitions: [2018-12-09 10:34:13,864 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] [2018-12-09 10:34:13,866 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:34:13,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:34:14,203 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 10:34:14,203 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. [2018-12-09 10:34:14,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:14,208 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 10:34:14,208 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:14,208 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:34:14,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:14,214 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 10:34:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:14,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 10:34:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 10:34:14,372 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 10:34:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 312 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 10:34:14,508 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 10:34:14,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 7 [2018-12-09 10:34:14,508 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 10:34:14,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:34:14,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:34:14,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:34:14,509 INFO L87 Difference]: Start difference. First operand 5626 states and 7173 transitions. Second operand 6 states. [2018-12-09 10:34:15,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:34:15,161 INFO L93 Difference]: Finished difference Result 10966 states and 14303 transitions. [2018-12-09 10:34:15,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:34:15,162 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 352 [2018-12-09 10:34:15,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:34:15,178 INFO L225 Difference]: With dead ends: 10966 [2018-12-09 10:34:15,178 INFO L226 Difference]: Without dead ends: 5536 [2018-12-09 10:34:15,187 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 [2018-12-09 10:34:15,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5536 states. [2018-12-09 10:34:15,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5536 to 5294. [2018-12-09 10:34:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5294 states. [2018-12-09 10:34:15,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5294 states to 5294 states and 6459 transitions. [2018-12-09 10:34:15,296 INFO L78 Accepts]: Start accepts. Automaton has 5294 states and 6459 transitions. Word has length 352 [2018-12-09 10:34:15,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:34:15,296 INFO L480 AbstractCegarLoop]: Abstraction has 5294 states and 6459 transitions. [2018-12-09 10:34:15,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:34:15,296 INFO L276 IsEmpty]: Start isEmpty. Operand 5294 states and 6459 transitions. [2018-12-09 10:34:15,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-12-09 10:34:15,308 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:34:15,308 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] [2018-12-09 10:34:15,308 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:34:15,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:15,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1187143402, now seen corresponding path program 1 times [2018-12-09 10:34:15,309 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:34:15,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:15,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:15,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:15,310 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:34:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 341 proven. 2 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 10:34:15,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:15,489 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:34:15,489 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 397 with the following transitions: [2018-12-09 10:34:15,489 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] [2018-12-09 10:34:15,492 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:34:15,492 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:34:15,852 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 10:34:15,853 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. [2018-12-09 10:34:15,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:15,854 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 10:34:15,854 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:15,854 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:34:15,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:15,860 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 10:34:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:15,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 10:34:16,034 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2018-12-09 10:34:16,035 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 10:34:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 136 proven. 206 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 10:34:16,302 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 10:34:16,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 15 [2018-12-09 10:34:16,302 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 10:34:16,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 10:34:16,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 10:34:16,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2018-12-09 10:34:16,303 INFO L87 Difference]: Start difference. First operand 5294 states and 6459 transitions. Second operand 11 states. [2018-12-09 10:34:18,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:34:18,940 INFO L93 Difference]: Finished difference Result 14745 states and 18666 transitions. [2018-12-09 10:34:18,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-09 10:34:18,941 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 396 [2018-12-09 10:34:18,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:34:18,965 INFO L225 Difference]: With dead ends: 14745 [2018-12-09 10:34:18,965 INFO L226 Difference]: Without dead ends: 9647 [2018-12-09 10:34:18,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 819 GetRequests, 791 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=454, Unknown=0, NotChecked=0, Total=650 [2018-12-09 10:34:18,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9647 states. [2018-12-09 10:34:19,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9647 to 9007. [2018-12-09 10:34:19,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9007 states. [2018-12-09 10:34:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9007 states to 9007 states and 10884 transitions. [2018-12-09 10:34:19,079 INFO L78 Accepts]: Start accepts. Automaton has 9007 states and 10884 transitions. Word has length 396 [2018-12-09 10:34:19,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:34:19,079 INFO L480 AbstractCegarLoop]: Abstraction has 9007 states and 10884 transitions. [2018-12-09 10:34:19,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 10:34:19,079 INFO L276 IsEmpty]: Start isEmpty. Operand 9007 states and 10884 transitions. [2018-12-09 10:34:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-12-09 10:34:19,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:34:19,088 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] [2018-12-09 10:34:19,088 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:34:19,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:19,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1643750154, now seen corresponding path program 1 times [2018-12-09 10:34:19,088 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:34:19,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:19,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:19,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:34:19,089 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:34:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 131 proven. 216 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 10:34:19,239 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:19,239 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:34:19,239 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 402 with the following transitions: [2018-12-09 10:34:19,239 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] [2018-12-09 10:34:19,241 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:34:19,241 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:34:19,520 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 10:34:19,520 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. [2018-12-09 10:34:19,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:34:19,522 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 10:34:19,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:34:19,522 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/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 [2018-12-09 10:34:19,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:34:19,528 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 10:34:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:34:19,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 10:34:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 303 proven. 106 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 10:34:21,076 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 10:34:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 235 proven. 107 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 10:34:21,213 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 10:34:21,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 5] total 12 [2018-12-09 10:34:21,213 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 10:34:21,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 10:34:21,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 10:34:21,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=96, Unknown=2, NotChecked=0, Total=132 [2018-12-09 10:34:21,214 INFO L87 Difference]: Start difference. First operand 9007 states and 10884 transitions. Second operand 10 states. [2018-12-09 10:35:11,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:35:11,509 INFO L93 Difference]: Finished difference Result 26741 states and 35860 transitions. [2018-12-09 10:35:11,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-09 10:35:11,509 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 401 [2018-12-09 10:35:11,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:35:11,509 INFO L225 Difference]: With dead ends: 26741 [2018-12-09 10:35:11,509 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 10:35:11,532 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 [2018-12-09 10:35:11,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 10:35:11,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 10:35:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 10:35:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 10:35:11,532 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 401 [2018-12-09 10:35:11,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:35:11,533 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 10:35:11,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 10:35:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 10:35:11,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:35:11,536 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 10:35:11,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,973 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 210 [2018-12-09 10:35:11,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:11,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 10:35:12,200 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 202 [2018-12-09 10:35:13,626 WARN L180 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 340 DAG size of output: 102 [2018-12-09 10:35:14,108 WARN L180 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 71 [2018-12-09 10:35:14,582 WARN L180 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 74 [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 10:35:14,584 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)|)) [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,584 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,585 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,586 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,587 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,588 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,588 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))))) [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 10:35:14,589 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 10:35:14,590 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 10:35:14,591 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,592 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,593 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,594 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 10:35:14,595 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)) [2018-12-09 10:35:14,595 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 10:35:14,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 10:35:14,596 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)|))) [2018-12-09 10:35:14,596 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 10:35:14,596 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)))) [2018-12-09 10:35:14,596 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 10:35:14,596 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 10:35:14,596 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)|)))) [2018-12-09 10:35:14,596 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 10:35:14,599 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,600 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,600 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,603 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,603 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,603 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 10:35:14 BoogieIcfgContainer [2018-12-09 10:35:14,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 10:35:14,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:35:14,605 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:35:14,605 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:35:14,605 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:32:55" (3/4) ... [2018-12-09 10:35:14,608 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:35:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 10:35:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 10:35:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 10:35:14,619 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 10:35:14,620 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 10:35:14,637 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)) [2018-12-09 10:35:14,698 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_068484b0-dd5a-4e9a-a73c-8650dfb4ccdf/bin-2019/utaipan/witness.graphml [2018-12-09 10:35:14,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:35:14,699 INFO L168 Benchmark]: Toolchain (without parser) took 141195.12 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 945.9 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,699 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:35:14,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,700 INFO L168 Benchmark]: Boogie Preprocessor took 51.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,700 INFO L168 Benchmark]: RCFGBuilder took 993.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.7 MB in the end (delta: 166.3 MB). Peak memory consumption was 166.3 MB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,700 INFO L168 Benchmark]: TraceAbstraction took 139597.67 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 906.0 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,700 INFO L168 Benchmark]: Witness Printer took 93.52 ms. Allocated memory is still 4.9 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:35:14,701 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 434.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 993.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.7 MB in the end (delta: 166.3 MB). Peak memory consumption was 166.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 139597.67 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 906.0 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 93.52 ms. Allocated memory is still 4.9 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. 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 [2018-12-09 10:35:14,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_541,QUANTIFIED] [2018-12-09 10:35:14,704 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, 139.5s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 129.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1142 SDtfs, 8113 SDslu, 887 SDs, 0 SdLazy, 11392 SolverSat, 3080 SolverUnsat, 38 SolverUnknown, 0 SolverNotchecked, 113.1s 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, 1.8s AbstIntTime, 5 AbstIntIterations, 2 AbstIntStrong, 0.9975946129893497 AbsIntWeakeningRatio, 0.11052631578947368 AbsIntAvgWeakeningVarsNumRemoved, 17.450877192982457 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s 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...