./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label21_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_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label21_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/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 d0a4c8012874d1ff764bed1f77512608d8acedf8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:53:52,781 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:53:52,782 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:53:52,788 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:53:52,788 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:53:52,789 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:53:52,789 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:53:52,790 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:53:52,791 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:53:52,791 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:53:52,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:53:52,792 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:53:52,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:53:52,792 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:53:52,793 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:53:52,793 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:53:52,794 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:53:52,795 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:53:52,795 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:53:52,796 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:53:52,797 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:53:52,797 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:53:52,798 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:53:52,798 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:53:52,798 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:53:52,799 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:53:52,799 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:53:52,800 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:53:52,800 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:53:52,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:53:52,801 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:53:52,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:53:52,801 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:53:52,801 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:53:52,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:53:52,802 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:53:52,802 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 01:53:52,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:53:52,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:53:52,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:53:52,810 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 01:53:52,810 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:53:52,811 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:53:52,811 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:53:52,812 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:53:52,812 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:53:52,812 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:53:52,813 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_14dfd784-960a-4587-bc92-c595db17a445/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 -> d0a4c8012874d1ff764bed1f77512608d8acedf8 [2018-12-09 01:53:52,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:53:52,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:53:52,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:53:52,838 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:53:52,839 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:53:52,839 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label21_true-unreach-call.c [2018-12-09 01:53:52,873 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/data/0ff99c76c/b39b9f04069e4281841a07d47a23e2d1/FLAG4c73b5e1c [2018-12-09 01:53:53,332 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:53:53,333 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/sv-benchmarks/c/eca-rers2012/Problem15_label21_true-unreach-call.c [2018-12-09 01:53:53,342 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/data/0ff99c76c/b39b9f04069e4281841a07d47a23e2d1/FLAG4c73b5e1c [2018-12-09 01:53:53,351 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/data/0ff99c76c/b39b9f04069e4281841a07d47a23e2d1 [2018-12-09 01:53:53,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:53:53,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:53:53,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:53:53,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:53:53,357 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:53:53,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706fcb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53, skipping insertion in model container [2018-12-09 01:53:53,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:53:53,403 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:53:53,732 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:53:53,735 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:53:53,923 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:53:53,933 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:53:53,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53 WrapperNode [2018-12-09 01:53:53,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:53:53,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:53:53,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:53:53,934 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:53:53,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:53:53,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:53:53,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:53:53,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:53:53,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:53,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:54,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:54,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:54,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... [2018-12-09 01:53:54,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:53:54,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:53:54,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:53:54,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:53:54,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/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 01:53:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:53:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:53:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 01:53:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 01:53:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 01:53:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 01:53:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:53:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:53:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:53:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:53:55,680 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:53:55,680 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 01:53:55,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:55 BoogieIcfgContainer [2018-12-09 01:53:55,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:53:55,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:53:55,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:53:55,683 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:53:55,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:53:53" (1/3) ... [2018-12-09 01:53:55,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72af55b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:53:55, skipping insertion in model container [2018-12-09 01:53:55,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:53" (2/3) ... [2018-12-09 01:53:55,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72af55b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:53:55, skipping insertion in model container [2018-12-09 01:53:55,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:55" (3/3) ... [2018-12-09 01:53:55,685 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label21_true-unreach-call.c [2018-12-09 01:53:55,691 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:53:55,696 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:53:55,706 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:53:55,746 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:53:55,746 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:53:55,747 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:53:55,747 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:53:55,747 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:53:55,747 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:53:55,747 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:53:55,747 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:53:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-09 01:53:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 01:53:55,771 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:53:55,771 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:53:55,773 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:53:55,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:53:55,776 INFO L82 PathProgramCache]: Analyzing trace with hash 567544400, now seen corresponding path program 1 times [2018-12-09 01:53:55,777 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:53:55,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:53:55,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:53:55,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:53:55,807 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:53:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:53:55,945 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 01:53:55,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:53:55,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:53:55,947 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:53:55,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:53:55,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:53:55,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:53:55,960 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-12-09 01:53:58,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:53:58,265 INFO L93 Difference]: Finished difference Result 1546 states and 2831 transitions. [2018-12-09 01:53:58,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:53:58,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2018-12-09 01:53:58,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:53:58,282 INFO L225 Difference]: With dead ends: 1546 [2018-12-09 01:53:58,282 INFO L226 Difference]: Without dead ends: 1028 [2018-12-09 01:53:58,287 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 01:53:58,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2018-12-09 01:53:58,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 700. [2018-12-09 01:53:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2018-12-09 01:53:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1110 transitions. [2018-12-09 01:53:58,347 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1110 transitions. Word has length 66 [2018-12-09 01:53:58,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:53:58,348 INFO L480 AbstractCegarLoop]: Abstraction has 700 states and 1110 transitions. [2018-12-09 01:53:58,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:53:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1110 transitions. [2018-12-09 01:53:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 01:53:58,350 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:53:58,351 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, 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] [2018-12-09 01:53:58,351 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:53:58,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:53:58,351 INFO L82 PathProgramCache]: Analyzing trace with hash 782260139, now seen corresponding path program 1 times [2018-12-09 01:53:58,351 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:53:58,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:53:58,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:53:58,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:53:58,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:53:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:53:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:53:58,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:53:58,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:53:58,446 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:53:58,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:53:58,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:53:58,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:53:58,448 INFO L87 Difference]: Start difference. First operand 700 states and 1110 transitions. Second operand 5 states. [2018-12-09 01:54:01,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:54:01,504 INFO L93 Difference]: Finished difference Result 2057 states and 3297 transitions. [2018-12-09 01:54:01,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 01:54:01,504 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-12-09 01:54:01,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:54:01,508 INFO L225 Difference]: With dead ends: 2057 [2018-12-09 01:54:01,509 INFO L226 Difference]: Without dead ends: 1363 [2018-12-09 01:54:01,510 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 01:54:01,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states. [2018-12-09 01:54:01,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 1333. [2018-12-09 01:54:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2018-12-09 01:54:01,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 1846 transitions. [2018-12-09 01:54:01,537 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 1846 transitions. Word has length 138 [2018-12-09 01:54:01,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:54:01,537 INFO L480 AbstractCegarLoop]: Abstraction has 1333 states and 1846 transitions. [2018-12-09 01:54:01,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:54:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1846 transitions. [2018-12-09 01:54:01,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 01:54:01,539 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:54:01,539 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, 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] [2018-12-09 01:54:01,539 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:54:01,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:01,539 INFO L82 PathProgramCache]: Analyzing trace with hash -460086629, now seen corresponding path program 1 times [2018-12-09 01:54:01,539 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:54:01,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:01,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:01,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:01,540 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:54:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:54:01,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:54:01,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:54:01,603 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:54:01,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:54:01,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:54:01,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:54:01,604 INFO L87 Difference]: Start difference. First operand 1333 states and 1846 transitions. Second operand 4 states. [2018-12-09 01:54:03,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:54:03,299 INFO L93 Difference]: Finished difference Result 5136 states and 7266 transitions. [2018-12-09 01:54:03,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:54:03,300 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2018-12-09 01:54:03,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:54:03,309 INFO L225 Difference]: With dead ends: 5136 [2018-12-09 01:54:03,309 INFO L226 Difference]: Without dead ends: 3809 [2018-12-09 01:54:03,312 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 01:54:03,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3809 states. [2018-12-09 01:54:03,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3809 to 3807. [2018-12-09 01:54:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3807 states. [2018-12-09 01:54:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4928 transitions. [2018-12-09 01:54:03,368 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4928 transitions. Word has length 146 [2018-12-09 01:54:03,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:54:03,368 INFO L480 AbstractCegarLoop]: Abstraction has 3807 states and 4928 transitions. [2018-12-09 01:54:03,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:54:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4928 transitions. [2018-12-09 01:54:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 01:54:03,373 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:54:03,374 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, 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] [2018-12-09 01:54:03,374 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:54:03,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:03,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1705998669, now seen corresponding path program 1 times [2018-12-09 01:54:03,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:54:03,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:03,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:03,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:03,375 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:54:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 118 proven. 65 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:54:03,507 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:54:03,507 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:54:03,508 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-12-09 01:54:03,509 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [633], [638], [640], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:54:03,535 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:54:03,535 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:54:03,718 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 01:54:03,719 INFO L272 AbstractInterpreter]: Visited 89 different actions 89 times. Never merged. Never widened. Performed 822 root evaluator evaluations with a maximum evaluation depth of 3. Performed 822 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 01:54:03,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:03,726 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 01:54:03,953 INFO L227 lantSequenceWeakener]: Weakened 210 states. On average, predicates are now at 78.32% of their original sizes. [2018-12-09 01:54:03,953 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 01:54:03,992 INFO L418 sIntCurrentIteration]: We unified 220 AI predicates to 220 [2018-12-09 01:54:03,992 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 01:54:03,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:54:03,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 01:54:03,993 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:54:03,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:54:03,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:54:03,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 01:54:03,994 INFO L87 Difference]: Start difference. First operand 3807 states and 4928 transitions. Second operand 6 states. [2018-12-09 01:54:43,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:54:43,743 INFO L93 Difference]: Finished difference Result 7916 states and 10203 transitions. [2018-12-09 01:54:43,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 01:54:43,743 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 221 [2018-12-09 01:54:43,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:54:43,752 INFO L225 Difference]: With dead ends: 7916 [2018-12-09 01:54:43,752 INFO L226 Difference]: Without dead ends: 4115 [2018-12-09 01:54:43,755 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 221 GetRequests, 216 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 01:54:43,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4115 states. [2018-12-09 01:54:43,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4115 to 4114. [2018-12-09 01:54:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4114 states. [2018-12-09 01:54:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 5244 transitions. [2018-12-09 01:54:43,801 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 5244 transitions. Word has length 221 [2018-12-09 01:54:43,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:54:43,801 INFO L480 AbstractCegarLoop]: Abstraction has 4114 states and 5244 transitions. [2018-12-09 01:54:43,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:54:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 5244 transitions. [2018-12-09 01:54:43,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 01:54:43,805 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:54:43,805 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, 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, 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] [2018-12-09 01:54:43,805 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:54:43,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:43,805 INFO L82 PathProgramCache]: Analyzing trace with hash -566906383, now seen corresponding path program 1 times [2018-12-09 01:54:43,805 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:54:43,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:43,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:43,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:43,806 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:54:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 182 proven. 201 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 01:54:43,951 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:54:43,951 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:54:43,951 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 317 with the following transitions: [2018-12-09 01:54:43,951 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [633], [638], [640], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:54:43,955 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:54:43,955 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:54:44,098 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:54:44,099 INFO L272 AbstractInterpreter]: Visited 105 different actions 301 times. Merged at 4 different actions 7 times. Never widened. Performed 3116 root evaluator evaluations with a maximum evaluation depth of 10. Performed 3116 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 01:54:44,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:44,102 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:54:44,102 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:54:44,102 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/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 01:54:44,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:44,110 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:54:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:44,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:54:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 337 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 01:54:44,308 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:54:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 263 proven. 69 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 01:54:44,451 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:54:44,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 01:54:44,451 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:54:44,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 01:54:44,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 01:54:44,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-09 01:54:44,452 INFO L87 Difference]: Start difference. First operand 4114 states and 5244 transitions. Second operand 9 states. [2018-12-09 01:54:46,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:54:46,981 INFO L93 Difference]: Finished difference Result 8064 states and 10404 transitions. [2018-12-09 01:54:46,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 01:54:46,981 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 316 [2018-12-09 01:54:46,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:54:46,991 INFO L225 Difference]: With dead ends: 8064 [2018-12-09 01:54:46,991 INFO L226 Difference]: Without dead ends: 4263 [2018-12-09 01:54:46,998 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 640 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2018-12-09 01:54:47,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4263 states. [2018-12-09 01:54:47,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4263 to 4219. [2018-12-09 01:54:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4219 states. [2018-12-09 01:54:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 4908 transitions. [2018-12-09 01:54:47,060 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 4908 transitions. Word has length 316 [2018-12-09 01:54:47,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:54:47,061 INFO L480 AbstractCegarLoop]: Abstraction has 4219 states and 4908 transitions. [2018-12-09 01:54:47,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 01:54:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 4908 transitions. [2018-12-09 01:54:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-12-09 01:54:47,066 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:54:47,066 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:54:47,067 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:54:47,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:47,067 INFO L82 PathProgramCache]: Analyzing trace with hash 2021784825, now seen corresponding path program 1 times [2018-12-09 01:54:47,067 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:54:47,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:47,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:47,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:54:47,068 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:54:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 01:54:47,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:54:47,305 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:54:47,305 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 422 with the following transitions: [2018-12-09 01:54:47,305 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:54:47,310 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:54:47,310 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:54:47,787 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:54:47,787 INFO L272 AbstractInterpreter]: Visited 295 different actions 880 times. Merged at 6 different actions 17 times. Never widened. Performed 11950 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11950 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 01:54:47,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:54:47,788 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:54:47,788 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:54:47,789 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/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 01:54:47,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:54:47,795 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:54:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:54:47,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:12,327 WARN L180 SmtUtils]: Spent 24.30 s on a formula simplification. DAG size of input: 472 DAG size of output: 156 [2018-12-09 01:55:16,864 WARN L180 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 163 DAG size of output: 34 [2018-12-09 01:55:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 7 proven. 114 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 01:55:17,148 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 01:55:17,265 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 01:55:17,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 11 [2018-12-09 01:55:17,265 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:55:17,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:55:17,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:55:17,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=77, Unknown=1, NotChecked=0, Total=110 [2018-12-09 01:55:17,266 INFO L87 Difference]: Start difference. First operand 4219 states and 4908 transitions. Second operand 3 states. [2018-12-09 01:55:18,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:18,547 INFO L93 Difference]: Finished difference Result 11865 states and 14067 transitions. [2018-12-09 01:55:18,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:55:18,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 421 [2018-12-09 01:55:18,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:18,557 INFO L225 Difference]: With dead ends: 11865 [2018-12-09 01:55:18,557 INFO L226 Difference]: Without dead ends: 6063 [2018-12-09 01:55:18,563 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 852 GetRequests, 839 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 29.0s TimeCoverageRelationStatistics Valid=32, Invalid=77, Unknown=1, NotChecked=0, Total=110 [2018-12-09 01:55:18,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6063 states. [2018-12-09 01:55:18,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6063 to 6058. [2018-12-09 01:55:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6058 states. [2018-12-09 01:55:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6058 states to 6058 states and 6725 transitions. [2018-12-09 01:55:18,620 INFO L78 Accepts]: Start accepts. Automaton has 6058 states and 6725 transitions. Word has length 421 [2018-12-09 01:55:18,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:18,620 INFO L480 AbstractCegarLoop]: Abstraction has 6058 states and 6725 transitions. [2018-12-09 01:55:18,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:55:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 6058 states and 6725 transitions. [2018-12-09 01:55:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2018-12-09 01:55:18,626 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:18,627 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:18,627 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:18,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:18,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1357766179, now seen corresponding path program 1 times [2018-12-09 01:55:18,627 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:18,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:18,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:18,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:18,628 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 184 proven. 225 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:55:19,420 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:19,420 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:55:19,420 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 499 with the following transitions: [2018-12-09 01:55:19,420 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [609], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:55:19,424 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:55:19,425 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:55:22,294 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:55:22,294 INFO L272 AbstractInterpreter]: Visited 284 different actions 1125 times. Merged at 7 different actions 21 times. Never widened. Performed 16057 root evaluator evaluations with a maximum evaluation depth of 22. Performed 16057 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 6 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 01:55:22,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:22,297 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:55:22,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:22,297 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/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 01:55:22,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:22,303 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:55:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:22,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 351 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 01:55:22,455 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:22,630 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 259 proven. 78 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 01:55:22,645 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:55:22,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5, 5] total 19 [2018-12-09 01:55:22,645 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:55:22,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-09 01:55:22,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-09 01:55:22,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2018-12-09 01:55:22,647 INFO L87 Difference]: Start difference. First operand 6058 states and 6725 transitions. Second operand 17 states. [2018-12-09 01:55:30,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:30,578 INFO L93 Difference]: Finished difference Result 13844 states and 15751 transitions. [2018-12-09 01:55:30,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-12-09 01:55:30,578 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 498 [2018-12-09 01:55:30,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:30,589 INFO L225 Difference]: With dead ends: 13844 [2018-12-09 01:55:30,589 INFO L226 Difference]: Without dead ends: 8099 [2018-12-09 01:55:30,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1096 GetRequests, 1032 SyntacticMatches, 2 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1129 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=818, Invalid=3214, Unknown=0, NotChecked=0, Total=4032 [2018-12-09 01:55:30,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8099 states. [2018-12-09 01:55:30,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8099 to 7738. [2018-12-09 01:55:30,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7738 states. [2018-12-09 01:55:30,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7738 states to 7738 states and 8634 transitions. [2018-12-09 01:55:30,672 INFO L78 Accepts]: Start accepts. Automaton has 7738 states and 8634 transitions. Word has length 498 [2018-12-09 01:55:30,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:30,673 INFO L480 AbstractCegarLoop]: Abstraction has 7738 states and 8634 transitions. [2018-12-09 01:55:30,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-09 01:55:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 7738 states and 8634 transitions. [2018-12-09 01:55:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2018-12-09 01:55:30,681 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:30,681 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, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:30,682 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:30,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:30,682 INFO L82 PathProgramCache]: Analyzing trace with hash -206945072, now seen corresponding path program 1 times [2018-12-09 01:55:30,682 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:30,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:30,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:30,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:30,683 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:30,905 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-12-09 01:55:30,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:55:30,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:55:30,905 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:55:30,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:55:30,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:55:30,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:55:30,906 INFO L87 Difference]: Start difference. First operand 7738 states and 8634 transitions. Second operand 3 states. [2018-12-09 01:55:31,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:31,804 INFO L93 Difference]: Finished difference Result 18558 states and 21190 transitions. [2018-12-09 01:55:31,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:55:31,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 577 [2018-12-09 01:55:31,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:31,821 INFO L225 Difference]: With dead ends: 18558 [2018-12-09 01:55:31,821 INFO L226 Difference]: Without dead ends: 11135 [2018-12-09 01:55:31,829 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 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 01:55:31,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11135 states. [2018-12-09 01:55:31,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11135 to 10210. [2018-12-09 01:55:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10210 states. [2018-12-09 01:55:31,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10210 states to 10210 states and 11643 transitions. [2018-12-09 01:55:31,923 INFO L78 Accepts]: Start accepts. Automaton has 10210 states and 11643 transitions. Word has length 577 [2018-12-09 01:55:31,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:31,924 INFO L480 AbstractCegarLoop]: Abstraction has 10210 states and 11643 transitions. [2018-12-09 01:55:31,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:55:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand 10210 states and 11643 transitions. [2018-12-09 01:55:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2018-12-09 01:55:31,931 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:31,931 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:31,931 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:31,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:31,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1407715557, now seen corresponding path program 1 times [2018-12-09 01:55:31,931 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:31,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:31,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:31,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:31,932 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 439 proven. 78 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2018-12-09 01:55:32,194 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:32,194 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:55:32,194 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 641 with the following transitions: [2018-12-09 01:55:32,195 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [609], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [699], [704], [706], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:55:32,198 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:55:32,198 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:55:36,868 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:55:36,868 INFO L272 AbstractInterpreter]: Visited 299 different actions 885 times. Merged at 8 different actions 14 times. Never widened. Performed 12233 root evaluator evaluations with a maximum evaluation depth of 22. Performed 12233 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 01:55:36,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:36,869 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:55:36,870 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:36,870 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 01:55:36,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:36,875 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:55:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:36,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 605 proven. 2 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-12-09 01:55:37,154 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:37,320 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 439 proven. 78 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2018-12-09 01:55:37,335 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:55:37,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 01:55:37,335 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:55:37,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 01:55:37,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 01:55:37,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 01:55:37,336 INFO L87 Difference]: Start difference. First operand 10210 states and 11643 transitions. Second operand 9 states. [2018-12-09 01:55:39,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:39,295 INFO L93 Difference]: Finished difference Result 22344 states and 26169 transitions. [2018-12-09 01:55:39,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 01:55:39,295 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 640 [2018-12-09 01:55:39,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:39,321 INFO L225 Difference]: With dead ends: 22344 [2018-12-09 01:55:39,322 INFO L226 Difference]: Without dead ends: 12449 [2018-12-09 01:55:39,337 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1284 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-09 01:55:39,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12449 states. [2018-12-09 01:55:39,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12449 to 12393. [2018-12-09 01:55:39,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12393 states. [2018-12-09 01:55:39,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12393 states to 12393 states and 14118 transitions. [2018-12-09 01:55:39,452 INFO L78 Accepts]: Start accepts. Automaton has 12393 states and 14118 transitions. Word has length 640 [2018-12-09 01:55:39,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:39,452 INFO L480 AbstractCegarLoop]: Abstraction has 12393 states and 14118 transitions. [2018-12-09 01:55:39,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 01:55:39,453 INFO L276 IsEmpty]: Start isEmpty. Operand 12393 states and 14118 transitions. [2018-12-09 01:55:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2018-12-09 01:55:39,459 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:39,459 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:39,459 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:39,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:39,459 INFO L82 PathProgramCache]: Analyzing trace with hash -321738760, now seen corresponding path program 1 times [2018-12-09 01:55:39,460 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:39,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:39,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:39,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:39,460 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 456 proven. 2 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-12-09 01:55:39,687 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:39,687 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:55:39,687 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 702 with the following transitions: [2018-12-09 01:55:39,688 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [585], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1378], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:55:39,690 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:55:39,690 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:55:40,648 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:55:40,648 INFO L272 AbstractInterpreter]: Visited 250 different actions 1235 times. Merged at 8 different actions 30 times. Never widened. Performed 17250 root evaluator evaluations with a maximum evaluation depth of 22. Performed 17250 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 10 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 01:55:40,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:40,650 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:55:40,650 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:40,650 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 01:55:40,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:40,656 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:55:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:40,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 456 proven. 2 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-12-09 01:55:40,935 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 456 proven. 2 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-12-09 01:55:41,141 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:55:41,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2018-12-09 01:55:41,142 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:55:41,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:55:41,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:55:41,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-09 01:55:41,143 INFO L87 Difference]: Start difference. First operand 12393 states and 14118 transitions. Second operand 6 states. [2018-12-09 01:55:43,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:43,390 INFO L93 Difference]: Finished difference Result 29475 states and 33945 transitions. [2018-12-09 01:55:43,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 01:55:43,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 701 [2018-12-09 01:55:43,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:43,420 INFO L225 Difference]: With dead ends: 29475 [2018-12-09 01:55:43,420 INFO L226 Difference]: Without dead ends: 17397 [2018-12-09 01:55:43,435 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1416 GetRequests, 1402 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-12-09 01:55:43,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17397 states. [2018-12-09 01:55:43,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17397 to 16766. [2018-12-09 01:55:43,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16766 states. [2018-12-09 01:55:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16766 states to 16766 states and 19072 transitions. [2018-12-09 01:55:43,570 INFO L78 Accepts]: Start accepts. Automaton has 16766 states and 19072 transitions. Word has length 701 [2018-12-09 01:55:43,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:43,570 INFO L480 AbstractCegarLoop]: Abstraction has 16766 states and 19072 transitions. [2018-12-09 01:55:43,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:55:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 16766 states and 19072 transitions. [2018-12-09 01:55:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2018-12-09 01:55:43,577 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:43,577 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:55:43,577 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:43,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:43,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1913856522, now seen corresponding path program 1 times [2018-12-09 01:55:43,577 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:43,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:43,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:43,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:43,578 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-12-09 01:55:43,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:55:43,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:55:43,833 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:55:43,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:55:43,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:55:43,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:55:43,834 INFO L87 Difference]: Start difference. First operand 16766 states and 19072 transitions. Second operand 4 states. [2018-12-09 01:55:45,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:45,578 INFO L93 Difference]: Finished difference Result 45265 states and 51577 transitions. [2018-12-09 01:55:45,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:55:45,579 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 703 [2018-12-09 01:55:45,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:45,614 INFO L225 Difference]: With dead ends: 45265 [2018-12-09 01:55:45,614 INFO L226 Difference]: Without dead ends: 28814 [2018-12-09 01:55:45,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:55:45,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28814 states. [2018-12-09 01:55:45,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28814 to 22657. [2018-12-09 01:55:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22657 states. [2018-12-09 01:55:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22657 states to 22657 states and 25189 transitions. [2018-12-09 01:55:45,847 INFO L78 Accepts]: Start accepts. Automaton has 22657 states and 25189 transitions. Word has length 703 [2018-12-09 01:55:45,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:45,848 INFO L480 AbstractCegarLoop]: Abstraction has 22657 states and 25189 transitions. [2018-12-09 01:55:45,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:55:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 22657 states and 25189 transitions. [2018-12-09 01:55:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2018-12-09 01:55:45,862 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:45,862 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:45,862 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:45,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:45,862 INFO L82 PathProgramCache]: Analyzing trace with hash 655001113, now seen corresponding path program 1 times [2018-12-09 01:55:45,862 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:45,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:45,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:45,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:45,863 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 250 proven. 2 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2018-12-09 01:55:46,241 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:46,241 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:55:46,241 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 873 with the following transitions: [2018-12-09 01:55:46,242 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1183], [1188], [1190], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1248], [1251], [1255], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:55:46,244 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:55:46,244 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:55:49,357 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:55:49,358 INFO L272 AbstractInterpreter]: Visited 301 different actions 888 times. Merged at 8 different actions 15 times. Never widened. Performed 12234 root evaluator evaluations with a maximum evaluation depth of 21. Performed 12234 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 01:55:49,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:49,360 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:55:49,360 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:49,360 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 01:55:49,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:49,366 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:55:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:49,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 685 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-12-09 01:55:49,627 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 250 proven. 2 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2018-12-09 01:55:49,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 01:55:49,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-09 01:55:49,875 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:55:49,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:55:49,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:55:49,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:55:49,876 INFO L87 Difference]: Start difference. First operand 22657 states and 25189 transitions. Second operand 3 states. [2018-12-09 01:55:51,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:51,105 INFO L93 Difference]: Finished difference Result 48375 states and 53884 transitions. [2018-12-09 01:55:51,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:55:51,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 872 [2018-12-09 01:55:51,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:51,131 INFO L225 Difference]: With dead ends: 48375 [2018-12-09 01:55:51,131 INFO L226 Difference]: Without dead ends: 23223 [2018-12-09 01:55:51,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1746 GetRequests, 1745 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 01:55:51,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23223 states. [2018-12-09 01:55:51,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23223 to 23223. [2018-12-09 01:55:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23223 states. [2018-12-09 01:55:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23223 states to 23223 states and 25469 transitions. [2018-12-09 01:55:51,337 INFO L78 Accepts]: Start accepts. Automaton has 23223 states and 25469 transitions. Word has length 872 [2018-12-09 01:55:51,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:51,338 INFO L480 AbstractCegarLoop]: Abstraction has 23223 states and 25469 transitions. [2018-12-09 01:55:51,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:55:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 23223 states and 25469 transitions. [2018-12-09 01:55:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1029 [2018-12-09 01:55:51,351 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:55:51,351 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 01:55:51,351 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:55:51,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:51,351 INFO L82 PathProgramCache]: Analyzing trace with hash 815613146, now seen corresponding path program 1 times [2018-12-09 01:55:51,351 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:55:51,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:51,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:51,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:55:51,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:55:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1839 backedges. 626 proven. 870 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2018-12-09 01:55:52,827 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:52,827 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:55:52,827 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1029 with the following transitions: [2018-12-09 01:55:52,827 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [509], [511], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1183], [1188], [1190], [1191], [1202], [1206], [1209], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1378], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1432], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 01:55:52,829 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:55:52,829 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:55:53,617 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:55:53,617 INFO L272 AbstractInterpreter]: Visited 261 different actions 1037 times. Merged at 9 different actions 30 times. Never widened. Performed 14206 root evaluator evaluations with a maximum evaluation depth of 21. Performed 14206 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 8 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 01:55:53,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:55:53,619 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:55:53,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:55:53,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 01:55:53,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:55:53,625 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:55:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:55:53,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:55:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1839 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 1532 trivial. 0 not checked. [2018-12-09 01:55:54,210 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:55:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1839 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 1532 trivial. 0 not checked. [2018-12-09 01:55:54,608 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:55:54,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [14] total 18 [2018-12-09 01:55:54,608 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:55:54,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:55:54,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:55:54,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-12-09 01:55:54,609 INFO L87 Difference]: Start difference. First operand 23223 states and 25469 transitions. Second operand 4 states. [2018-12-09 01:55:57,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:55:57,183 INFO L93 Difference]: Finished difference Result 53533 states and 58586 transitions. [2018-12-09 01:55:57,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:55:57,184 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1028 [2018-12-09 01:55:57,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:55:57,185 INFO L225 Difference]: With dead ends: 53533 [2018-12-09 01:55:57,185 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 01:55:57,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2073 GetRequests, 2054 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-12-09 01:55:57,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 01:55:57,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 01:55:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 01:55:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 01:55:57,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1028 [2018-12-09 01:55:57,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:55:57,214 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 01:55:57,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:55:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 01:55:57,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:55:57,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 01:55:57,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,650 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 233 [2018-12-09 01:55:57,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,831 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 235 [2018-12-09 01:55:57,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:55:57,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:56:00,301 WARN L180 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 456 DAG size of output: 169 [2018-12-09 01:56:02,032 WARN L180 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 436 DAG size of output: 154 [2018-12-09 01:56:02,634 WARN L180 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 59 [2018-12-09 01:56:03,253 WARN L180 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 59 [2018-12-09 01:56:05,989 WARN L180 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 475 DAG size of output: 185 [2018-12-09 01:56:05,991 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:56:05,991 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 01:56:05,991 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:56:05,991 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-09 01:56:05,991 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,991 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse26 (= 4 |old(~a2~0)|)) (.cse33 (+ ~a0~0 98)) (.cse18 (< 0 (+ |old(~a0~0)| 61))) (.cse3 (= 1 |old(~a2~0)|)) (.cse15 (+ |old(~a4~0)| 89)) (.cse32 (+ |old(~a0~0)| 98))) (let ((.cse12 (<= .cse32 0)) (.cse11 (< 0 .cse15)) (.cse13 (< 0 (+ |old(~a29~0)| 16))) (.cse29 (and .cse18 (<= (+ |old(~a4~0)| 86) 0) .cse3 (<= (+ |old(~a29~0)| 144) 0))) (.cse7 (<= .cse33 0)) (.cse21 (= 4 ~a2~0)) (.cse17 (< 1 |old(~a2~0)|)) (.cse20 (<= (+ ~a0~0 147) 0)) (.cse4 (= ~a29~0 |old(~a29~0)|)) (.cse5 (= ~a2~0 |old(~a2~0)|)) (.cse6 (= ~a4~0 |old(~a4~0)|)) (.cse28 (not .cse26)) (.cse31 (< 0 (+ |old(~a0~0)| 147))) (.cse16 (< (+ |old(~a4~0)| 85) 0))) (let ((.cse0 (or .cse28 .cse31 .cse16)) (.cse8 (and .cse4 .cse5 .cse6)) (.cse22 (and .cse4 .cse5 .cse20 .cse6)) (.cse23 (or .cse3 .cse31 .cse26)) (.cse14 (< 0 .cse33)) (.cse1 (forall ((v_prenex_42 Int)) (or (< (+ (div (+ v_prenex_42 (- 555201)) 5) 1) |old(~a0~0)|) (= (mod (+ v_prenex_42 4) 5) 0) (< 0 (+ v_prenex_42 61)) (<= 555201 v_prenex_42)))) (.cse2 (exists ((v_prenex_42 Int)) (and (<= ~a0~0 (+ (div (+ v_prenex_42 (- 555201)) 5) 1)) (<= (+ v_prenex_42 61) 0) (not (= (mod (+ v_prenex_42 4) 5) 0)) (< v_prenex_42 555201)))) (.cse27 (or .cse31 .cse17)) (.cse10 (< |old(~a29~0)| 44)) (.cse30 (and .cse7 .cse4 .cse21 .cse6)) (.cse9 (< 0 .cse32)) (.cse25 (and (or .cse11 .cse12 .cse29 .cse17) (or .cse11 .cse13 .cse29 .cse17))) (.cse19 (<= (+ ~a0~0 61) 0)) (.cse24 (or .cse11 .cse3 .cse26))) (and (or .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5 .cse6 (<= 0 (+ ~a0~0 79))) (< (+ |old(~a0~0)| 79) 0)) (or (and .cse7 .cse8) .cse9 (or .cse10 .cse11)) (or .cse12 .cse13 (not (= 3 |old(~a2~0)|)) .cse14) (or (not .cse3) (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (= (+ ~a0~0 44) 0) (not (= 0 .cse15))) (or .cse8 .cse16 .cse17) (or .cse18 .cse12 .cse13 (and .cse19 .cse14) .cse17) (or .cse18 .cse19 .cse16 .cse17) (or .cse0 (and .cse4 .cse20 .cse21 .cse6)) (or .cse22 .cse23) (or .cse7 .cse24 .cse9) (or (and .cse4 .cse5 .cse14 .cse6) (and .cse4 (<= (+ ~a29~0 16) 0)) .cse25) (or .cse10 .cse8 .cse3 .cse26) (or .cse22 .cse27) (or .cse18 .cse28 .cse12 (and .cse4 .cse19 .cse14 .cse21 .cse6)) (or .cse1 .cse2 .cse23) (or .cse13 (and .cse4 .cse5 .cse6 (or (< 0 (+ ~a4~0 86)) (not (= 1 ~a2~0)) (< 0 (+ ~a29~0 144)) .cse19)) .cse29) (or .cse18 .cse3 .cse12 (and .cse4 .cse5 .cse19 .cse14 .cse6) .cse16) (or .cse1 .cse2 .cse27) (or .cse18 .cse19 .cse3 .cse13) (or (or .cse28 .cse11) .cse30 .cse9) (or .cse16 (and .cse7 .cse4 .cse5 .cse6) .cse26 .cse9) (or .cse28 .cse10 .cse16 .cse30 .cse9) (or .cse11 .cse31 .cse20) (or .cse7 .cse25 .cse9) (or .cse18 .cse19 .cse25) (or .cse18 (and .cse4 .cse5 .cse19 .cse6) .cse24))))) [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,992 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,993 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,994 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 01:56:05,995 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,996 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 01:56:05,997 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse32 (+ ~a0~0 98)) (.cse28 (+ |old(~a4~0)| 89)) (.cse31 (+ |old(~a0~0)| 98)) (.cse21 (= 4 |old(~a2~0)|))) (let ((.cse22 (not .cse21)) (.cse16 (< (+ |old(~a4~0)| 85) 0)) (.cse13 (< 0 (+ |old(~a29~0)| 16))) (.cse12 (<= .cse31 0)) (.cse19 (< 0 .cse28)) (.cse6 (<= .cse32 0)) (.cse23 (= 4 ~a2~0)) (.cse9 (= ~a29~0 |old(~a29~0)|)) (.cse10 (= ~a2~0 |old(~a2~0)|)) (.cse30 (<= (+ ~a0~0 147) 0)) (.cse11 (= ~a4~0 |old(~a4~0)|)) (.cse8 (= 1 |old(~a2~0)|)) (.cse29 (< 0 (+ |old(~a0~0)| 147))) (.cse17 (< 1 |old(~a2~0)|))) (let ((.cse14 (< 0 .cse32)) (.cse4 (forall ((v_prenex_42 Int)) (or (< (+ (div (+ v_prenex_42 (- 555201)) 5) 1) |old(~a0~0)|) (= (mod (+ v_prenex_42 4) 5) 0) (< 0 (+ v_prenex_42 61)) (<= 555201 v_prenex_42)))) (.cse5 (exists ((v_prenex_42 Int)) (and (<= ~a0~0 (+ (div (+ v_prenex_42 (- 555201)) 5) 1)) (<= (+ v_prenex_42 61) 0) (not (= (mod (+ v_prenex_42 4) 5) 0)) (< v_prenex_42 555201)))) (.cse25 (or .cse29 .cse17)) (.cse3 (or .cse8 .cse29 .cse21)) (.cse24 (and .cse9 .cse10 .cse30 .cse11)) (.cse18 (< |old(~a29~0)| 44)) (.cse27 (and .cse6 .cse9 .cse23 .cse11)) (.cse15 (and .cse9 .cse10 .cse11)) (.cse2 (or .cse19 .cse8 .cse21)) (.cse7 (< 0 .cse31)) (.cse1 (<= (+ ~a0~0 61) 0)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse26 (and (or .cse19 .cse13 .cse17) (or .cse19 .cse12 .cse17))) (.cse20 (or .cse22 .cse29 .cse16))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse7) (or .cse8 (and .cse9 .cse10 .cse11 (<= 0 (+ ~a0~0 79))) (< (+ |old(~a0~0)| 79) 0)) (or .cse12 .cse13 (not (= 3 |old(~a2~0)|)) .cse14) (or .cse15 .cse16 .cse17) (or .cse0 .cse12 .cse13 (and .cse1 .cse14) .cse17) (or .cse0 .cse1 .cse16 .cse17) (or (and .cse6 .cse15) (or .cse18 .cse19) .cse7) (or .cse4 .cse20 .cse5) (or .cse18 .cse15 .cse8 .cse21) (or .cse0 .cse22 .cse12 (and .cse9 .cse1 .cse14 .cse23 .cse11)) (or .cse24 .cse25) (or .cse13 .cse15) (or (and .cse9 .cse10 .cse14 .cse11) (and .cse9 (<= (+ ~a29~0 16) 0)) .cse26) (or .cse0 .cse8 .cse12 .cse16 (and .cse9 .cse10 .cse1 .cse14 .cse11)) (or .cse4 .cse5 .cse25) (or .cse0 .cse1 .cse8 .cse13) (or .cse3 .cse24) (or .cse27 (or .cse22 .cse19) .cse7) (or .cse16 (and .cse6 .cse9 .cse10 .cse11) .cse21 .cse7) (or (not .cse8) (not (= 0 (+ |old(~a29~0)| 127))) (= |calculate_output_#in~input| 0) (not (= 0 (+ |old(~a0~0)| 44))) (not (= 0 .cse28)) (= (+ ~a0~0 44) 0)) (or .cse22 .cse18 .cse16 .cse27 .cse7) (or .cse19 .cse29 .cse30) (or .cse15 .cse2) (or .cse7 .cse6 .cse26) (or .cse1 .cse0 .cse26) (or (and .cse9 .cse30 .cse23 .cse11) .cse20))))) [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,998 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-09 01:56:05,999 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,000 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse19 (+ |old(~a4~0)| 89)) (.cse28 (= 4 |old(~a2~0)|)) (.cse32 (+ |old(~a0~0)| 98))) (let ((.cse17 (< (+ |old(~a4~0)| 85) 0)) (.cse14 (< 0 (+ |old(~a29~0)| 16))) (.cse13 (<= .cse32 0)) (.cse29 (< |old(~a29~0)| 44)) (.cse18 (< 1 |old(~a2~0)|)) (.cse33 (+ ~a0~0 98)) (.cse31 (<= (+ ~a0~0 147) 0)) (.cse25 (not .cse28)) (.cse30 (< 0 .cse19)) (.cse9 (= 1 |old(~a2~0)|)) (.cse26 (< 0 (+ |old(~a0~0)| 147))) (.cse1 (= ~a29~0 |old(~a29~0)|)) (.cse2 (= ~a2~0 |old(~a2~0)|)) (.cse3 (= ~a4~0 |old(~a4~0)|))) (let ((.cse16 (and .cse1 .cse2 .cse3)) (.cse6 (or .cse9 .cse26 .cse28)) (.cse5 (or .cse30 .cse9 .cse28)) (.cse11 (or .cse25 .cse30)) (.cse22 (and .cse1 .cse2 .cse31 .cse3)) (.cse7 (forall ((v_prenex_42 Int)) (or (< (+ (div (+ v_prenex_42 (- 555201)) 5) 1) |old(~a0~0)|) (= (mod (+ v_prenex_42 4) 5) 0) (< 0 (+ v_prenex_42 61)) (<= 555201 v_prenex_42)))) (.cse8 (exists ((v_prenex_42 Int)) (and (<= ~a0~0 (+ (div (+ v_prenex_42 (- 555201)) 5) 1)) (<= (+ v_prenex_42 61) 0) (not (= (mod (+ v_prenex_42 4) 5) 0)) (< v_prenex_42 555201)))) (.cse15 (< 0 .cse33)) (.cse23 (< 0 (+ ~a4~0 86))) (.cse10 (<= .cse33 0)) (.cse21 (and (or .cse30 (not (= 2 |old(~a2~0)|)) (< 0 (+ |old(~a29~0)| 192406))) (or .cse29 .cse30 .cse18))) (.cse12 (< 0 .cse32)) (.cse4 (<= (+ ~a0~0 61) 0)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse27 (and (or .cse30 .cse14 .cse18) (or .cse30 .cse13 .cse18))) (.cse24 (= 4 ~a2~0)) (.cse20 (or .cse25 .cse26 .cse17))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse7 .cse8) (or .cse9 (and .cse1 .cse2 .cse3 (<= 0 (+ ~a0~0 79))) (< (+ |old(~a0~0)| 79) 0)) (or .cse10 .cse11 .cse12) (or .cse13 .cse14 (not (= 3 |old(~a2~0)|)) .cse15) (or .cse16 .cse17 .cse18) (or .cse0 .cse13 .cse14 (and .cse4 .cse15) .cse18) (or .cse0 .cse4 .cse17 .cse18) (or (not .cse9) (not (= 0 (+ |old(~a29~0)| 127))) (= |calculate_output_#in~input| 0) (not (= 0 (+ |old(~a0~0)| 44))) (not (= 0 .cse19)) (and (= (+ ~a0~0 44) 0) (not (= calculate_output_~input 0)))) (or .cse7 .cse20 .cse8) (or .cse21 .cse16) (or .cse22 .cse6) (or .cse14 (and .cse1 .cse2 .cse3 (or .cse23 (not (= 1 ~a2~0)) (< 0 (+ ~a29~0 144)) .cse4))) (or .cse5 .cse12 .cse10) (or .cse11 (and .cse1 .cse24 .cse3)) (or .cse0 .cse25 .cse13 (and .cse1 .cse4 .cse15 .cse24 .cse3)) (or .cse22 (or .cse26 .cse18)) (or .cse7 .cse8 .cse18) (or (and .cse1 .cse2 .cse15 .cse3) (and .cse1 (<= (+ ~a29~0 16) 0)) .cse27) (or .cse0 .cse9 .cse13 .cse17 (and .cse1 .cse2 .cse4 .cse15 .cse3)) (or .cse0 .cse4 .cse9 .cse14) (or .cse17 (and .cse10 .cse1 .cse2 .cse3) .cse28 .cse12) (or .cse25 .cse29 .cse17 (and .cse10 .cse1 .cse24 .cse3) .cse12) (or .cse30 .cse26 .cse31) (or .cse10 .cse12 .cse27) (or (and (or (not (= ~a2~0 2)) .cse23 .cse4 (not (= calculate_output_~input 1))) .cse1 .cse2 .cse3) .cse29 .cse9 .cse28) (or .cse10 .cse21 .cse12) (or .cse4 .cse0 .cse27) (or (and .cse1 .cse31 .cse24 .cse3) .cse20))))) [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,001 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,002 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,003 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 01:56:06,004 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 01:56:06,005 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 01:56:06,006 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,007 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:56:06,008 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a2~0 1) (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= (+ ~a29~0 127) 0)) [2018-12-09 01:56:06,008 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:56:06,009 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:56:06,009 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (or (not (= 0 (+ |old(~a4~0)| 89))) (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (and (= (+ ~a0~0 44) 0) (= ~a2~0 1) (= ~a4~0 |old(~a4~0)|) (= (+ ~a29~0 127) 0))) [2018-12-09 01:56:06,009 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-09 01:56:06,009 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse1 (<= (+ ~a0~0 147) 0)) (.cse3 (< 0 (+ ~a0~0 98))) (.cse2 (<= 0 (+ ~a4~0 85))) (.cse0 (not (= ~a2~0 4))) (.cse4 (not (= 1 ~a2~0))) (.cse5 (<= (+ ~a4~0 89) 0)) (.cse6 (<= 44 ~a29~0))) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a0~0)| 44))) (<= (+ ~a29~0 16) 0) (and .cse0 .cse1) (and .cse2 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse3 (= 4 ~a2~0)) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse4 (<= 0 (+ ~a0~0 79))) (and .cse2 .cse1) (and .cse5 .cse3) (and .cse6 .cse2) (and .cse5 .cse4) (and .cse6 .cse0 .cse4) (and .cse5 .cse6))) [2018-12-09 01:56:06,009 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-09 01:56:06,009 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-09 01:56:06,009 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse1 (<= (+ ~a0~0 147) 0)) (.cse3 (< 0 (+ ~a0~0 98))) (.cse2 (<= 0 (+ ~a4~0 85))) (.cse0 (not (= ~a2~0 4))) (.cse4 (not (= 1 ~a2~0))) (.cse5 (<= (+ ~a4~0 89) 0)) (.cse6 (<= 44 ~a29~0))) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a0~0)| 44))) (<= (+ ~a29~0 16) 0) (and .cse0 .cse1) (and .cse2 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse3 (= 4 ~a2~0)) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse4 (<= 0 (+ ~a0~0 79))) (and .cse2 .cse1) (and .cse5 .cse3) (and .cse6 .cse2) (and .cse5 .cse4) (and .cse6 .cse0 .cse4) (and .cse5 .cse6))) [2018-12-09 01:56:06,009 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-09 01:56:06,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:56:06 BoogieIcfgContainer [2018-12-09 01:56:06,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:56:06,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:56:06,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:56:06,017 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:56:06,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:55" (3/4) ... [2018-12-09 01:56:06,020 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:56:06,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 01:56:06,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 01:56:06,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 01:56:06,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 01:56:06,036 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 01:56:06,037 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 01:56:06,055 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == \old(a2)) || !(0 == \old(a0) + 44)) || a29 + 16 <= 0) || (!(a2 == 4) && a0 + 147 <= 0)) || (0 <= a4 + 85 && !(a2 == 4))) || !(0 == \old(a4) + 89)) || (0 < a0 + 98 && 4 == a2)) || !(0 == \old(a29) + 127)) || (!(1 == a2) && 0 <= a0 + 79)) || (0 <= a4 + 85 && a0 + 147 <= 0)) || (a4 + 89 <= 0 && 0 < a0 + 98)) || (44 <= a29 && 0 <= a4 + 85)) || (a4 + 89 <= 0 && !(1 == a2))) || ((44 <= a29 && !(a2 == 4)) && !(1 == a2))) || (a4 + 89 <= 0 && 44 <= a29) [2018-12-09 01:56:06,148 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_14dfd784-960a-4587-bc92-c595db17a445/bin-2019/utaipan/witness.graphml [2018-12-09 01:56:06,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:56:06,149 INFO L168 Benchmark]: Toolchain (without parser) took 132795.22 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 949.0 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 989.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,149 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:56:06,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 949.0 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:56:06,150 INFO L168 Benchmark]: Boogie Preprocessor took 69.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,150 INFO L168 Benchmark]: RCFGBuilder took 1650.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 784.6 MB in the end (delta: 290.4 MB). Peak memory consumption was 290.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,150 INFO L168 Benchmark]: TraceAbstraction took 130335.64 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 784.6 MB in the beginning and 3.8 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,150 INFO L168 Benchmark]: Witness Printer took 131.66 ms. Allocated memory is still 4.8 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:56:06,151 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 579.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 949.0 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1650.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 784.6 MB in the end (delta: 290.4 MB). Peak memory consumption was 290.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 130335.64 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 784.6 MB in the beginning and 3.8 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 131.66 ms. Allocated memory is still 4.8 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 187]: 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: 1766]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == \old(a2)) || !(0 == \old(a0) + 44)) || a29 + 16 <= 0) || (!(a2 == 4) && a0 + 147 <= 0)) || (0 <= a4 + 85 && !(a2 == 4))) || !(0 == \old(a4) + 89)) || (0 < a0 + 98 && 4 == a2)) || !(0 == \old(a29) + 127)) || (!(1 == a2) && 0 <= a0 + 79)) || (0 <= a4 + 85 && a0 + 147 <= 0)) || (a4 + 89 <= 0 && 0 < a0 + 98)) || (44 <= a29 && 0 <= a4 + 85)) || (a4 + 89 <= 0 && !(1 == a2))) || ((44 <= a29 && !(a2 == 4)) && !(1 == a2))) || (a4 + 89 <= 0 && 44 <= a29) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 130.2s OverallTime, 13 OverallIterations, 6 TraceHistogramMax, 69.5s AutomataDifference, 0.0s DeadEndRemovalTime, 8.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3802 SDtfs, 16435 SDslu, 2034 SDs, 0 SdLazy, 24761 SolverSat, 5108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.8s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 9401 GetRequests, 9227 SyntacticMatches, 18 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1370 ImplicationChecksByTransitivity, 31.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23223occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 13.2s AbstIntTime, 8 AbstIntIterations, 1 AbstIntStrong, 0.9976475796930343 AbsIntWeakeningRatio, 0.12272727272727273 AbsIntAvgWeakeningVarsNumRemoved, 16.30909090909091 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 8540 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1392 PreInvPairs, 1734 NumberOfFragments, 3500 HoareAnnotationTreeSize, 1392 FomulaSimplifications, 36257 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 64198 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 33.2s InterpolantComputationTime, 10803 NumberOfCodeBlocks, 10803 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 15252 ConstructedInterpolants, 125 QuantifiedInterpolants, 30950181 SizeOfPredicates, 12 NumberOfNonLiveVariables, 6176 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 27 InterpolantComputations, 9 PerfectInterpolantSequences, 16778/18693 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...