./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9b6d15e9cf1a62e23633b1d901c307266257857 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9b6d15e9cf1a62e23633b1d901c307266257857 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 06:11:40,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:11:40,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:11:40,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:11:40,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:11:40,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:11:40,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:11:40,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:11:40,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:11:40,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:11:40,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:11:40,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:11:40,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:11:40,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:11:40,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:11:40,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:11:40,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:11:40,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:11:40,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:11:40,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:11:40,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:11:40,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:11:40,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:11:40,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:11:40,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:11:40,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:11:40,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:11:40,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:11:40,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:11:40,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:11:40,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:11:40,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:11:40,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:11:40,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:11:40,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:11:40,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:11:40,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:11:40,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:11:40,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:11:40,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:11:40,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:11:40,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 06:11:40,668 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:11:40,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:11:40,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:11:40,669 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:11:40,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:11:40,669 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:11:40,669 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 06:11:40,669 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:11:40,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:11:40,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 06:11:40,670 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 06:11:40,670 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:11:40,670 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 06:11:40,671 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 06:11:40,671 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 06:11:40,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:11:40,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:11:40,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:11:40,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:11:40,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:11:40,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:11:40,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:11:40,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:11:40,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:11:40,676 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b6d15e9cf1a62e23633b1d901c307266257857 [2020-12-09 06:11:40,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:11:40,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:11:40,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:11:40,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:11:40,880 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:11:40,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-09 06:11:40,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/673bfaeda/ddda1f7d1c804595b7ec9adc00e6e622/FLAGeb75cd488 [2020-12-09 06:11:41,364 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:11:41,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-09 06:11:41,377 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/673bfaeda/ddda1f7d1c804595b7ec9adc00e6e622/FLAGeb75cd488 [2020-12-09 06:11:41,389 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/673bfaeda/ddda1f7d1c804595b7ec9adc00e6e622 [2020-12-09 06:11:41,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:11:41,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:11:41,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:11:41,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:11:41,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:11:41,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:41,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3851cd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41, skipping insertion in model container [2020-12-09 06:11:41,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:41,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:11:41,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:11:41,612 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2020-12-09 06:11:41,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:11:41,798 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 06:11:41,826 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2020-12-09 06:11:41,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:11:41,956 INFO L208 MainTranslator]: Completed translation [2020-12-09 06:11:41,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41 WrapperNode [2020-12-09 06:11:41,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:11:41,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 06:11:41,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 06:11:41,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 06:11:41,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:41,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 06:11:42,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 06:11:42,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 06:11:42,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 06:11:42,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... [2020-12-09 06:11:42,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 06:11:42,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 06:11:42,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 06:11:42,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 06:11:42,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:11:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 06:11:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 06:11:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 06:11:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 06:11:59,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 06:11:59,860 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-09 06:11:59,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:11:59 BoogieIcfgContainer [2020-12-09 06:11:59,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 06:11:59,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 06:11:59,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 06:11:59,866 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 06:11:59,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:11:41" (1/3) ... [2020-12-09 06:11:59,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b94d6e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:11:59, skipping insertion in model container [2020-12-09 06:11:59,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:11:41" (2/3) ... [2020-12-09 06:11:59,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b94d6e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:11:59, skipping insertion in model container [2020-12-09 06:11:59,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:11:59" (3/3) ... [2020-12-09 06:11:59,869 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label01.c [2020-12-09 06:11:59,882 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 06:11:59,884 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 06:11:59,891 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 06:11:59,911 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 06:11:59,911 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 06:11:59,911 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 06:11:59,911 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 06:11:59,912 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 06:11:59,912 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 06:11:59,912 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 06:11:59,912 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 06:11:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2020-12-09 06:11:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-09 06:11:59,925 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:11:59,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-12-09 06:11:59,926 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:11:59,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:11:59,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1171035411, now seen corresponding path program 1 times [2020-12-09 06:11:59,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 06:11:59,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649604518] [2020-12-09 06:11:59,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 06:12:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:12:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:12:00,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649604518] [2020-12-09 06:12:00,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:12:00,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:12:00,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819732832] [2020-12-09 06:12:00,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:12:00,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 06:12:00,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:12:00,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:12:00,082 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2020-12-09 06:12:00,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:12:00,162 INFO L93 Difference]: Finished difference Result 23 states and 29 transitions. [2020-12-09 06:12:00,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:12:00,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-12-09 06:12:00,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:12:00,168 INFO L225 Difference]: With dead ends: 23 [2020-12-09 06:12:00,169 INFO L226 Difference]: Without dead ends: 11 [2020-12-09 06:12:00,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:12:00,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2020-12-09 06:12:00,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2020-12-09 06:12:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-12-09 06:12:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-12-09 06:12:00,191 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 5 [2020-12-09 06:12:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:12:00,191 INFO L481 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2020-12-09 06:12:00,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:12:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-12-09 06:12:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-09 06:12:00,192 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:12:00,192 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2020-12-09 06:12:00,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 06:12:00,192 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:12:00,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:12:00,193 INFO L82 PathProgramCache]: Analyzing trace with hash 47883201, now seen corresponding path program 1 times [2020-12-09 06:12:00,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 06:12:00,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273297145] [2020-12-09 06:12:00,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 06:12:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:12:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:12:00,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273297145] [2020-12-09 06:12:00,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877906529] [2020-12-09 06:12:00,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 06:12:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:12:00,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 06:12:00,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:12:00,877 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 2319 DAG size of output: 167 [2020-12-09 06:12:00,938 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,942 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,945 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,947 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,947 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,950 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,951 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,955 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,956 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:00,957 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,958 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,960 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,961 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:00,962 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,962 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:00,963 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:00,964 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,967 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:00,969 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 3 disjuncts [2020-12-09 06:12:00,970 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 4 disjuncts [2020-12-09 06:12:00,972 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 06:12:00,977 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:00,981 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:00,983 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:00,986 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:00,991 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:00,993 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:00,997 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,000 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:01,001 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,005 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,008 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,010 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,012 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,016 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,017 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,018 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,020 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,021 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,023 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,024 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,024 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,025 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,027 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,027 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,028 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,031 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,033 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:01,036 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,038 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,043 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,044 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,046 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,047 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,050 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,051 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,053 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,055 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,055 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,058 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,058 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,061 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,064 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,066 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,071 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,075 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,076 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,078 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,081 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,083 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,083 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,085 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,087 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,088 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,091 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,091 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,092 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,096 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,097 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,097 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,100 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,103 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,104 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,105 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,106 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,108 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,110 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,112 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,113 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,114 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,114 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-09 06:12:01,115 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,116 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,120 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-09 06:12:01,123 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,124 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,124 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,126 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,128 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,129 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,132 INFO L639 QuantifierPusher]: Distributing 11 conjuncts over 2 disjuncts [2020-12-09 06:12:01,132 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,133 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,134 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,136 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,137 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,138 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,138 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,141 INFO L639 QuantifierPusher]: Distributing 13 conjuncts over 2 disjuncts [2020-12-09 06:12:01,141 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,142 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,143 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,145 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,146 INFO L639 QuantifierPusher]: Distributing 10 conjuncts over 2 disjuncts [2020-12-09 06:12:01,146 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,148 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,149 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,150 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,151 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,152 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,154 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,155 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,156 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,158 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,159 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,160 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,161 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,162 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,165 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,167 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,168 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,169 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,169 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,170 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,170 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,172 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,173 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,174 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,176 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,176 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:01,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,180 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,183 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,184 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,189 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,190 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,192 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,199 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,200 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,201 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,203 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,204 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,206 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,208 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,209 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,210 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,212 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,213 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,215 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,216 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,218 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,219 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,223 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,225 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,225 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,227 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,229 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,231 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,233 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,235 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,236 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,238 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,241 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,242 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,243 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,246 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,251 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,251 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,253 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,255 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,257 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,259 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,261 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,262 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,262 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-09 06:12:01,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,265 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,267 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,269 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-09 06:12:01,273 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,273 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,274 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,276 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,278 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,280 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,283 INFO L639 QuantifierPusher]: Distributing 11 conjuncts over 2 disjuncts [2020-12-09 06:12:01,284 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,285 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,286 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,287 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:12:01,288 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,289 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,290 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,292 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,293 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,294 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,294 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,295 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,296 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,297 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,298 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,300 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,300 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,301 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,302 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,303 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,304 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,306 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,309 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 3 disjuncts [2020-12-09 06:12:01,310 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:01,311 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,313 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,316 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 4 disjuncts [2020-12-09 06:12:01,317 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 06:12:01,319 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,322 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,323 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,324 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,326 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,328 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2020-12-09 06:12:01,330 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,331 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,335 INFO L639 QuantifierPusher]: Distributing 13 conjuncts over 2 disjuncts [2020-12-09 06:12:01,335 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,336 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,336 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,337 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,339 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,340 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,341 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,342 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,343 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,343 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,345 INFO L639 QuantifierPusher]: Distributing 10 conjuncts over 2 disjuncts [2020-12-09 06:12:01,346 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,346 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,348 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,349 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,350 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,351 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,351 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,353 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,356 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,357 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,359 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,359 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,360 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,360 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,360 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,362 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,363 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,364 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,366 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,366 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,367 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,369 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,370 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,371 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,372 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,374 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,374 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,375 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,375 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,377 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,378 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,379 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,381 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,382 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,383 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,383 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,385 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,385 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,387 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,391 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,393 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,396 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,397 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,398 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,399 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,400 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,402 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,403 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,404 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,405 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,406 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,408 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,408 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,410 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,411 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,411 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,411 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,412 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,412 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,414 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,414 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,415 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,416 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,416 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,420 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,421 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,421 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,423 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,423 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,425 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,425 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,426 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,426 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,427 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,428 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,428 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,428 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,429 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,429 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,430 INFO L639 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2020-12-09 06:12:01,431 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,432 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-12-09 06:12:01,433 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:12:01,435 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 06:12:01,436 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-12-09 06:12:01,438 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 06:12:01,441 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,444 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-12-09 06:12:01,444 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:12:01,448 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 4 disjuncts [2020-12-09 06:12:01,449 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-09 06:12:01,450 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-09 06:12:01,456 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:12:01,463 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 7, 3, 3, 3, 3, 2, 1] term [2020-12-09 06:12:01,464 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,465 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-12-09 06:12:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:12:01,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:12:02,169 WARN L197 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 4769 DAG size of output: 2681 [2020-12-09 06:12:02,187 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2020-12-09 06:12:02,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2140435441] [2020-12-09 06:12:02,208 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2020-12-09 06:12:02,208 INFO L166 IcfgInterpreter]: Building call graph [2020-12-09 06:12:02,212 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2020-12-09 06:12:02,245 INFO L176 IcfgInterpreter]: Starting interpretation [2020-12-09 06:12:02,245 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2020-12-09 06:12:02,420 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2020-12-09 06:12:03,192 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5640 conjuctions. This might take some time... [2020-12-09 06:12:03,447 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 144 conjuctions. [2020-12-09 06:12:03,457 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2020-12-09 06:12:04,022 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5640 conjuctions. This might take some time... [2020-12-09 06:12:04,236 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 144 conjuctions. [2020-12-09 06:12:04,992 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 4468 DAG size of output: 3765 [2020-12-09 06:18:16,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-09 06:18:16,071 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: variable got div captured at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:426) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$IDerHelper.findBestReplacementSbr(DualJunctionDer.java:305) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$IDerHelper.tryToEliminateSbr(DualJunctionDer.java:319) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminateOne(DualJunctionDer.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryExhaustivelyToEliminate(DualJunctionDer.java:190) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminateOne(DualJunctionDer.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryExhaustivelyToEliminate(DualJunctionDer.java:141) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer.tryToEliminate(DualJunctionDer.java:119) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:776) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:739) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:656) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:358) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.doit(QuantifierPusher.java:523) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:378) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:431) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.doit(QuantifierPusher.java:523) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:378) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.convert(QuantifierPusher.java:217) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.eliminate(QuantifierPusher.java:151) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.linearterms.QuantifierPusher.eliminate(QuantifierPusher.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elimPushPull(PartialQuantifierElimination.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elimPushPull(PartialQuantifierElimination.java:202) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1133) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:289) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:189) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 06:18:16,081 INFO L168 Benchmark]: Toolchain (without parser) took 394686.40 ms. Allocated memory was 92.3 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 59.1 MB in the beginning and 771.7 MB in the end (delta: -712.6 MB). Peak memory consumption was 846.3 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,082 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 92.3 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:18:16,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.06 ms. Allocated memory is still 92.3 MB. Free memory was 58.9 MB in the beginning and 57.9 MB in the end (delta: 980.3 kB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.04 ms. Allocated memory is still 92.3 MB. Free memory was 57.9 MB in the beginning and 40.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,090 INFO L168 Benchmark]: Boogie Preprocessor took 107.85 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 40.9 MB in the beginning and 68.0 MB in the end (delta: -27.0 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,093 INFO L168 Benchmark]: RCFGBuilder took 17693.08 ms. Allocated memory was 113.2 MB in the beginning and 566.2 MB in the end (delta: 453.0 MB). Free memory was 67.7 MB in the beginning and 194.2 MB in the end (delta: -126.4 MB). Peak memory consumption was 346.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,094 INFO L168 Benchmark]: TraceAbstraction took 376214.61 ms. Allocated memory was 566.2 MB in the beginning and 1.1 GB in the end (delta: 553.6 MB). Free memory was 193.1 MB in the beginning and 771.7 MB in the end (delta: -578.6 MB). Peak memory consumption was 504.6 MB. Max. memory is 16.1 GB. [2020-12-09 06:18:16,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 92.3 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 564.06 ms. Allocated memory is still 92.3 MB. Free memory was 58.9 MB in the beginning and 57.9 MB in the end (delta: 980.3 kB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.04 ms. Allocated memory is still 92.3 MB. Free memory was 57.9 MB in the beginning and 40.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 107.85 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 40.9 MB in the beginning and 68.0 MB in the end (delta: -27.0 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 17693.08 ms. Allocated memory was 113.2 MB in the beginning and 566.2 MB in the end (delta: 453.0 MB). Free memory was 67.7 MB in the beginning and 194.2 MB in the end (delta: -126.4 MB). Peak memory consumption was 346.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 376214.61 ms. Allocated memory was 566.2 MB in the beginning and 1.1 GB in the end (delta: 553.6 MB). Free memory was 193.1 MB in the beginning and 771.7 MB in the end (delta: -578.6 MB). Peak memory consumption was 504.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: variable got div captured de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: variable got div captured: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.pqe.DualJunctionDer$DerHelperMcsbr.solveForSubject(DualJunctionDer.java:426) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 06:18:17,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:18:17,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:18:17,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:18:17,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:18:17,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:18:17,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:18:17,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:18:17,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:18:17,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:18:17,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:18:17,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:18:17,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:18:17,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:18:17,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:18:17,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:18:17,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:18:17,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:18:17,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:18:17,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:18:17,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:18:17,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:18:17,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:18:17,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:18:17,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:18:17,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:18:17,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:18:17,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:18:17,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:18:17,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:18:17,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:18:17,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:18:17,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:18:17,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:18:17,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:18:17,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:18:17,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:18:17,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:18:17,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:18:17,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:18:17,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:18:17,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 06:18:17,749 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:18:17,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:18:17,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:18:17,751 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:18:17,751 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:18:17,751 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:18:17,752 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:18:17,752 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:18:17,752 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:18:17,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:18:17,753 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:18:17,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:18:17,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:18:17,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:18:17,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:18:17,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:18:17,754 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:18:17,754 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 06:18:17,755 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 06:18:17,755 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:18:17,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:18:17,755 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:18:17,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:18:17,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:18:17,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 06:18:17,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:18:17,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:18:17,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:18:17,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:18:17,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:18:17,757 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 06:18:17,757 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 06:18:17,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:18:17,758 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:18:17,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:18:17,758 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b6d15e9cf1a62e23633b1d901c307266257857 [2020-12-09 06:18:18,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:18:18,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:18:18,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:18:18,021 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:18:18,022 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:18:18,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-09 06:18:18,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/7d8ef3c4a/6f1d090666994118b607922c2207c7bd/FLAG5ca2297d0 [2020-12-09 06:18:18,546 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:18:18,547 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-12-09 06:18:18,558 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/7d8ef3c4a/6f1d090666994118b607922c2207c7bd/FLAG5ca2297d0 [2020-12-09 06:18:18,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/data/7d8ef3c4a/6f1d090666994118b607922c2207c7bd [2020-12-09 06:18:18,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:18:18,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:18:18,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:18:18,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:18:18,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:18:18,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:18:18" (1/1) ... [2020-12-09 06:18:18,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c94ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:18, skipping insertion in model container [2020-12-09 06:18:18,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:18:18" (1/1) ... [2020-12-09 06:18:18,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:18:18,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:18:18,783 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2020-12-09 06:18:19,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:18:19,024 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 06:18:19,054 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2020-12-09 06:18:19,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:18:19,166 INFO L208 MainTranslator]: Completed translation [2020-12-09 06:18:19,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19 WrapperNode [2020-12-09 06:18:19,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:18:19,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 06:18:19,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 06:18:19,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 06:18:19,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 06:18:19,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 06:18:19,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 06:18:19,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 06:18:19,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... [2020-12-09 06:18:19,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 06:18:19,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 06:18:19,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 06:18:19,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 06:18:19,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:18:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 06:18:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 06:18:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 06:18:19,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 06:18:25,529 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 06:18:25,529 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-09 06:18:25,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:18:25 BoogieIcfgContainer [2020-12-09 06:18:25,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 06:18:25,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 06:18:25,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 06:18:25,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 06:18:25,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:18:18" (1/3) ... [2020-12-09 06:18:25,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748e9273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:18:25, skipping insertion in model container [2020-12-09 06:18:25,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:18:19" (2/3) ... [2020-12-09 06:18:25,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748e9273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:18:25, skipping insertion in model container [2020-12-09 06:18:25,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:18:25" (3/3) ... [2020-12-09 06:18:25,536 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label01.c [2020-12-09 06:18:25,545 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 06:18:25,547 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 06:18:25,554 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 06:18:25,571 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 06:18:25,572 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 06:18:25,572 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 06:18:25,572 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 06:18:25,572 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 06:18:25,572 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 06:18:25,572 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 06:18:25,572 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 06:18:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2020-12-09 06:18:25,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-09 06:18:25,590 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:18:25,591 INFO L422 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] [2020-12-09 06:18:25,591 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:18:25,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:18:25,595 INFO L82 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2020-12-09 06:18:25,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:18:25,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416247387] [2020-12-09 06:18:25,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 06:18:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:18:25,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 06:18:25,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:18:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:18:25,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:18:25,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416247387] [2020-12-09 06:18:25,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:18:25,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:18:25,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668468515] [2020-12-09 06:18:25,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:18:25,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:18:25,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:18:25,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:25,830 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2020-12-09 06:18:33,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:18:33,833 INFO L93 Difference]: Finished difference Result 758 states and 1342 transitions. [2020-12-09 06:18:33,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:18:33,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-09 06:18:33,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:18:33,850 INFO L225 Difference]: With dead ends: 758 [2020-12-09 06:18:33,850 INFO L226 Difference]: Without dead ends: 410 [2020-12-09 06:18:33,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:33,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2020-12-09 06:18:33,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2020-12-09 06:18:33,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-12-09 06:18:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 596 transitions. [2020-12-09 06:18:33,897 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 596 transitions. Word has length 57 [2020-12-09 06:18:33,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:18:33,898 INFO L481 AbstractCegarLoop]: Abstraction has 410 states and 596 transitions. [2020-12-09 06:18:33,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:18:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 596 transitions. [2020-12-09 06:18:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-09 06:18:33,901 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:18:33,902 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:18:34,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 06:18:34,104 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:18:34,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:18:34,106 INFO L82 PathProgramCache]: Analyzing trace with hash 713940032, now seen corresponding path program 1 times [2020-12-09 06:18:34,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:18:34,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103819436] [2020-12-09 06:18:34,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 06:18:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:18:34,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 06:18:34,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:18:34,392 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:18:34,393 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:18:34,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103819436] [2020-12-09 06:18:34,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:18:34,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:18:34,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631822820] [2020-12-09 06:18:34,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:18:34,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:18:34,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:18:34,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:34,397 INFO L87 Difference]: Start difference. First operand 410 states and 596 transitions. Second operand 3 states. [2020-12-09 06:18:43,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:18:43,660 INFO L93 Difference]: Finished difference Result 1202 states and 1754 transitions. [2020-12-09 06:18:43,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:18:43,665 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2020-12-09 06:18:43,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:18:43,669 INFO L225 Difference]: With dead ends: 1202 [2020-12-09 06:18:43,669 INFO L226 Difference]: Without dead ends: 794 [2020-12-09 06:18:43,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:43,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-12-09 06:18:43,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 782. [2020-12-09 06:18:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 782 states. [2020-12-09 06:18:43,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 1052 transitions. [2020-12-09 06:18:43,694 INFO L78 Accepts]: Start accepts. Automaton has 782 states and 1052 transitions. Word has length 125 [2020-12-09 06:18:43,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:18:43,695 INFO L481 AbstractCegarLoop]: Abstraction has 782 states and 1052 transitions. [2020-12-09 06:18:43,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:18:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1052 transitions. [2020-12-09 06:18:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-09 06:18:43,697 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:18:43,697 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:18:43,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 06:18:43,899 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:18:43,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:18:43,901 INFO L82 PathProgramCache]: Analyzing trace with hash -185558956, now seen corresponding path program 1 times [2020-12-09 06:18:43,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:18:43,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1210276897] [2020-12-09 06:18:43,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 06:18:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:18:44,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 06:18:44,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:18:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:18:44,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:18:44,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1210276897] [2020-12-09 06:18:44,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:18:44,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:18:44,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916614930] [2020-12-09 06:18:44,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:18:44,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:18:44,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:18:44,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:44,116 INFO L87 Difference]: Start difference. First operand 782 states and 1052 transitions. Second operand 3 states. [2020-12-09 06:18:51,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:18:51,227 INFO L93 Difference]: Finished difference Result 1931 states and 2544 transitions. [2020-12-09 06:18:51,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:18:51,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-12-09 06:18:51,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:18:51,246 INFO L225 Difference]: With dead ends: 1931 [2020-12-09 06:18:51,246 INFO L226 Difference]: Without dead ends: 1151 [2020-12-09 06:18:51,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:18:51,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2020-12-09 06:18:51,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1150. [2020-12-09 06:18:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1150 states. [2020-12-09 06:18:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1444 transitions. [2020-12-09 06:18:51,266 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1444 transitions. Word has length 133 [2020-12-09 06:18:51,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:18:51,267 INFO L481 AbstractCegarLoop]: Abstraction has 1150 states and 1444 transitions. [2020-12-09 06:18:51,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:18:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1444 transitions. [2020-12-09 06:18:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-09 06:18:51,269 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:18:51,270 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:18:51,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 06:18:51,471 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:18:51,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:18:51,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1837425563, now seen corresponding path program 1 times [2020-12-09 06:18:51,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:18:51,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972779050] [2020-12-09 06:18:51,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 06:18:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:18:51,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:18:51,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:18:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:18:51,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:18:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:18:52,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972779050] [2020-12-09 06:18:52,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-09 06:18:52,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-09 06:18:52,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140759324] [2020-12-09 06:18:52,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:18:52,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:18:52,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:18:52,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:18:52,180 INFO L87 Difference]: Start difference. First operand 1150 states and 1444 transitions. Second operand 3 states. [2020-12-09 06:19:19,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:19:19,346 INFO L93 Difference]: Finished difference Result 2674 states and 3493 transitions. [2020-12-09 06:19:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:19:19,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2020-12-09 06:19:19,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:19:19,359 INFO L225 Difference]: With dead ends: 2674 [2020-12-09 06:19:19,359 INFO L226 Difference]: Without dead ends: 1894 [2020-12-09 06:19:19,360 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 362 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:19:19,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2020-12-09 06:19:19,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 1892. [2020-12-09 06:19:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1892 states. [2020-12-09 06:19:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1892 states and 2365 transitions. [2020-12-09 06:19:19,389 INFO L78 Accepts]: Start accepts. Automaton has 1892 states and 2365 transitions. Word has length 184 [2020-12-09 06:19:19,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:19:19,389 INFO L481 AbstractCegarLoop]: Abstraction has 1892 states and 2365 transitions. [2020-12-09 06:19:19,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:19:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2365 transitions. [2020-12-09 06:19:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-09 06:19:19,394 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:19:19,395 INFO L422 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, 2, 2, 2, 2, 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] [2020-12-09 06:19:19,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 06:19:19,596 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:19:19,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:19:19,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1838982118, now seen corresponding path program 1 times [2020-12-09 06:19:19,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:19:19,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577884073] [2020-12-09 06:19:19,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 06:19:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:19:19,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:19:19,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:19:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 109 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:19:20,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:19:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:19:20,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [577884073] [2020-12-09 06:19:20,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-09 06:19:20,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-09 06:19:20,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757904143] [2020-12-09 06:19:20,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:19:20,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:19:20,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:19:20,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:19:20,438 INFO L87 Difference]: Start difference. First operand 1892 states and 2365 transitions. Second operand 3 states. [2020-12-09 06:19:34,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:19:34,598 INFO L93 Difference]: Finished difference Result 4337 states and 5595 transitions. [2020-12-09 06:19:34,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:19:34,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 251 [2020-12-09 06:19:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:19:34,615 INFO L225 Difference]: With dead ends: 4337 [2020-12-09 06:19:34,615 INFO L226 Difference]: Without dead ends: 3185 [2020-12-09 06:19:34,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 500 GetRequests, 496 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:19:34,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3185 states. [2020-12-09 06:19:34,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3185 to 3185. [2020-12-09 06:19:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3185 states. [2020-12-09 06:19:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 3185 states and 3941 transitions. [2020-12-09 06:19:34,660 INFO L78 Accepts]: Start accepts. Automaton has 3185 states and 3941 transitions. Word has length 251 [2020-12-09 06:19:34,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:19:34,660 INFO L481 AbstractCegarLoop]: Abstraction has 3185 states and 3941 transitions. [2020-12-09 06:19:34,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:19:34,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3941 transitions. [2020-12-09 06:19:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-09 06:19:34,667 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:19:34,667 INFO L422 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, 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] [2020-12-09 06:19:34,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 06:19:34,868 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:19:34,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:19:34,869 INFO L82 PathProgramCache]: Analyzing trace with hash -419311493, now seen corresponding path program 1 times [2020-12-09 06:19:34,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:19:34,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482488933] [2020-12-09 06:19:34,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-09 06:19:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:19:34,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:19:34,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:19:35,183 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 109 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:19:35,183 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:19:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:19:35,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482488933] [2020-12-09 06:19:35,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-09 06:19:35,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-09 06:19:35,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982487322] [2020-12-09 06:19:35,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:19:35,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:19:35,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:19:35,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:19:35,604 INFO L87 Difference]: Start difference. First operand 3185 states and 3941 transitions. Second operand 3 states. [2020-12-09 06:20:07,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:20:07,979 INFO L93 Difference]: Finished difference Result 6369 states and 7991 transitions. [2020-12-09 06:20:07,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:20:07,985 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 258 [2020-12-09 06:20:07,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:20:07,999 INFO L225 Difference]: With dead ends: 6369 [2020-12-09 06:20:07,999 INFO L226 Difference]: Without dead ends: 4108 [2020-12-09 06:20:08,001 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 510 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:20:08,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4108 states. [2020-12-09 06:20:08,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4108 to 3553. [2020-12-09 06:20:08,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3553 states. [2020-12-09 06:20:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 3553 states and 4405 transitions. [2020-12-09 06:20:08,059 INFO L78 Accepts]: Start accepts. Automaton has 3553 states and 4405 transitions. Word has length 258 [2020-12-09 06:20:08,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:20:08,059 INFO L481 AbstractCegarLoop]: Abstraction has 3553 states and 4405 transitions. [2020-12-09 06:20:08,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:20:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 4405 transitions. [2020-12-09 06:20:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-09 06:20:08,063 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:20:08,063 INFO L422 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, 2, 2, 2, 2, 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] [2020-12-09 06:20:08,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 06:20:08,264 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:20:08,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:20:08,264 INFO L82 PathProgramCache]: Analyzing trace with hash -734133057, now seen corresponding path program 1 times [2020-12-09 06:20:08,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:20:08,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548449609] [2020-12-09 06:20:08,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-09 06:20:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:08,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 06:20:08,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-12-09 06:20:08,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:20:08,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548449609] [2020-12-09 06:20:08,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:20:08,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 06:20:08,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449465321] [2020-12-09 06:20:08,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:20:08,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:20:08,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:20:08,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:08,554 INFO L87 Difference]: Start difference. First operand 3553 states and 4405 transitions. Second operand 3 states. [2020-12-09 06:20:17,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:20:17,228 INFO L93 Difference]: Finished difference Result 6569 states and 8543 transitions. [2020-12-09 06:20:17,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:20:17,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2020-12-09 06:20:17,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:20:17,245 INFO L225 Difference]: With dead ends: 6569 [2020-12-09 06:20:17,245 INFO L226 Difference]: Without dead ends: 4864 [2020-12-09 06:20:17,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:17,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2020-12-09 06:20:17,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 4861. [2020-12-09 06:20:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4861 states. [2020-12-09 06:20:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 4861 states and 6045 transitions. [2020-12-09 06:20:17,316 INFO L78 Accepts]: Start accepts. Automaton has 4861 states and 6045 transitions. Word has length 261 [2020-12-09 06:20:17,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:20:17,317 INFO L481 AbstractCegarLoop]: Abstraction has 4861 states and 6045 transitions. [2020-12-09 06:20:17,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:20:17,317 INFO L276 IsEmpty]: Start isEmpty. Operand 4861 states and 6045 transitions. [2020-12-09 06:20:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-12-09 06:20:17,322 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:20:17,322 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 06:20:17,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-09 06:20:17,523 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:20:17,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:20:17,524 INFO L82 PathProgramCache]: Analyzing trace with hash -745807192, now seen corresponding path program 1 times [2020-12-09 06:20:17,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:20:17,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837213399] [2020-12-09 06:20:17,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-09 06:20:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:17,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 06:20:17,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:20:17,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:20:17,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837213399] [2020-12-09 06:20:17,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:20:17,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 06:20:17,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145149630] [2020-12-09 06:20:17,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:20:17,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:20:17,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:20:17,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:17,856 INFO L87 Difference]: Start difference. First operand 4861 states and 6045 transitions. Second operand 3 states. [2020-12-09 06:20:25,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:20:25,465 INFO L93 Difference]: Finished difference Result 10466 states and 13258 transitions. [2020-12-09 06:20:25,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:20:25,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 276 [2020-12-09 06:20:25,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:20:25,487 INFO L225 Difference]: With dead ends: 10466 [2020-12-09 06:20:25,487 INFO L226 Difference]: Without dead ends: 6529 [2020-12-09 06:20:25,490 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:25,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6529 states. [2020-12-09 06:20:25,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6529 to 6517. [2020-12-09 06:20:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6517 states. [2020-12-09 06:20:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6517 states to 6517 states and 7929 transitions. [2020-12-09 06:20:25,556 INFO L78 Accepts]: Start accepts. Automaton has 6517 states and 7929 transitions. Word has length 276 [2020-12-09 06:20:25,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:20:25,556 INFO L481 AbstractCegarLoop]: Abstraction has 6517 states and 7929 transitions. [2020-12-09 06:20:25,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:20:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 6517 states and 7929 transitions. [2020-12-09 06:20:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-09 06:20:25,560 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:20:25,560 INFO L422 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, 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] [2020-12-09 06:20:25,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-12-09 06:20:25,761 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:20:25,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:20:25,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1865890508, now seen corresponding path program 1 times [2020-12-09 06:20:25,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:20:25,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359983397] [2020-12-09 06:20:25,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-12-09 06:20:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:25,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:20:25,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-09 06:20:26,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:20:26,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359983397] [2020-12-09 06:20:26,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:20:26,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:20:26,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434356407] [2020-12-09 06:20:26,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:20:26,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:20:26,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:20:26,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:26,335 INFO L87 Difference]: Start difference. First operand 6517 states and 7929 transitions. Second operand 3 states. [2020-12-09 06:20:32,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:20:32,707 INFO L93 Difference]: Finished difference Result 10819 states and 13360 transitions. [2020-12-09 06:20:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:20:32,708 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2020-12-09 06:20:32,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:20:32,734 INFO L225 Difference]: With dead ends: 10819 [2020-12-09 06:20:32,734 INFO L226 Difference]: Without dead ends: 6518 [2020-12-09 06:20:32,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:20:32,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6518 states. [2020-12-09 06:20:32,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6518 to 6517. [2020-12-09 06:20:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6517 states. [2020-12-09 06:20:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6517 states to 6517 states and 7923 transitions. [2020-12-09 06:20:32,803 INFO L78 Accepts]: Start accepts. Automaton has 6517 states and 7923 transitions. Word has length 293 [2020-12-09 06:20:32,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:20:32,803 INFO L481 AbstractCegarLoop]: Abstraction has 6517 states and 7923 transitions. [2020-12-09 06:20:32,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:20:32,803 INFO L276 IsEmpty]: Start isEmpty. Operand 6517 states and 7923 transitions. [2020-12-09 06:20:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-09 06:20:32,806 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:20:32,807 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 06:20:33,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-12-09 06:20:33,008 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:20:33,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:20:33,010 INFO L82 PathProgramCache]: Analyzing trace with hash 351388405, now seen corresponding path program 1 times [2020-12-09 06:20:33,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:20:33,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1486786016] [2020-12-09 06:20:33,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-12-09 06:20:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:33,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:20:33,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:20:33,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:20:33,803 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:20:33,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1486786016] [2020-12-09 06:20:33,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-09 06:20:33,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-09 06:20:33,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981598032] [2020-12-09 06:20:33,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:20:33,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:20:33,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:20:33,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:20:33,805 INFO L87 Difference]: Start difference. First operand 6517 states and 7923 transitions. Second operand 3 states. [2020-12-09 06:20:52,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:20:52,346 INFO L93 Difference]: Finished difference Result 12846 states and 15741 transitions. [2020-12-09 06:20:52,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:20:52,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2020-12-09 06:20:52,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:20:52,355 INFO L225 Difference]: With dead ends: 12846 [2020-12-09 06:20:52,355 INFO L226 Difference]: Without dead ends: 7437 [2020-12-09 06:20:52,359 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 580 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 06:20:52,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7437 states. [2020-12-09 06:20:52,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7437 to 7437. [2020-12-09 06:20:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7437 states. [2020-12-09 06:20:52,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7437 states to 7437 states and 8873 transitions. [2020-12-09 06:20:52,425 INFO L78 Accepts]: Start accepts. Automaton has 7437 states and 8873 transitions. Word has length 293 [2020-12-09 06:20:52,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:20:52,426 INFO L481 AbstractCegarLoop]: Abstraction has 7437 states and 8873 transitions. [2020-12-09 06:20:52,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:20:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 7437 states and 8873 transitions. [2020-12-09 06:20:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-12-09 06:20:52,429 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:20:52,429 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 06:20:52,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-12-09 06:20:52,630 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:20:52,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:20:52,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1119725246, now seen corresponding path program 1 times [2020-12-09 06:20:52,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:20:52,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [887381779] [2020-12-09 06:20:52,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-12-09 06:20:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:52,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-09 06:20:52,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 90 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:20:53,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 06:20:54,999 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-09 06:20:57,914 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 28 DAG size of output: 14 [2020-12-09 06:20:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 210 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:20:58,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [887381779] [2020-12-09 06:20:58,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [515411942] [2020-12-09 06:20:58,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2020-12-09 06:20:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:20:58,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 06:20:58,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:20:59,210 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:20:59,213 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-09 06:20:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-09 06:20:59,530 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:20:59,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 06:20:59,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [4, 4] total 13 [2020-12-09 06:20:59,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63921353] [2020-12-09 06:20:59,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 06:20:59,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:20:59,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 06:20:59,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2020-12-09 06:20:59,531 INFO L87 Difference]: Start difference. First operand 7437 states and 8873 transitions. Second operand 7 states. [2020-12-09 06:21:34,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:21:34,628 INFO L93 Difference]: Finished difference Result 17886 states and 21609 transitions. [2020-12-09 06:21:34,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 06:21:34,633 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 295 [2020-12-09 06:21:34,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:21:34,634 INFO L225 Difference]: With dead ends: 17886 [2020-12-09 06:21:34,634 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 06:21:34,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 884 GetRequests, 872 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-12-09 06:21:34,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 06:21:34,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 06:21:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 06:21:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 06:21:34,643 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 295 [2020-12-09 06:21:34,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:21:34,643 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 06:21:34,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 06:21:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 06:21:34,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 06:21:35,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2020-12-09 06:21:35,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 06:21:35,320 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-09 06:21:35,412 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,413 INFO L262 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L258 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (or (= (_ bv13 32) ~a25~0) (not (= (_ bv0 32) (bvadd ~a8~0 (_ bv4294967281 32)))) (= (_ bv10 32) ~a25~0) (not (bvsle ~a29~0 (_ bv140 32))) (not (bvsle ~a23~0 (_ bv4294967253 32))) (not (= ~a4~0 (_ bv1 32))) (not (= (_ bv0 32) (bvadd ~a3~0 (_ bv4294967295 32)))) (= (_ bv12 32) ~a25~0)) [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-09 06:21:35,414 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L265 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,415 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L258 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (or (= (_ bv13 32) ~a25~0) (not (= (_ bv0 32) (bvadd ~a8~0 (_ bv4294967281 32)))) (= (_ bv10 32) ~a25~0) (not (bvsle ~a29~0 (_ bv140 32))) (not (bvsle ~a23~0 (_ bv4294967253 32))) (not (= ~a4~0 (_ bv1 32))) (not (= (_ bv0 32) (bvadd ~a3~0 (_ bv4294967295 32)))) (= (_ bv12 32) ~a25~0)) [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,416 INFO L262 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,417 INFO L262 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,418 INFO L262 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-09 06:21:35,419 INFO L262 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,420 INFO L262 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,421 INFO L262 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-09 06:21:35,422 INFO L262 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,423 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,424 INFO L262 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,425 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-09 06:21:35,425 INFO L262 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-09 06:21:35,425 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-09 06:21:35,425 INFO L262 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-09 06:21:35,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:21:35 BoogieIcfgContainer [2020-12-09 06:21:35,438 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 06:21:35,438 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 06:21:35,438 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 06:21:35,438 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 06:21:35,439 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:18:25" (3/4) ... [2020-12-09 06:21:35,441 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 06:21:35,460 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-09 06:21:35,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-09 06:21:35,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 06:21:35,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 06:21:35,570 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b540fec7-5a17-40b1-8e0d-2bc9e8eb8e86/bin/utaipan/witness.graphml [2020-12-09 06:21:35,570 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 06:21:35,571 INFO L168 Benchmark]: Toolchain (without parser) took 196997.73 ms. Allocated memory was 54.5 MB in the beginning and 182.5 MB in the end (delta: 127.9 MB). Free memory was 29.3 MB in the beginning and 109.2 MB in the end (delta: -79.9 MB). Peak memory consumption was 130.9 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,571 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:21:35,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.40 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 45.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.43 ms. Allocated memory is still 73.4 MB. Free memory was 44.9 MB in the beginning and 36.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,572 INFO L168 Benchmark]: Boogie Preprocessor took 73.31 ms. Allocated memory is still 73.4 MB. Free memory was 36.1 MB in the beginning and 45.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,572 INFO L168 Benchmark]: RCFGBuilder took 6217.42 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 61.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,572 INFO L168 Benchmark]: TraceAbstraction took 189906.16 ms. Allocated memory was 94.4 MB in the beginning and 182.5 MB in the end (delta: 88.1 MB). Free memory was 60.6 MB in the beginning and 46.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 102.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,573 INFO L168 Benchmark]: Witness Printer took 131.71 ms. Allocated memory is still 182.5 MB. Free memory was 46.4 MB in the beginning and 109.2 MB in the end (delta: -62.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-09 06:21:35,574 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 593.40 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 45.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.43 ms. Allocated memory is still 73.4 MB. Free memory was 44.9 MB in the beginning and 36.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.31 ms. Allocated memory is still 73.4 MB. Free memory was 36.1 MB in the beginning and 45.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6217.42 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 61.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 189906.16 ms. Allocated memory was 94.4 MB in the beginning and 182.5 MB in the end (delta: 88.1 MB). Free memory was 60.6 MB in the beginning and 46.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 102.1 MB. Max. memory is 16.1 GB. * Witness Printer took 131.71 ms. Allocated memory is still 182.5 MB. Free memory was 46.4 MB in the beginning and 109.2 MB in the end (delta: -62.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 187]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((13bv32 == a25 || !(0bv32 == ~bvadd64(a8, 4294967281bv32))) || 10bv32 == a25) || !~bvsle32(a29, 140bv32)) || !~bvsle32(a23, 4294967253bv32)) || !(a4 == 1bv32)) || !(0bv32 == ~bvadd64(a3, 4294967295bv32))) || 12bv32 == a25 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((13bv32 == a25 || !(0bv32 == ~bvadd64(a8, 4294967281bv32))) || 10bv32 == a25) || !~bvsle32(a29, 140bv32)) || !~bvsle32(a23, 4294967253bv32)) || !(a4 == 1bv32)) || !(0bv32 == ~bvadd64(a3, 4294967295bv32))) || 12bv32 == a25 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 189.4s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 174.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2147 SDtfs, 1926 SDslu, 299 SDs, 0 SdLazy, 7498 SolverSat, 1259 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 160.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3987 GetRequests, 3953 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7437occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 586 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 123 NumberOfFragments, 69 HoareAnnotationTreeSize, 3 FomulaSimplifications, 3420 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 28 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 2721 NumberOfCodeBlocks, 2721 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 3985 ConstructedInterpolants, 0 QuantifiedInterpolants, 5174070 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3416 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 2163/2617 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...