./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/jain_5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P --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 51f18e80b5b0f6da04af12e6407c1afb08dc9b5e98545aeafa4f330f4ac3434e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:56:25,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:56:25,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:56:25,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:56:25,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:56:25,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:56:25,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:56:25,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:56:25,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:56:25,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:56:25,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:56:25,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:56:25,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:56:25,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:56:25,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:56:25,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:56:25,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:56:25,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:56:25,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:56:25,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:56:25,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:56:25,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:56:25,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:56:25,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:56:25,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:56:25,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:56:25,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:56:25,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:56:25,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:56:25,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:56:25,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:56:25,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:56:25,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:56:25,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:56:25,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:56:25,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:56:25,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:56:25,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:56:25,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:56:25,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:56:25,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:56:25,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 00:56:25,894 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:56:25,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:56:25,895 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:56:25,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:56:25,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:56:25,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:56:25,903 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:56:25,903 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:56:25,904 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:56:25,904 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:56:25,905 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:56:25,905 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:56:25,905 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:56:25,906 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:56:25,906 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:56:25,906 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:56:25,906 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:56:25,907 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:56:25,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:56:25,908 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 00:56:25,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:56:25,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 00:56:25,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:56:25,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:56:25,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:56:25,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:56:25,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 00:56:25,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:56:25,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:56:25,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:56:25,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:56:25,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:56:25,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:56:25,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:56:25,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:56:25,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:56:25,913 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:56:25,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:56:25,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:56:25,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:56:25,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:56:25,915 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_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51f18e80b5b0f6da04af12e6407c1afb08dc9b5e98545aeafa4f330f4ac3434e [2021-11-21 00:56:26,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:56:26,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:56:26,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:56:26,207 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:56:26,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:56:26,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/bitvector/jain_5-2.c [2021-11-21 00:56:26,282 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/data/57ede25e0/f795070653a940499e11836eaa9c543d/FLAG727bc6447 [2021-11-21 00:56:26,708 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:56:26,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/sv-benchmarks/c/bitvector/jain_5-2.c [2021-11-21 00:56:26,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/data/57ede25e0/f795070653a940499e11836eaa9c543d/FLAG727bc6447 [2021-11-21 00:56:27,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/data/57ede25e0/f795070653a940499e11836eaa9c543d [2021-11-21 00:56:27,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:56:27,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:56:27,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:56:27,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:56:27,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:56:27,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb70164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27, skipping insertion in model container [2021-11-21 00:56:27,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:56:27,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:56:27,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/sv-benchmarks/c/bitvector/jain_5-2.c[665,678] [2021-11-21 00:56:27,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:56:27,387 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:56:27,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/sv-benchmarks/c/bitvector/jain_5-2.c[665,678] [2021-11-21 00:56:27,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:56:27,411 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:56:27,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27 WrapperNode [2021-11-21 00:56:27,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:56:27,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:56:27,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:56:27,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:56:27,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,449 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2021-11-21 00:56:27,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:56:27,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:56:27,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:56:27,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:56:27,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:56:27,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:56:27,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:56:27,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:56:27,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (1/1) ... [2021-11-21 00:56:27,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:56:27,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:56:27,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:56:27,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:56:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:56:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:56:27,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:56:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:56:27,610 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:56:27,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:56:27,704 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:56:27,718 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:56:27,718 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 00:56:27,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:56:27 BoogieIcfgContainer [2021-11-21 00:56:27,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:56:27,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:56:27,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:56:27,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:56:27,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:56:27" (1/3) ... [2021-11-21 00:56:27,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c7fb8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:56:27, skipping insertion in model container [2021-11-21 00:56:27,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:56:27" (2/3) ... [2021-11-21 00:56:27,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c7fb8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:56:27, skipping insertion in model container [2021-11-21 00:56:27,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:56:27" (3/3) ... [2021-11-21 00:56:27,728 INFO L111 eAbstractionObserver]: Analyzing ICFG jain_5-2.c [2021-11-21 00:56:27,733 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:56:27,733 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 00:56:27,779 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:56:27,786 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 00:56:27,787 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 00:56:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 00:56:27,804 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:56:27,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-21 00:56:27,805 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:56:27,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:56:27,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1858063, now seen corresponding path program 1 times [2021-11-21 00:56:27,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:56:27,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918424148] [2021-11-21 00:56:27,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:56:27,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:56:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:56:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:28,003 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:56:28,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918424148] [2021-11-21 00:56:28,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918424148] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:56:28,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:56:28,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:56:28,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26743082] [2021-11-21 00:56:28,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:56:28,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:56:28,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:56:28,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:56:28,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:56:28,089 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:28,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:56:28,146 INFO L93 Difference]: Finished difference Result 14 states and 19 transitions. [2021-11-21 00:56:28,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:56:28,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-21 00:56:28,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:56:28,155 INFO L225 Difference]: With dead ends: 14 [2021-11-21 00:56:28,156 INFO L226 Difference]: Without dead ends: 8 [2021-11-21 00:56:28,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:56:28,162 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:56:28,164 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:56:28,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-21 00:56:28,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-21 00:56:28,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:28,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2021-11-21 00:56:28,194 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2021-11-21 00:56:28,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:56:28,194 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2021-11-21 00:56:28,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2021-11-21 00:56:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 00:56:28,195 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:56:28,196 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2021-11-21 00:56:28,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:56:28,196 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:56:28,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:56:28,197 INFO L85 PathProgramCache]: Analyzing trace with hash -476212643, now seen corresponding path program 1 times [2021-11-21 00:56:28,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:56:28,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748174928] [2021-11-21 00:56:28,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:56:28,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:56:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:56:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:28,334 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:56:28,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748174928] [2021-11-21 00:56:28,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748174928] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:56:28,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896410165] [2021-11-21 00:56:28,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:56:28,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:56:28,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:56:28,344 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:56:28,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 00:56:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:56:28,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-21 00:56:28,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:56:28,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:28,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:56:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:28,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896410165] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:56:28,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1564109105] [2021-11-21 00:56:28,820 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-21 00:56:28,820 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:56:28,825 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:56:28,830 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:56:28,830 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:56:30,341 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:56:30,714 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:56:30,714 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:56:30,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-11-21 00:56:30,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968282259] [2021-11-21 00:56:30,715 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:56:30,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:56:30,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:56:30,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:56:30,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:56:30,718 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:30,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:56:30,805 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions. [2021-11-21 00:56:30,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:56:30,806 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-21 00:56:30,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:56:30,807 INFO L225 Difference]: With dead ends: 21 [2021-11-21 00:56:30,807 INFO L226 Difference]: Without dead ends: 19 [2021-11-21 00:56:30,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:56:30,809 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 13 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:56:30,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 14 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:56:30,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-21 00:56:30,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2021-11-21 00:56:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2021-11-21 00:56:30,814 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 7 [2021-11-21 00:56:30,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:56:30,815 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2021-11-21 00:56:30,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:30,816 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2021-11-21 00:56:30,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:56:30,816 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:56:30,817 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1] [2021-11-21 00:56:30,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 00:56:31,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:56:31,018 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:56:31,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:56:31,018 INFO L85 PathProgramCache]: Analyzing trace with hash -726641521, now seen corresponding path program 2 times [2021-11-21 00:56:31,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:56:31,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598372388] [2021-11-21 00:56:31,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:56:31,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:56:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:56:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:31,164 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:56:31,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598372388] [2021-11-21 00:56:31,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598372388] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:56:31,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84782526] [2021-11-21 00:56:31,165 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-21 00:56:31,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:56:31,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:56:31,166 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:56:31,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 00:56:31,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-21 00:56:31,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-21 00:56:31,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-21 00:56:31,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:56:31,497 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:31,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:56:31,661 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:31,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84782526] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:56:31,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1012455434] [2021-11-21 00:56:31,663 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-21 00:56:31,663 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:56:31,664 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:56:31,664 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:56:31,664 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:56:32,860 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:56:33,273 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:56:33,273 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:56:33,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2021-11-21 00:56:33,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236186575] [2021-11-21 00:56:33,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:56:33,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-21 00:56:33,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:56:33,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-21 00:56:33,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2021-11-21 00:56:33,276 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:48,326 WARN L227 SmtUtils]: Spent 12.68s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:56:52,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:56:52,981 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2021-11-21 00:56:52,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 00:56:52,982 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-21 00:56:52,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:56:52,983 INFO L225 Difference]: With dead ends: 39 [2021-11-21 00:56:52,983 INFO L226 Difference]: Without dead ends: 37 [2021-11-21 00:56:52,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 18.6s TimeCoverageRelationStatistics Valid=189, Invalid=740, Unknown=1, NotChecked=0, Total=930 [2021-11-21 00:56:52,985 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 51 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:56:52,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 51 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 00:56:52,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-21 00:56:52,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2021-11-21 00:56:52,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2021-11-21 00:56:52,993 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 35 transitions. Word has length 16 [2021-11-21 00:56:52,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:56:52,994 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 35 transitions. [2021-11-21 00:56:52,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2021-11-21 00:56:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 00:56:52,995 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:56:52,996 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 1, 1, 1] [2021-11-21 00:56:53,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 00:56:53,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:56:53,219 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:56:53,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:56:53,220 INFO L85 PathProgramCache]: Analyzing trace with hash 803030095, now seen corresponding path program 3 times [2021-11-21 00:56:53,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:56:53,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126331150] [2021-11-21 00:56:53,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:56:53,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:56:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:56:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:53,507 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:56:53,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126331150] [2021-11-21 00:56:53,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126331150] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:56:53,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968415798] [2021-11-21 00:56:53,508 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-21 00:56:53,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:56:53,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:56:53,515 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:56:53,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 00:56:53,567 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-21 00:56:53,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-21 00:56:53,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-21 00:56:53,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:56:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:54,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:56:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:56:54,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968415798] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:56:54,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1762328170] [2021-11-21 00:56:54,766 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-21 00:56:54,766 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:56:54,767 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:56:54,767 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:56:54,767 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:56:55,879 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 00:56:56,348 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 00:56:56,349 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:56:56,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 35 [2021-11-21 00:56:56,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290033839] [2021-11-21 00:56:56,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 00:56:56,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-21 00:56:56,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:56:56,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-21 00:56:56,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=1319, Unknown=0, NotChecked=0, Total=1560 [2021-11-21 00:56:56,352 INFO L87 Difference]: Start difference. First operand 35 states and 35 transitions. Second operand has 36 states, 36 states have (on average 2.7222222222222223) internal successors, (98), 35 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:56:58,792 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 00:57:00,800 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 00:58:44,268 WARN L227 SmtUtils]: Spent 42.15s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:58:46,272 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:48,281 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:50,310 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:52,318 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:54,440 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:56,449 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:58:58,457 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 00:59:56,425 WARN L227 SmtUtils]: Spent 33.90s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:59:58,430 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:00,450 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:02,455 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:04,464 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:06,472 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:08,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:10,492 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:12,577 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:14,585 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:16,592 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:00:56,366 WARN L227 SmtUtils]: Spent 23.56s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:00:58,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:00,558 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:02,581 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:04,588 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:06,597 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:08,608 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:11,153 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:13,162 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:15,175 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:17,192 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:36,947 WARN L227 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:01:38,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:40,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:42,967 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:44,981 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:46,990 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:49,872 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:51,883 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:53,898 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:55,929 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:57,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:01:59,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:01,954 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:17,903 WARN L227 SmtUtils]: Spent 7.36s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:02:19,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:22,355 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:24,376 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:26,386 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:28,401 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:31,274 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:32,693 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:43,800 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:45,812 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:48,370 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:51,234 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:02:53,272 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:03:01,413 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:03:03,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:03:03,682 INFO L93 Difference]: Finished difference Result 72 states and 82 transitions. [2021-11-21 01:03:03,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-21 01:03:03,683 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 2.7222222222222223) internal successors, (98), 35 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-21 01:03:03,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:03:03,684 INFO L225 Difference]: With dead ends: 72 [2021-11-21 01:03:03,684 INFO L226 Difference]: Without dead ends: 70 [2021-11-21 01:03:03,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 256.8s TimeCoverageRelationStatistics Valid=622, Invalid=2754, Unknown=54, NotChecked=230, Total=3660 [2021-11-21 01:03:03,687 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 101 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 40 mSolverCounterUnsat, 51 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 51 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 111.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:03:03,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 209 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 412 Invalid, 51 Unknown, 3 Unchecked, 111.7s Time] [2021-11-21 01:03:03,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-11-21 01:03:03,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2021-11-21 01:03:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:03:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2021-11-21 01:03:03,702 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 34 [2021-11-21 01:03:03,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:03:03,702 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2021-11-21 01:03:03,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 2.7222222222222223) internal successors, (98), 35 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:03:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2021-11-21 01:03:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 01:03:03,705 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:03:03,706 INFO L514 BasicCegarLoop]: trace histogram [22, 21, 21, 1, 1, 1] [2021-11-21 01:03:03,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 01:03:03,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:03:03,915 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:03:03,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:03:03,916 INFO L85 PathProgramCache]: Analyzing trace with hash 533650909, now seen corresponding path program 4 times [2021-11-21 01:03:03,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:03:03,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885966462] [2021-11-21 01:03:03,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:03:03,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:03:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:03:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:03:04,603 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:03:04,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885966462] [2021-11-21 01:03:04,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885966462] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:03:04,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1387979884] [2021-11-21 01:03:04,604 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-21 01:03:04,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:03:04,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:03:04,605 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:03:04,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-21 01:03:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:03:04,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-21 01:03:04,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:03:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:03:06,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:03:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:03:08,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1387979884] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:03:08,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1690561449] [2021-11-21 01:03:08,157 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-21 01:03:08,157 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:03:08,157 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:03:08,157 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:03:08,158 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:03:09,281 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:03:09,982 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 01:03:09,982 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 01:03:09,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 68 [2021-11-21 01:03:09,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191583958] [2021-11-21 01:03:09,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 01:03:09,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2021-11-21 01:03:09,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:03:09,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-11-21 01:03:09,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=769, Invalid=4487, Unknown=0, NotChecked=0, Total=5256 [2021-11-21 01:03:09,989 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand has 69 states, 69 states have (on average 2.8550724637681157) internal successors, (197), 68 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:03:13,384 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= 30 (mod (+ 840 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 21)) 4294967296))) (not (= 30 (mod (+ 924 (* |c_ULTIMATE.start_main_~y~0#1| 22) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 20) 760) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:15,399 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= 30 (mod (+ 840 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 21)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 20) 760) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:17,409 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 20) 760) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:19,417 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 20) 760) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:21,428 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:23,437 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 684 (* |c_ULTIMATE.start_main_~y~0#1| 19)) 4294967296) 30)) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:25,446 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:27,459 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= (mod (+ 612 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 18)) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:29,468 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:31,476 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 544 (* |c_ULTIMATE.start_main_~y~0#1| 17)) 4294967296) 30)) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:33,485 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:35,492 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 16) 480) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:37,502 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:39,511 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 15) |c_ULTIMATE.start_main_~x~0#1| 420) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:41,520 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:43,527 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 14) |c_ULTIMATE.start_main_~x~0#1| 364) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:45,535 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:47,541 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 312 (* |c_ULTIMATE.start_main_~y~0#1| 13)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:49,548 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:51,557 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 12) |c_ULTIMATE.start_main_~x~0#1| 264) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:53,564 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:55,573 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 11) 220) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:57,580 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:03:59,590 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| 180 (* |c_ULTIMATE.start_main_~y~0#1| 10)) 4294967296) 30)) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:04:01,599 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (<= 1 |c_ULTIMATE.start___VERIFIER_assert_~cond#1|) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:04:03,605 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 9) 144 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 6) |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296))) (not (= 30 (mod (+ 112 (* |c_ULTIMATE.start_main_~y~0#1| 8) |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4 (* |c_ULTIMATE.start_main_~y~0#1| 2)) 4294967296))) (not (= 30 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~y~0#1| 5)) 4294967296))) (not (= (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 4) |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 30)) (not (= (mod (+ |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~y~0#1|) 4294967296) 30)) (not (= 30 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| 7) 84 |c_ULTIMATE.start_main_~x~0#1|) 4294967296))) (not (= 30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12 (* |c_ULTIMATE.start_main_~y~0#1| 3)) 4294967296)))) is different from false [2021-11-21 01:05:22,641 WARN L227 SmtUtils]: Spent 22.61s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:05:24,646 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:26,662 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:28,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:30,681 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:32,691 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:34,699 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:36,710 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:38,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:40,729 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:42,743 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:44,750 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:46,760 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:48,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:50,782 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:52,796 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:54,804 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:56,815 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:58,825 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:00,832 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:02,843 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:04,860 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:06,869 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:08,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:10,904 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:12,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:14,925 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:16,935 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:18,944 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:20,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:22,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:24,967 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:26,974 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:28,990 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:31,002 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:33,008 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:35,015 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:37,030 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:39,040 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:41,050 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:43,086 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:45,094 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:47,103 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:50,904 WARN L227 SmtUtils]: Spent 12.60s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:07:52,946 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:42,532 WARN L227 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:08:44,260 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:21,012 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:49,513 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:10:15,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:10:15,656 INFO L93 Difference]: Finished difference Result 138 states and 159 transitions. [2021-11-21 01:10:15,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-11-21 01:10:15,657 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 69 states have (on average 2.8550724637681157) internal successors, (197), 68 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 01:10:15,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:10:15,660 INFO L225 Difference]: With dead ends: 138 [2021-11-21 01:10:15,660 INFO L226 Difference]: Without dead ends: 136 [2021-11-21 01:10:15,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 151 SyntacticMatches, 2 SemanticMatches, 126 ConstructedPredicates, 26 IntricatePredicates, 0 DeprecatedPredicates, 2217 ImplicationChecksByTransitivity, 335.6s TimeCoverageRelationStatistics Valid=1673, Invalid=8615, Unknown=118, NotChecked=5850, Total=16256 [2021-11-21 01:10:15,666 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 163 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 73 mSolverCounterUnsat, 45 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 45 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 93.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:10:15,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 801 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1578 Invalid, 45 Unknown, 39 Unchecked, 93.6s Time] [2021-11-21 01:10:15,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-11-21 01:10:15,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2021-11-21 01:10:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 133 states have (on average 1.0075187969924813) internal successors, (134), 133 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:10:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 134 transitions. [2021-11-21 01:10:15,692 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 134 transitions. Word has length 67 [2021-11-21 01:10:15,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:10:15,693 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 134 transitions. [2021-11-21 01:10:15,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 2.8550724637681157) internal successors, (197), 68 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:10:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 134 transitions. [2021-11-21 01:10:15,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 01:10:15,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:10:15,700 INFO L514 BasicCegarLoop]: trace histogram [44, 43, 43, 1, 1, 1] [2021-11-21 01:10:15,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-21 01:10:15,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:10:15,906 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:10:15,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:10:15,906 INFO L85 PathProgramCache]: Analyzing trace with hash -842191843, now seen corresponding path program 5 times [2021-11-21 01:10:15,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:10:15,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894193095] [2021-11-21 01:10:15,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:10:15,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:10:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:10:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:10:17,752 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:10:17,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894193095] [2021-11-21 01:10:17,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894193095] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:10:17,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969660511] [2021-11-21 01:10:17,752 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-21 01:10:17,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:10:17,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:10:17,755 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:10:17,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0eb31c9-fbe9-4fb1-9e1d-97099a5d6a80/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process