./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/s1lif.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_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/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_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/s1lif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/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_3232967a-d41e-4381-a0e3-85d1f5e2f482/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 cdcd45f06ced2bb4437693c85186d4d1862b19794596dce357397727796a8cdf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:32:45,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:32:45,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:32:45,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:32:45,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:32:45,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:32:45,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:32:45,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:32:45,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:32:45,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:32:45,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:32:45,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:32:45,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:32:45,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:32:45,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:32:45,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:32:45,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:32:45,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:32:45,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:32:45,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:32:45,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:32:45,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:32:45,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:32:45,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:32:45,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:32:45,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:32:45,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:32:45,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:32:45,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:32:45,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:32:45,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:32:45,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:32:45,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:32:45,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:32:45,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:32:45,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:32:45,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:32:45,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:32:45,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:32:45,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:32:45,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:32:45,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-20 23:32:45,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:32:45,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:32:45,563 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:32:45,564 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:32:45,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:32:45,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:32:45,565 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:32:45,565 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:32:45,565 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:32:45,565 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:32:45,566 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:32:45,566 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:32:45,566 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:32:45,566 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:32:45,566 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:32:45,567 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:32:45,567 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:32:45,567 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:32:45,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:32:45,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 23:32:45,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:32:45,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 23:32:45,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:32:45,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:32:45,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:32:45,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:32:45,569 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 23:32:45,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:32:45,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:32:45,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:32:45,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:32:45,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:32:45,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:32:45,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:32:45,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:32:45,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:32:45,572 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:32:45,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:32:45,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:32:45,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:32:45,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:32:45,573 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_3232967a-d41e-4381-a0e3-85d1f5e2f482/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdcd45f06ced2bb4437693c85186d4d1862b19794596dce357397727796a8cdf [2021-11-20 23:32:45,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:32:45,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:32:45,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:32:45,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:32:45,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:32:45,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/array-fpi/s1lif.c [2021-11-20 23:32:45,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/data/aefde8d30/9ba45a22792e48c191d3debc03a048c7/FLAG32b9b0b54 [2021-11-20 23:32:46,398 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:32:46,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/sv-benchmarks/c/array-fpi/s1lif.c [2021-11-20 23:32:46,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/data/aefde8d30/9ba45a22792e48c191d3debc03a048c7/FLAG32b9b0b54 [2021-11-20 23:32:46,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/data/aefde8d30/9ba45a22792e48c191d3debc03a048c7 [2021-11-20 23:32:46,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:32:46,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:32:46,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:46,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:32:46,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:32:46,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:46" (1/1) ... [2021-11-20 23:32:46,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ee45ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:46, skipping insertion in model container [2021-11-20 23:32:46,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:46" (1/1) ... [2021-11-20 23:32:46,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:32:46,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:32:47,015 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_3232967a-d41e-4381-a0e3-85d1f5e2f482/sv-benchmarks/c/array-fpi/s1lif.c[588,601] [2021-11-20 23:32:47,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:32:47,042 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:32:47,055 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_3232967a-d41e-4381-a0e3-85d1f5e2f482/sv-benchmarks/c/array-fpi/s1lif.c[588,601] [2021-11-20 23:32:47,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:32:47,077 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:32:47,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47 WrapperNode [2021-11-20 23:32:47,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:47,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:32:47,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:32:47,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:32:47,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,119 INFO L137 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2021-11-20 23:32:47,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:32:47,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:32:47,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:32:47,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:32:47,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:32:47,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:32:47,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:32:47,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:32:47,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (1/1) ... [2021-11-20 23:32:47,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:32:47,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:32:47,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:32:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:32:47,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:32:47,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:32:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:32:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:32:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:32:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:32:47,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:32:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:32:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:32:47,332 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:32:47,334 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:32:47,537 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:32:47,580 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:32:47,580 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-20 23:32:47,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:32:47 BoogieIcfgContainer [2021-11-20 23:32:47,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:32:47,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:32:47,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:32:47,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:32:47,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:32:46" (1/3) ... [2021-11-20 23:32:47,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784f2604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:32:47, skipping insertion in model container [2021-11-20 23:32:47,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:47" (2/3) ... [2021-11-20 23:32:47,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784f2604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:32:47, skipping insertion in model container [2021-11-20 23:32:47,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:32:47" (3/3) ... [2021-11-20 23:32:47,591 INFO L111 eAbstractionObserver]: Analyzing ICFG s1lif.c [2021-11-20 23:32:47,596 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:32:47,596 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:32:47,651 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:32:47,661 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 [2021-11-20 23:32:47,667 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:32:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 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) [2021-11-20 23:32:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-20 23:32:47,691 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:47,691 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:47,692 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:47,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:47,703 INFO L85 PathProgramCache]: Analyzing trace with hash -535561234, now seen corresponding path program 1 times [2021-11-20 23:32:47,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:47,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001683316] [2021-11-20 23:32:47,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:47,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:47,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:32:47,899 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:32:47,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001683316] [2021-11-20 23:32:47,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001683316] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:32:47,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:32:47,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:32:47,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998202502] [2021-11-20 23:32:47,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:32:47,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:32:47,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:32:47,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:32:47,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:32:47,956 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-11-20 23:32:48,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:32:48,042 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2021-11-20 23:32:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:32:48,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 [2021-11-20 23:32:48,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:32:48,054 INFO L225 Difference]: With dead ends: 20 [2021-11-20 23:32:48,054 INFO L226 Difference]: Without dead ends: 9 [2021-11-20 23:32:48,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:32:48,065 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:32:48,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 9 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:32:48,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-20 23:32:48,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-20 23:32:48,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 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) [2021-11-20 23:32:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2021-11-20 23:32:48,100 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 11 transitions. Word has length 7 [2021-11-20 23:32:48,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:32:48,100 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-11-20 23:32:48,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-11-20 23:32:48,101 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-20 23:32:48,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-20 23:32:48,102 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:48,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:48,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:32:48,102 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:48,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:48,103 INFO L85 PathProgramCache]: Analyzing trace with hash 344823405, now seen corresponding path program 1 times [2021-11-20 23:32:48,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:48,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502039231] [2021-11-20 23:32:48,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:48,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:48,161 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:32:48,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502039231] [2021-11-20 23:32:48,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502039231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:32:48,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:32:48,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:32:48,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653939803] [2021-11-20 23:32:48,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:32:48,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:32:48,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:32:48,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:32:48,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:32:48,165 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2021-11-20 23:32:48,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:32:48,191 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2021-11-20 23:32:48,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:32:48,191 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) Word has length 8 [2021-11-20 23:32:48,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:32:48,192 INFO L225 Difference]: With dead ends: 15 [2021-11-20 23:32:48,192 INFO L226 Difference]: Without dead ends: 11 [2021-11-20 23:32:48,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:32:48,194 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 7 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:32:48,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 4 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:32:48,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-20 23:32:48,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-20 23:32:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2021-11-20 23:32:48,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2021-11-20 23:32:48,200 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 8 [2021-11-20 23:32:48,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:32:48,200 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2021-11-20 23:32:48,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2021-11-20 23:32:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2021-11-20 23:32:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-20 23:32:48,201 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:48,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:48,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 23:32:48,202 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:48,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:48,203 INFO L85 PathProgramCache]: Analyzing trace with hash 750922709, now seen corresponding path program 1 times [2021-11-20 23:32:48,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:48,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636273811] [2021-11-20 23:32:48,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:48,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:32:48,700 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:32:48,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636273811] [2021-11-20 23:32:48,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636273811] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:32:48,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617959756] [2021-11-20 23:32:48,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:48,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:48,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:32:48,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:32:48,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 23:32:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:48,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 23:32:48,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:32:48,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-20 23:32:48,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 23:32:48,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-20 23:32:49,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:49,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2021-11-20 23:32:49,193 INFO L354 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2021-11-20 23:32:49,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 29 [2021-11-20 23:32:49,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:32:49,309 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:32:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:32:49,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1617959756] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:32:49,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [601428799] [2021-11-20 23:32:49,884 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:32:49,884 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:32:49,888 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:32:49,894 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:32:49,895 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:32:50,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:32:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,149 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:32:50,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:32:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:32:50,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2021-11-20 23:32:50,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:50,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:50,695 INFO L354 Elim1Store]: treesize reduction 110, result has 12.0 percent of original size [2021-11-20 23:32:50,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 297 treesize of output 293 [2021-11-20 23:32:51,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:32:51,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-11-20 23:32:51,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-20 23:32:51,367 INFO L354 Elim1Store]: treesize reduction 47, result has 44.0 percent of original size [2021-11-20 23:32:51,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 102 [2021-11-20 23:32:51,447 INFO L354 Elim1Store]: treesize reduction 7, result has 46.2 percent of original size [2021-11-20 23:32:51,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 24 [2021-11-20 23:32:51,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2021-11-20 23:32:51,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:51,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 22 [2021-11-20 23:32:51,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2021-11-20 23:32:51,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2021-11-20 23:32:51,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:51,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 27 [2021-11-20 23:32:51,755 INFO L354 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2021-11-20 23:32:51,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 27 [2021-11-20 23:32:51,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:32:51,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:32:51,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:52,001 INFO L354 Elim1Store]: treesize reduction 14, result has 58.8 percent of original size [2021-11-20 23:32:52,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2021-11-20 23:32:52,136 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:32:52,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:32:52,299 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:32:52,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:32:52,588 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:32:52,848 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:32:52,848 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:32:52,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2021-11-20 23:32:52,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269614457] [2021-11-20 23:32:52,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:32:52,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-20 23:32:52,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:32:52,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 23:32:52,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2021-11-20 23:32:52,851 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. Second operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 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) [2021-11-20 23:32:53,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:32:53,823 INFO L93 Difference]: Finished difference Result 25 states and 32 transitions. [2021-11-20 23:32:53,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:32:53,823 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 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 10 [2021-11-20 23:32:53,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:32:53,825 INFO L225 Difference]: With dead ends: 25 [2021-11-20 23:32:53,825 INFO L226 Difference]: Without dead ends: 19 [2021-11-20 23:32:53,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=99, Invalid=603, Unknown=0, NotChecked=0, Total=702 [2021-11-20 23:32:53,827 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 16 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:32:53,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 113 Invalid, 0 Unknown, 16 Unchecked, 0.2s Time] [2021-11-20 23:32:53,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-20 23:32:53,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 15. [2021-11-20 23:32:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 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) [2021-11-20 23:32:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2021-11-20 23:32:53,833 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 19 transitions. Word has length 10 [2021-11-20 23:32:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:32:53,833 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-11-20 23:32:53,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 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) [2021-11-20 23:32:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2021-11-20 23:32:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-20 23:32:53,834 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:53,835 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:53,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 23:32:54,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:54,036 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:54,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:54,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1803519565, now seen corresponding path program 2 times [2021-11-20 23:32:54,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:54,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693471720] [2021-11-20 23:32:54,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:54,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:54,133 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:32:54,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693471720] [2021-11-20 23:32:54,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693471720] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:32:54,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245493903] [2021-11-20 23:32:54,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:32:54,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:54,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:32:54,149 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:32:54,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 23:32:54,203 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:32:54,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:32:54,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 23:32:54,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:32:54,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:54,261 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:32:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:54,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245493903] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:32:54,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2081495478] [2021-11-20 23:32:54,308 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:32:54,308 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:32:54,309 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:32:54,309 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:32:54,309 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:32:54,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:32:54,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,500 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:32:54,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:32:54,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:32:54,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:32:54,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:54,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:54,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:54,901 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:32:54,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 295 treesize of output 297 [2021-11-20 23:32:55,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:32:55,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:32:55,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:32:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:55,522 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:32:55,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 87 [2021-11-20 23:32:55,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:55,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 31 [2021-11-20 23:32:55,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:55,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 39 [2021-11-20 23:32:55,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:32:55,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:32:55,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:55,876 INFO L354 Elim1Store]: treesize reduction 14, result has 58.8 percent of original size [2021-11-20 23:32:55,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2021-11-20 23:32:55,993 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:32:55,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:32:56,181 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:32:56,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:32:56,470 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:32:56,632 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:32:56,632 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:32:56,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2021-11-20 23:32:56,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101087472] [2021-11-20 23:32:56,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:32:56,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-20 23:32:56,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:32:56,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-20 23:32:56,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-11-20 23:32:56,634 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. Second operand has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-20 23:32:56,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:32:56,719 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2021-11-20 23:32:56,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 23:32:56,720 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 11 [2021-11-20 23:32:56,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:32:56,720 INFO L225 Difference]: With dead ends: 33 [2021-11-20 23:32:56,720 INFO L226 Difference]: Without dead ends: 22 [2021-11-20 23:32:56,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2021-11-20 23:32:56,722 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 22 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:32:56,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 10 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:32:56,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-20 23:32:56,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 15. [2021-11-20 23:32:56,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 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) [2021-11-20 23:32:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2021-11-20 23:32:56,729 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 18 transitions. Word has length 11 [2021-11-20 23:32:56,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:32:56,729 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 18 transitions. [2021-11-20 23:32:56,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-20 23:32:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-20 23:32:56,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-20 23:32:56,730 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:56,730 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:56,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:32:56,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:56,953 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:56,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:56,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1075573514, now seen corresponding path program 3 times [2021-11-20 23:32:56,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:56,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324990251] [2021-11-20 23:32:56,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:56,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:32:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:57,023 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:32:57,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324990251] [2021-11-20 23:32:57,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324990251] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:32:57,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321735190] [2021-11-20 23:32:57,024 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:32:57,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:57,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:32:57,031 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:32:57,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 23:32:57,082 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:32:57,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:32:57,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 23:32:57,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:32:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:57,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:32:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 23:32:57,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321735190] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:32:57,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1885291879] [2021-11-20 23:32:57,183 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:32:57,183 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:32:57,184 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:32:57,184 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:32:57,184 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:32:57,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,347 INFO L354 Elim1Store]: treesize reduction 65, result has 32.3 percent of original size [2021-11-20 23:32:57,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 52 [2021-11-20 23:32:57,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:32:57,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,515 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:32:57,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:32:57,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:32:57,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:32:57,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:57,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:57,858 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:32:57,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 295 treesize of output 297 [2021-11-20 23:32:58,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:32:58,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-11-20 23:32:58,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-20 23:32:58,465 INFO L354 Elim1Store]: treesize reduction 47, result has 44.0 percent of original size [2021-11-20 23:32:58,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 102 [2021-11-20 23:32:58,592 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:32:58,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 61 [2021-11-20 23:32:58,634 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:32:58,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 59 [2021-11-20 23:32:58,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:32:58,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:32:58,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:32:58,880 INFO L354 Elim1Store]: treesize reduction 19, result has 56.8 percent of original size [2021-11-20 23:32:58,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2021-11-20 23:32:59,002 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:32:59,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:32:59,296 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:32:59,473 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:32:59,473 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:32:59,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2021-11-20 23:32:59,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721539596] [2021-11-20 23:32:59,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:32:59,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-20 23:32:59,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:32:59,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-20 23:32:59,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-11-20 23:32:59,475 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-20 23:32:59,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:32:59,558 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2021-11-20 23:32:59,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:32:59,559 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 11 [2021-11-20 23:32:59,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:32:59,560 INFO L225 Difference]: With dead ends: 19 [2021-11-20 23:32:59,560 INFO L226 Difference]: Without dead ends: 14 [2021-11-20 23:32:59,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-11-20 23:32:59,561 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:32:59,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 10 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:32:59,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-20 23:32:59,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-20 23:32:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 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) [2021-11-20 23:32:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-11-20 23:32:59,566 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 11 [2021-11-20 23:32:59,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:32:59,566 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-11-20 23:32:59,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-20 23:32:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-20 23:32:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 23:32:59,567 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:32:59,567 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:32:59,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 23:32:59,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:32:59,768 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:32:59,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:32:59,768 INFO L85 PathProgramCache]: Analyzing trace with hash 135501902, now seen corresponding path program 4 times [2021-11-20 23:32:59,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:32:59,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418138657] [2021-11-20 23:32:59,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:32:59,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:32:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:33:00,215 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:33:00,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418138657] [2021-11-20 23:33:00,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418138657] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:33:00,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849008028] [2021-11-20 23:33:00,216 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:33:00,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:33:00,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:33:00,217 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:33:00,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 23:33:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:00,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-20 23:33:00,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:33:00,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-20 23:33:00,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 23:33:00,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:00,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-20 23:33:00,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:00,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 49 [2021-11-20 23:33:00,348 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-20 23:33:00,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 60 [2021-11-20 23:33:00,566 INFO L354 Elim1Store]: treesize reduction 43, result has 20.4 percent of original size [2021-11-20 23:33:00,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 51 [2021-11-20 23:33:00,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:00,688 INFO L354 Elim1Store]: treesize reduction 114, result has 2.6 percent of original size [2021-11-20 23:33:00,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 110 treesize of output 99 [2021-11-20 23:33:00,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:00,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 29 [2021-11-20 23:33:00,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:00,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-11-20 23:33:00,907 INFO L354 Elim1Store]: treesize reduction 76, result has 16.5 percent of original size [2021-11-20 23:33:00,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 37 [2021-11-20 23:33:00,992 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 23:33:00,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 45 [2021-11-20 23:33:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:33:01,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:33:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:33:07,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849008028] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:33:07,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1420504201] [2021-11-20 23:33:07,874 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:33:07,874 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:33:07,874 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:33:07,875 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:33:07,875 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:33:07,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:07,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:07,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,016 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:33:08,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:33:08,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:33:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:33:08,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2021-11-20 23:33:08,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:08,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:08,377 INFO L354 Elim1Store]: treesize reduction 110, result has 12.0 percent of original size [2021-11-20 23:33:08,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 293 treesize of output 289 [2021-11-20 23:33:08,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:33:08,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-11-20 23:33:08,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-20 23:33:08,916 INFO L354 Elim1Store]: treesize reduction 47, result has 44.0 percent of original size [2021-11-20 23:33:08,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 102 [2021-11-20 23:33:08,990 INFO L354 Elim1Store]: treesize reduction 7, result has 46.2 percent of original size [2021-11-20 23:33:08,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 24 [2021-11-20 23:33:09,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2021-11-20 23:33:09,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2021-11-20 23:33:09,148 INFO L354 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2021-11-20 23:33:09,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 40 [2021-11-20 23:33:09,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:33:09,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:33:09,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:09,385 INFO L354 Elim1Store]: treesize reduction 14, result has 58.8 percent of original size [2021-11-20 23:33:09,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2021-11-20 23:33:09,484 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:33:09,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:33:09,588 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:33:09,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:33:09,836 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:33:10,282 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:33:10,282 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:33:10,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2021-11-20 23:33:10,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961364894] [2021-11-20 23:33:10,282 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:33:10,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-20 23:33:10,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:33:10,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-20 23:33:10,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=883, Unknown=0, NotChecked=0, Total=992 [2021-11-20 23:33:10,284 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. Second operand has 28 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 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) [2021-11-20 23:33:13,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:33:13,154 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2021-11-20 23:33:13,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 23:33:13,155 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 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 13 [2021-11-20 23:33:13,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:33:13,156 INFO L225 Difference]: With dead ends: 28 [2021-11-20 23:33:13,156 INFO L226 Difference]: Without dead ends: 25 [2021-11-20 23:33:13,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=134, Invalid=1126, Unknown=0, NotChecked=0, Total=1260 [2021-11-20 23:33:13,158 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 1 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 21 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:33:13,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 29 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 114 Invalid, 0 Unknown, 21 Unchecked, 0.5s Time] [2021-11-20 23:33:13,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-20 23:33:13,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 20. [2021-11-20 23:33:13,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 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) [2021-11-20 23:33:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2021-11-20 23:33:13,166 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 13 [2021-11-20 23:33:13,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:33:13,166 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-11-20 23:33:13,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 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) [2021-11-20 23:33:13,166 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-20 23:33:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-20 23:33:13,167 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:33:13,174 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:33:13,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-20 23:33:13,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-20 23:33:13,375 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:33:13,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:33:13,375 INFO L85 PathProgramCache]: Analyzing trace with hash -94656268, now seen corresponding path program 5 times [2021-11-20 23:33:13,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:33:13,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667234001] [2021-11-20 23:33:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:33:13,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:33:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:13,481 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:33:13,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667234001] [2021-11-20 23:33:13,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667234001] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:33:13,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131810725] [2021-11-20 23:33:13,482 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:33:13,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:33:13,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:33:13,483 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:33:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-20 23:33:13,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-20 23:33:13,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:33:13,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 23:33:13,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:33:13,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:13,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:33:13,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:13,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131810725] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:33:13,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1360079488] [2021-11-20 23:33:13,681 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:33:13,682 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:33:13,682 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:33:13,682 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:33:13,682 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:33:13,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,819 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:33:13,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:33:13,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:33:13,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:13,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:33:14,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2021-11-20 23:33:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,200 INFO L354 Elim1Store]: treesize reduction 110, result has 12.0 percent of original size [2021-11-20 23:33:14,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 293 treesize of output 289 [2021-11-20 23:33:14,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:33:14,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:33:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:33:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,677 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:33:14,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 87 [2021-11-20 23:33:14,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 33 [2021-11-20 23:33:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:14,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 39 [2021-11-20 23:33:14,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:33:14,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:33:14,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:14,976 INFO L354 Elim1Store]: treesize reduction 19, result has 56.8 percent of original size [2021-11-20 23:33:14,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2021-11-20 23:33:15,114 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:33:15,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:33:15,373 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:33:15,543 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:33:15,543 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:33:15,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2021-11-20 23:33:15,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706994495] [2021-11-20 23:33:15,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:33:15,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-20 23:33:15,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:33:15,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-20 23:33:15,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2021-11-20 23:33:15,545 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. Second operand has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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) [2021-11-20 23:33:15,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:33:15,652 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2021-11-20 23:33:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 23:33:15,652 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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 14 [2021-11-20 23:33:15,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:33:15,653 INFO L225 Difference]: With dead ends: 41 [2021-11-20 23:33:15,653 INFO L226 Difference]: Without dead ends: 26 [2021-11-20 23:33:15,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=323, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:33:15,654 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 25 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:33:15,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 14 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:33:15,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-20 23:33:15,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 19. [2021-11-20 23:33:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 18 states have internal predecessors, (22), 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) [2021-11-20 23:33:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 22 transitions. [2021-11-20 23:33:15,661 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 22 transitions. Word has length 14 [2021-11-20 23:33:15,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:33:15,662 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 22 transitions. [2021-11-20 23:33:15,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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) [2021-11-20 23:33:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-20 23:33:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-20 23:33:15,663 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:33:15,663 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:33:15,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-20 23:33:15,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-20 23:33:15,881 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:33:15,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:33:15,881 INFO L85 PathProgramCache]: Analyzing trace with hash -72804467, now seen corresponding path program 6 times [2021-11-20 23:33:15,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:33:15,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824047566] [2021-11-20 23:33:15,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:33:15,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:33:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:15,972 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:33:15,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824047566] [2021-11-20 23:33:15,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824047566] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:33:15,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395840766] [2021-11-20 23:33:15,973 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:33:15,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:33:15,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:33:15,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:33:16,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-20 23:33:16,049 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:33:16,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:33:16,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 23:33:16,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:33:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:16,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:33:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:33:16,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395840766] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:33:16,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1300985249] [2021-11-20 23:33:16,165 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:33:16,165 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:33:16,165 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:33:16,166 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:33:16,166 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:33:16,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,303 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:33:16,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:33:16,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:33:16,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:33:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:33:16,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:16,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:16,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:16,633 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:33:16,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 291 treesize of output 293 [2021-11-20 23:33:17,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:33:17,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:33:17,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:33:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:17,235 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:33:17,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 87 [2021-11-20 23:33:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:17,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 33 [2021-11-20 23:33:17,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:17,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 39 [2021-11-20 23:33:17,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:33:17,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:33:17,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:17,559 INFO L354 Elim1Store]: treesize reduction 19, result has 56.8 percent of original size [2021-11-20 23:33:17,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2021-11-20 23:33:17,652 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:33:17,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:33:17,946 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:33:18,099 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:33:18,100 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:33:18,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2021-11-20 23:33:18,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828875721] [2021-11-20 23:33:18,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:33:18,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-20 23:33:18,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:33:18,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-20 23:33:18,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2021-11-20 23:33:18,101 INFO L87 Difference]: Start difference. First operand 19 states and 22 transitions. Second operand has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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) [2021-11-20 23:33:18,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:33:18,205 INFO L93 Difference]: Finished difference Result 23 states and 26 transitions. [2021-11-20 23:33:18,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 23:33:18,206 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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 14 [2021-11-20 23:33:18,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:33:18,207 INFO L225 Difference]: With dead ends: 23 [2021-11-20 23:33:18,207 INFO L226 Difference]: Without dead ends: 17 [2021-11-20 23:33:18,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=365, Unknown=0, NotChecked=0, Total=462 [2021-11-20 23:33:18,208 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 9 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:33:18,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 12 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:33:18,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-11-20 23:33:18,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-11-20 23:33:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 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) [2021-11-20 23:33:18,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-11-20 23:33:18,214 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 19 transitions. Word has length 14 [2021-11-20 23:33:18,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:33:18,214 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-11-20 23:33:18,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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) [2021-11-20 23:33:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-20 23:33:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-20 23:33:18,215 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:33:18,215 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:33:18,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-20 23:33:18,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:33:18,433 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:33:18,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:33:18,435 INFO L85 PathProgramCache]: Analyzing trace with hash 852519669, now seen corresponding path program 7 times [2021-11-20 23:33:18,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:33:18,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220415778] [2021-11-20 23:33:18,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:33:18,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:33:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:33:19,183 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:33:19,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220415778] [2021-11-20 23:33:19,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220415778] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:33:19,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [878034518] [2021-11-20 23:33:19,183 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:33:19,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:33:19,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:33:19,190 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:33:19,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-20 23:33:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:33:19,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-20 23:33:19,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:33:19,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-20 23:33:19,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 23:33:19,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-20 23:33:19,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2021-11-20 23:33:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 30 [2021-11-20 23:33:19,378 INFO L354 Elim1Store]: treesize reduction 76, result has 20.8 percent of original size [2021-11-20 23:33:19,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 67 [2021-11-20 23:33:19,608 INFO L354 Elim1Store]: treesize reduction 168, result has 21.9 percent of original size [2021-11-20 23:33:19,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 116 treesize of output 133 [2021-11-20 23:33:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 39 [2021-11-20 23:33:19,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,803 INFO L354 Elim1Store]: treesize reduction 264, result has 9.0 percent of original size [2021-11-20 23:33:19,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 146 treesize of output 136 [2021-11-20 23:33:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,813 INFO L354 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2021-11-20 23:33:19,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 70 [2021-11-20 23:33:19,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,934 INFO L354 Elim1Store]: treesize reduction 128, result has 2.3 percent of original size [2021-11-20 23:33:19,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 125 treesize of output 126 [2021-11-20 23:33:19,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:19,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 38 [2021-11-20 23:33:20,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:33:20,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 52 [2021-11-20 23:33:20,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:33:20,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 47 [2021-11-20 23:33:20,338 INFO L354 Elim1Store]: treesize reduction 114, result has 16.2 percent of original size [2021-11-20 23:33:20,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 60 treesize of output 49 [2021-11-20 23:33:20,441 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-11-20 23:33:20,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 87 treesize of output 51 [2021-11-20 23:33:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:33:20,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:34:22,600 WARN L227 SmtUtils]: Spent 27.97s on a formula simplification that was a NOOP. DAG size: 206 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:35:07,258 WARN L227 SmtUtils]: Spent 22.25s on a formula simplification that was a NOOP. DAG size: 204 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:36:18,278 WARN L227 SmtUtils]: Spent 39.34s on a formula simplification that was a NOOP. DAG size: 250 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:37:46,847 WARN L227 SmtUtils]: Spent 49.75s on a formula simplification that was a NOOP. DAG size: 254 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:39:11,037 WARN L227 SmtUtils]: Spent 55.80s on a formula simplification that was a NOOP. DAG size: 256 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:39:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:39:11,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [878034518] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:39:11,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1822674858] [2021-11-20 23:39:11,131 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:39:11,131 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:39:11,132 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:39:11,132 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:39:11,132 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:39:11,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:39:11,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,344 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:39:11,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:39:11,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2021-11-20 23:39:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:39:11,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:39:11,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:39:11,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:39:11,695 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:39:11,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 295 treesize of output 297 [2021-11-20 23:39:12,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:39:12,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-11-20 23:39:12,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-20 23:39:12,288 INFO L354 Elim1Store]: treesize reduction 47, result has 44.0 percent of original size [2021-11-20 23:39:12,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 102 [2021-11-20 23:39:12,456 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:39:12,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 57 [2021-11-20 23:39:12,505 INFO L354 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2021-11-20 23:39:12,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 46 [2021-11-20 23:39:12,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:39:12,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:39:12,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:39:12,760 INFO L354 Elim1Store]: treesize reduction 14, result has 58.8 percent of original size [2021-11-20 23:39:12,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2021-11-20 23:39:12,880 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:39:12,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:39:13,036 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:39:13,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:39:13,286 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:39:19,252 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:39:19,252 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:39:19,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2021-11-20 23:39:19,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583900880] [2021-11-20 23:39:19,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:39:19,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-20 23:39:19,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:39:19,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-20 23:39:19,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1478, Unknown=12, NotChecked=0, Total=1640 [2021-11-20 23:39:19,255 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. Second operand has 37 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 37 states have internal predecessors, (41), 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) [2021-11-20 23:39:34,306 WARN L227 SmtUtils]: Spent 8.55s on a formula simplification. DAG size of input: 230 DAG size of output: 25 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:39:52,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:39:54,851 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:39:57,029 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 23:39:59,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:39:59,702 INFO L93 Difference]: Finished difference Result 43 states and 52 transitions. [2021-11-20 23:39:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-11-20 23:39:59,703 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 37 states have internal predecessors, (41), 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 [2021-11-20 23:39:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:39:59,704 INFO L225 Difference]: With dead ends: 43 [2021-11-20 23:39:59,704 INFO L226 Difference]: Without dead ends: 40 [2021-11-20 23:39:59,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 19 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 571 ImplicationChecksByTransitivity, 318.3s TimeCoverageRelationStatistics Valid=199, Invalid=2044, Unknown=13, NotChecked=0, Total=2256 [2021-11-20 23:39:59,707 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 1 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 18 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:39:59,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 44 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 208 Invalid, 2 Unknown, 11 Unchecked, 13.2s Time] [2021-11-20 23:39:59,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-20 23:39:59,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 29. [2021-11-20 23:39:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 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) [2021-11-20 23:39:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2021-11-20 23:39:59,719 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 16 [2021-11-20 23:39:59,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:39:59,719 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2021-11-20 23:39:59,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 37 states have internal predecessors, (41), 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) [2021-11-20 23:39:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-11-20 23:39:59,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-20 23:39:59,720 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:39:59,721 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:39:59,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-20 23:39:59,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:39:59,924 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:39:59,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:39:59,925 INFO L85 PathProgramCache]: Analyzing trace with hash 658058029, now seen corresponding path program 8 times [2021-11-20 23:39:59,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:39:59,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431520554] [2021-11-20 23:39:59,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:39:59,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:39:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:40:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-20 23:40:00,064 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:40:00,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431520554] [2021-11-20 23:40:00,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431520554] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:40:00,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294984807] [2021-11-20 23:40:00,064 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:40:00,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:40:00,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:40:00,072 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:40:00,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 23:40:00,153 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-20 23:40:00,153 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:40:00,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-20 23:40:00,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:40:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-20 23:40:00,267 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:40:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-20 23:40:00,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294984807] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:40:00,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1018233868] [2021-11-20 23:40:00,324 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:40:00,325 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:40:00,325 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:40:00,325 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:40:00,325 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:40:00,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,463 INFO L354 Elim1Store]: treesize reduction 65, result has 32.3 percent of original size [2021-11-20 23:40:00,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 52 [2021-11-20 23:40:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,621 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:40:00,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:40:00,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:40:00,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:00,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:40:01,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:01,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:01,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:01,074 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:40:01,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 291 treesize of output 293 [2021-11-20 23:40:01,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:40:01,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:40:01,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:40:01,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:01,739 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:40:01,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 87 [2021-11-20 23:40:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:01,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 30 [2021-11-20 23:40:01,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:01,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 31 [2021-11-20 23:40:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:01,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-11-20 23:40:01,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:40:01,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:40:02,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:02,077 INFO L354 Elim1Store]: treesize reduction 19, result has 56.8 percent of original size [2021-11-20 23:40:02,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2021-11-20 23:40:02,180 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:40:02,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:40:02,433 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:40:02,627 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:40:02,628 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:40:02,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2021-11-20 23:40:02,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156343590] [2021-11-20 23:40:02,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:40:02,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-20 23:40:02,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:40:02,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-20 23:40:02,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:40:02,630 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 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) [2021-11-20 23:40:02,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:40:02,762 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2021-11-20 23:40:02,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:40:02,763 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 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 17 [2021-11-20 23:40:02,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:40:02,763 INFO L225 Difference]: With dead ends: 54 [2021-11-20 23:40:02,763 INFO L226 Difference]: Without dead ends: 35 [2021-11-20 23:40:02,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=136, Invalid=464, Unknown=0, NotChecked=0, Total=600 [2021-11-20 23:40:02,764 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 19 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:40:02,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 22 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:40:02,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-20 23:40:02,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 28. [2021-11-20 23:40:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 27 states have internal predecessors, (32), 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) [2021-11-20 23:40:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2021-11-20 23:40:02,775 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 17 [2021-11-20 23:40:02,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:40:02,775 INFO L470 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2021-11-20 23:40:02,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 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) [2021-11-20 23:40:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-11-20 23:40:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-20 23:40:02,776 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:40:02,776 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:40:02,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-11-20 23:40:02,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-20 23:40:02,981 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:40:02,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:40:02,981 INFO L85 PathProgramCache]: Analyzing trace with hash -956889772, now seen corresponding path program 9 times [2021-11-20 23:40:02,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:40:02,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276453224] [2021-11-20 23:40:02,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:40:02,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:40:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:40:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:40:03,098 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:40:03,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276453224] [2021-11-20 23:40:03,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276453224] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:40:03,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555086417] [2021-11-20 23:40:03,098 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:40:03,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:40:03,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:40:03,113 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:40:03,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 23:40:03,146 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:40:03,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:40:03,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-20 23:40:03,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:40:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:40:03,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:40:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:40:03,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555086417] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:40:03,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [773336591] [2021-11-20 23:40:03,301 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-20 23:40:03,302 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:40:03,302 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:40:03,302 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:40:03,302 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:40:03,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-20 23:40:03,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,457 INFO L354 Elim1Store]: treesize reduction 65, result has 32.3 percent of original size [2021-11-20 23:40:03,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 52 [2021-11-20 23:40:03,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,574 INFO L354 Elim1Store]: treesize reduction 94, result has 27.7 percent of original size [2021-11-20 23:40:03,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 69 [2021-11-20 23:40:03,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-20 23:40:03,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:03,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:03,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:03,893 INFO L354 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2021-11-20 23:40:03,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 295 treesize of output 297 [2021-11-20 23:40:04,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-20 23:40:04,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-11-20 23:40:04,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-20 23:40:04,589 INFO L354 Elim1Store]: treesize reduction 47, result has 44.0 percent of original size [2021-11-20 23:40:04,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 102 [2021-11-20 23:40:04,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2021-11-20 23:40:04,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2021-11-20 23:40:04,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:04,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 22 [2021-11-20 23:40:04,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:04,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 32 [2021-11-20 23:40:04,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-11-20 23:40:04,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-11-20 23:40:05,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:05,039 INFO L354 Elim1Store]: treesize reduction 19, result has 56.8 percent of original size [2021-11-20 23:40:05,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 34 [2021-11-20 23:40:05,165 INFO L354 Elim1Store]: treesize reduction 26, result has 63.4 percent of original size [2021-11-20 23:40:05,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 54 [2021-11-20 23:40:05,475 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:40:05,721 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:40:05,722 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:40:05,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2021-11-20 23:40:05,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836837387] [2021-11-20 23:40:05,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:40:05,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-20 23:40:05,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:40:05,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-20 23:40:05,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:40:05,724 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand has 17 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 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) [2021-11-20 23:40:05,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:40:05,875 INFO L93 Difference]: Finished difference Result 32 states and 36 transitions. [2021-11-20 23:40:05,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 23:40:05,876 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 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 18 [2021-11-20 23:40:05,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:40:05,876 INFO L225 Difference]: With dead ends: 32 [2021-11-20 23:40:05,877 INFO L226 Difference]: Without dead ends: 25 [2021-11-20 23:40:05,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=133, Invalid=517, Unknown=0, NotChecked=0, Total=650 [2021-11-20 23:40:05,878 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:40:05,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 14 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:40:05,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-20 23:40:05,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 20. [2021-11-20 23:40:05,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 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) [2021-11-20 23:40:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2021-11-20 23:40:05,887 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 18 [2021-11-20 23:40:05,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:40:05,887 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-11-20 23:40:05,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 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) [2021-11-20 23:40:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2021-11-20 23:40:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-20 23:40:05,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:40:05,889 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:40:05,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-20 23:40:06,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-20 23:40:06,101 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:40:06,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:40:06,101 INFO L85 PathProgramCache]: Analyzing trace with hash 400940206, now seen corresponding path program 10 times [2021-11-20 23:40:06,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:40:06,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009019662] [2021-11-20 23:40:06,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:40:06,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:40:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:40:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:40:07,531 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:40:07,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009019662] [2021-11-20 23:40:07,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009019662] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:40:07,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212682692] [2021-11-20 23:40:07,531 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:40:07,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:40:07,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:40:07,532 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:40:07,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3232967a-d41e-4381-a0e3-85d1f5e2f482/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 23:40:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:40:07,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-20 23:40:07,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:40:07,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 23:40:07,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-20 23:40:07,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-20 23:40:07,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-20 23:40:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-20 23:40:07,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-11-20 23:40:07,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:07,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 134 [2021-11-20 23:40:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:07,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 74 [2021-11-20 23:40:08,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:08,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 140 [2021-11-20 23:40:08,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 44 [2021-11-20 23:40:08,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:08,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 146 [2021-11-20 23:40:08,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 57 [2021-11-20 23:40:08,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2021-11-20 23:40:08,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2021-11-20 23:40:08,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:08,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 62 [2021-11-20 23:40:08,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:40:08,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:40:08,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 69 [2021-11-20 23:40:08,895 INFO L354 Elim1Store]: treesize reduction 152, result has 16.0 percent of original size [2021-11-20 23:40:08,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 67 treesize of output 59 [2021-11-20 23:40:08,981 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-20 23:40:08,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 51 [2021-11-20 23:40:09,034 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:40:09,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:42:16,553 WARN L227 SmtUtils]: Spent 1.11m on a formula simplification that was a NOOP. DAG size: 252 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:44:00,796 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse167 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse85 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse86 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse167))) (let ((.cse87 (select .cse85 .cse86))) (let ((.cse88 (= .cse87 1)) (.cse1 (* 2 c_~N~0)) (.cse8 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12 .cse167)) (.cse35 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8 .cse167)) (.cse84 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse167 4))) (and (or (let ((.cse83 (store .cse85 .cse86 (+ .cse87 1)))) (let ((.cse82 (select .cse83 .cse84))) (let ((.cse55 (store .cse83 .cse84 (+ (- 1) .cse82))) (.cse34 (store .cse83 .cse84 (+ .cse82 1)))) (let ((.cse36 (select .cse34 .cse35)) (.cse56 (select .cse55 .cse35))) (let ((.cse66 (store .cse55 .cse35 (+ (- 1) .cse56))) (.cse12 (store .cse34 .cse35 (+ (- 1) .cse36)))) (let ((.cse14 (select .cse12 .cse13)) (.cse57 (= .cse82 1)) (.cse67 (select .cse66 .cse13))) (let ((.cse58 (= .cse67 1)) (.cse37 (= .cse56 1)) (.cse15 (not .cse57)) (.cse0 (= .cse14 1)) (.cse16 (= .cse36 1))) (and (or .cse0 (= .cse1 (let ((.cse11 (store .cse12 .cse13 (+ (- 1) .cse14)))) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse11))) (let ((.cse4 (select .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse6 (select .cse11 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse7 (select .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse5 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse5 .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse5 .cse6 .cse7)))))))) .cse15 .cse16) (or (let ((.cse24 (store .cse34 .cse35 (+ .cse36 1)))) (let ((.cse25 (select .cse24 .cse13))) (let ((.cse26 (= .cse25 1))) (and (or (= .cse1 (let ((.cse23 (store .cse24 .cse13 (+ .cse25 1)))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse21 (select .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse18 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (select .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse17 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse18 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse17 .cse18 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse17 .cse18 .cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse17 .cse18 .cse19 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse22)))))))) (not .cse26)) (or (= .cse1 (let ((.cse33 (store .cse24 .cse13 (+ (- 1) .cse25)))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse33))) (let ((.cse31 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse28 (select .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse29 (select .cse33 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse27 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse28 .cse29))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse32 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse28 .cse29))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse27 .cse28 .cse29 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse28 .cse29 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse32)))))))) .cse26))))) (not .cse16) .cse15) (or (not .cse37) (let ((.cse45 (store .cse55 .cse35 (+ .cse56 1)))) (let ((.cse46 (select .cse45 .cse13))) (let ((.cse47 (= .cse46 1))) (and (or (= .cse1 (let ((.cse44 (store .cse45 .cse13 (+ (- 1) .cse46)))) (let ((.cse39 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse44))) (let ((.cse40 (select .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (select .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse43 (select .cse44 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse41 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse38 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse38 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse41 .cse42 .cse43)))))))) .cse47) (or (not .cse47) (= .cse1 (let ((.cse54 (store .cse45 .cse13 (+ .cse46 1)))) (let ((.cse50 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse54))) (let ((.cse51 (select .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse52 (select .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse53 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse49 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse48 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse49 .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse48 .cse49 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse48 .cse49 .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse52 .cse53))))))))))))) .cse57) (or .cse37 (not .cse58) (= .cse1 (let ((.cse65 (store .cse66 .cse13 (+ .cse67 1)))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse65))) (let ((.cse60 (select .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse63 (select .cse65 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse64 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse61 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse62 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse61 .cse62 .cse63 .cse64)))))))) .cse57) (or .cse58 .cse37 (= .cse1 (let ((.cse74 (store .cse66 .cse13 (+ (- 1) .cse67)))) (let ((.cse72 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse74))) (let ((.cse73 (select .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse69 (select .cse74 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse71 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse70 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse68 .cse69 .cse70 .cse71 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))))))))) .cse57) (or (= .cse1 (let ((.cse81 (store .cse12 .cse13 (+ .cse14 1)))) (let ((.cse75 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse81))) (let ((.cse76 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse77 (select .cse81 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse78 (select .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse79 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse80 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse77 .cse78 .cse79 .cse80)))))))) .cse15 (not .cse0) .cse16))))))))) (not .cse88)) (or .cse88 (let ((.cse166 (store .cse85 .cse86 (+ (- 1) .cse87)))) (let ((.cse165 (select .cse166 .cse84))) (let ((.cse138 (store .cse166 .cse84 (+ (- 1) .cse165))) (.cse108 (store .cse166 .cse84 (+ .cse165 1)))) (let ((.cse109 (select .cse108 .cse35)) (.cse139 (select .cse138 .cse35))) (let ((.cse148 (store .cse138 .cse35 (+ (- 1) .cse139))) (.cse117 (store .cse108 .cse35 (+ (- 1) .cse109)))) (let ((.cse120 (= .cse165 1)) (.cse118 (select .cse117 .cse13)) (.cse149 (select .cse148 .cse13))) (let ((.cse150 (= .cse149 1)) (.cse140 (= .cse139 1)) (.cse119 (= 1 .cse118)) (.cse89 (= .cse109 1)) (.cse90 (not .cse120))) (and (or (not .cse89) .cse90 (let ((.cse99 (store .cse108 .cse35 (+ .cse109 1)))) (let ((.cse100 (select .cse99 .cse13))) (let ((.cse91 (= .cse100 1))) (and (or (not .cse91) (= .cse1 (let ((.cse98 (store .cse99 .cse13 (+ .cse100 1)))) (let ((.cse92 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse98))) (let ((.cse93 (select .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse96 (select .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse97 (select .cse98 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse94 (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse95 (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse94 .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse94 .cse95 .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse94 .cse95 .cse96 .cse97))))))))) (or .cse91 (= .cse1 (let ((.cse107 (store .cse99 .cse13 (+ (- 1) .cse100)))) (let ((.cse102 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse107))) (let ((.cse103 (select .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse105 (select .cse107 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse106 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse104 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse101 .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse101 .cse104 .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse104 .cse105 .cse106)))))))))))))) (or (= .cse1 (let ((.cse116 (store .cse117 .cse13 (+ 1 .cse118)))) (let ((.cse111 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse116))) (let ((.cse112 (select .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse114 (select .cse116 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse115 (select .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse113 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse110 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse110 .cse113 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse113 .cse114 .cse115)))))))) (not .cse119) .cse89 .cse90) (or .cse120 (let ((.cse129 (store .cse138 .cse35 (+ .cse139 1)))) (let ((.cse130 (select .cse129 .cse13))) (let ((.cse121 (= .cse130 1))) (and (or .cse121 (= .cse1 (let ((.cse128 (store .cse129 .cse13 (+ (- 1) .cse130)))) (let ((.cse125 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse128))) (let ((.cse126 (select .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse122 (select .cse128 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse123 (select .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse127 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse124 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse122 .cse123 .cse124 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123 .cse124 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse127))))))))) (or (= .cse1 (let ((.cse137 (store .cse129 .cse13 (+ .cse130 1)))) (let ((.cse133 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse137))) (let ((.cse134 (select .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse131 (select .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse132 (select .cse137 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse135 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse136 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132 .cse135))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse131 .cse132 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132 .cse135 .cse136))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse135 .cse136)))))))) (not .cse121)))))) (not .cse140)) (or .cse120 (= .cse1 (let ((.cse147 (store .cse148 .cse13 (+ (- 1) .cse149)))) (let ((.cse142 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse147))) (let ((.cse143 (select .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse141 (select .cse147 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse146 (select .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse145 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse144 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse145 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse141 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse144 .cse145 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse144 .cse145 .cse146)))))))) .cse140 .cse150) (or .cse120 (= .cse1 (let ((.cse157 (store .cse148 .cse13 (+ .cse149 1)))) (let ((.cse151 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse157))) (let ((.cse152 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse155 (select .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse156 (select .cse157 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse154 (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse153 (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse154 .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse153 .cse154 .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse153 .cse154 .cse155 .cse156)))))))) (not .cse150) .cse140) (or .cse119 .cse89 .cse90 (= .cse1 (let ((.cse164 (store .cse117 .cse13 (+ (- 1) .cse118)))) (let ((.cse161 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse164))) (let ((.cse162 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse158 (select .cse164 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse163 (select .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse159 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse160 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse158 .cse159 .cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse159 .cse160 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse163))))))))))))))))))))))) is different from false [2021-11-20 23:44:02,820 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse167 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse85 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse86 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse167))) (let ((.cse87 (select .cse85 .cse86))) (let ((.cse88 (= .cse87 1)) (.cse1 (* 2 c_~N~0)) (.cse8 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12 .cse167)) (.cse35 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8 .cse167)) (.cse84 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse167 4))) (and (or (let ((.cse83 (store .cse85 .cse86 (+ .cse87 1)))) (let ((.cse82 (select .cse83 .cse84))) (let ((.cse55 (store .cse83 .cse84 (+ (- 1) .cse82))) (.cse34 (store .cse83 .cse84 (+ .cse82 1)))) (let ((.cse36 (select .cse34 .cse35)) (.cse56 (select .cse55 .cse35))) (let ((.cse66 (store .cse55 .cse35 (+ (- 1) .cse56))) (.cse12 (store .cse34 .cse35 (+ (- 1) .cse36)))) (let ((.cse14 (select .cse12 .cse13)) (.cse57 (= .cse82 1)) (.cse67 (select .cse66 .cse13))) (let ((.cse58 (= .cse67 1)) (.cse37 (= .cse56 1)) (.cse15 (not .cse57)) (.cse0 (= .cse14 1)) (.cse16 (= .cse36 1))) (and (or .cse0 (= .cse1 (let ((.cse11 (store .cse12 .cse13 (+ (- 1) .cse14)))) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse11))) (let ((.cse4 (select .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse6 (select .cse11 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse7 (select .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse5 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse5 .cse6 .cse7))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse5 .cse6 .cse7)))))))) .cse15 .cse16) (or (let ((.cse24 (store .cse34 .cse35 (+ .cse36 1)))) (let ((.cse25 (select .cse24 .cse13))) (let ((.cse26 (= .cse25 1))) (and (or (= .cse1 (let ((.cse23 (store .cse24 .cse13 (+ .cse25 1)))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse21 (select .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse18 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (select .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse17 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse18 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse17 .cse18 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse17 .cse18 .cse19 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse17 .cse18 .cse19 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse22)))))))) (not .cse26)) (or (= .cse1 (let ((.cse33 (store .cse24 .cse13 (+ (- 1) .cse25)))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse33))) (let ((.cse31 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse28 (select .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse29 (select .cse33 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse27 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse28 .cse29))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse32 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse28 .cse29))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse27 .cse28 .cse29 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse28 .cse29 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse32)))))))) .cse26))))) (not .cse16) .cse15) (or (not .cse37) (let ((.cse45 (store .cse55 .cse35 (+ .cse56 1)))) (let ((.cse46 (select .cse45 .cse13))) (let ((.cse47 (= .cse46 1))) (and (or (= .cse1 (let ((.cse44 (store .cse45 .cse13 (+ (- 1) .cse46)))) (let ((.cse39 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse44))) (let ((.cse40 (select .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (select .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse43 (select .cse44 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse41 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse38 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse38 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse41 .cse42 .cse43)))))))) .cse47) (or (not .cse47) (= .cse1 (let ((.cse54 (store .cse45 .cse13 (+ .cse46 1)))) (let ((.cse50 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse54))) (let ((.cse51 (select .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse52 (select .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse53 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse49 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse48 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse49 .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse48 .cse49 (select (select (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse48 .cse49 .cse52 .cse53))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse52 .cse53))))))))))))) .cse57) (or .cse37 (not .cse58) (= .cse1 (let ((.cse65 (store .cse66 .cse13 (+ .cse67 1)))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse65))) (let ((.cse60 (select .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse63 (select .cse65 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse64 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse61 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse62 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse61 .cse62 .cse63 .cse64)))))))) .cse57) (or .cse58 .cse37 (= .cse1 (let ((.cse74 (store .cse66 .cse13 (+ (- 1) .cse67)))) (let ((.cse72 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse74))) (let ((.cse73 (select .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse69 (select .cse74 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse71 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse70 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse68 .cse69 .cse70 .cse71 (select (select (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse73 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))))))))) .cse57) (or (= .cse1 (let ((.cse81 (store .cse12 .cse13 (+ .cse14 1)))) (let ((.cse75 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse81))) (let ((.cse76 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse77 (select .cse81 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse78 (select .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse79 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse80 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse77 .cse78 .cse79 .cse80)))))))) .cse15 (not .cse0) .cse16))))))))) (not .cse88)) (or .cse88 (let ((.cse166 (store .cse85 .cse86 (+ (- 1) .cse87)))) (let ((.cse165 (select .cse166 .cse84))) (let ((.cse138 (store .cse166 .cse84 (+ (- 1) .cse165))) (.cse108 (store .cse166 .cse84 (+ .cse165 1)))) (let ((.cse109 (select .cse108 .cse35)) (.cse139 (select .cse138 .cse35))) (let ((.cse148 (store .cse138 .cse35 (+ (- 1) .cse139))) (.cse117 (store .cse108 .cse35 (+ (- 1) .cse109)))) (let ((.cse120 (= .cse165 1)) (.cse118 (select .cse117 .cse13)) (.cse149 (select .cse148 .cse13))) (let ((.cse150 (= .cse149 1)) (.cse140 (= .cse139 1)) (.cse119 (= 1 .cse118)) (.cse89 (= .cse109 1)) (.cse90 (not .cse120))) (and (or (not .cse89) .cse90 (let ((.cse99 (store .cse108 .cse35 (+ .cse109 1)))) (let ((.cse100 (select .cse99 .cse13))) (let ((.cse91 (= .cse100 1))) (and (or (not .cse91) (= .cse1 (let ((.cse98 (store .cse99 .cse13 (+ .cse100 1)))) (let ((.cse92 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse98))) (let ((.cse93 (select .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse96 (select .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse97 (select .cse98 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse94 (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse95 (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse94 .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse93 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse94 .cse95 .cse96 .cse97))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse94 .cse95 .cse96 .cse97))))))))) (or .cse91 (= .cse1 (let ((.cse107 (store .cse99 .cse13 (+ (- 1) .cse100)))) (let ((.cse102 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse107))) (let ((.cse103 (select .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse105 (select .cse107 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse106 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse104 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse101 .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse101 .cse104 .cse105 .cse106))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse104 .cse105 .cse106)))))))))))))) (or (= .cse1 (let ((.cse116 (store .cse117 .cse13 (+ 1 .cse118)))) (let ((.cse111 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse116))) (let ((.cse112 (select .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse114 (select .cse116 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse115 (select .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse113 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse110 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse110 .cse113 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse113 .cse114 .cse115)))))))) (not .cse119) .cse89 .cse90) (or .cse120 (let ((.cse129 (store .cse138 .cse35 (+ .cse139 1)))) (let ((.cse130 (select .cse129 .cse13))) (let ((.cse121 (= .cse130 1))) (and (or .cse121 (= .cse1 (let ((.cse128 (store .cse129 .cse13 (+ (- 1) .cse130)))) (let ((.cse125 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse128))) (let ((.cse126 (select .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse122 (select .cse128 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse123 (select .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse127 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse124 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse122 .cse123 .cse124 (select (select (store .cse125 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse122 .cse123 .cse124 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse127))))))))) (or (= .cse1 (let ((.cse137 (store .cse129 .cse13 (+ .cse130 1)))) (let ((.cse133 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse137))) (let ((.cse134 (select .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse131 (select .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse132 (select .cse137 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse135 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse136 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132 .cse135))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse131 .cse132 (select (select (store .cse133 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse134 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse131 .cse132 .cse135 .cse136))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse135 .cse136)))))))) (not .cse121)))))) (not .cse140)) (or .cse120 (= .cse1 (let ((.cse147 (store .cse148 .cse13 (+ (- 1) .cse149)))) (let ((.cse142 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse147))) (let ((.cse143 (select .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse141 (select .cse147 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse146 (select .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse145 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse144 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse145 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse141 (select (select (store .cse142 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse143 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse141 .cse144 .cse145 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse144 .cse145 .cse146)))))))) .cse140 .cse150) (or .cse120 (= .cse1 (let ((.cse157 (store .cse148 .cse13 (+ .cse149 1)))) (let ((.cse151 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse157))) (let ((.cse152 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse155 (select .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse156 (select .cse157 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse154 (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse153 (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse154 .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ (select (select (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse152 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse153 .cse154 .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse153 .cse154 .cse155 .cse156)))))))) (not .cse150) .cse140) (or .cse119 .cse89 .cse90 (= .cse1 (let ((.cse164 (store .cse117 .cse13 (+ (- 1) .cse118)))) (let ((.cse161 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse164))) (let ((.cse162 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse158 (select .cse164 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse163 (select .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse159 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse160 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (+ .cse158 .cse159 .cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse158 .cse159 .cse160 .cse163))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8) .cse163))))))))))))))))))))))) is different from true [2021-11-20 23:44:36,801 WARN L860 $PredicateComparison]: unable to prove that (or (let ((.cse83 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse84 (select .cse83 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse4 (* 2 c_~N~0)) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse12 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse13 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse0 (= .cse84 1))) (and (or .cse0 (let ((.cse82 (store .cse83 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse84 (- 1))))) (let ((.cse81 (select .cse82 .cse13))) (let ((.cse65 (store .cse82 .cse13 (+ (- 1) .cse81))) (.cse46 (store .cse82 .cse13 (+ .cse81 1)))) (let ((.cse47 (select .cse46 .cse12)) (.cse66 (select .cse65 .cse12))) (let ((.cse25 (store .cse65 .cse12 (+ (- 1) .cse66))) (.cse15 (store .cse46 .cse12 (+ (- 1) .cse47)))) (let ((.cse16 (select .cse15 .cse11)) (.cse27 (= .cse81 1)) (.cse26 (select .cse25 .cse11))) (let ((.cse17 (= .cse66 1)) (.cse28 (= .cse26 1)) (.cse2 (= .cse47 1)) (.cse3 (not .cse27)) (.cse1 (= .cse16 1))) (and (or (not .cse1) .cse2 .cse3 (= .cse4 (let ((.cse14 (store .cse15 .cse11 (+ .cse16 1)))) (let ((.cse6 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse14))) (let ((.cse7 (select .cse6 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse8 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse10 (select .cse14 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse9 (select (select (store .cse6 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse8 .cse10))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse5 (select (select (store .cse6 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse8 .cse9 .cse10))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse5 (select (select (store .cse6 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 .cse8 .cse9 .cse10))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse8 .cse9 .cse10))))))))) (or .cse17 (= .cse4 (let ((.cse24 (store .cse25 .cse11 (+ (- 1) .cse26)))) (let ((.cse19 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse24))) (let ((.cse20 (select .cse19 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse21 (select .cse24 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse23 (select .cse20 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse18 (select (select (store .cse19 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse21 .cse23))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse22 (select (select (store .cse19 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse18 .cse21 .cse23))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse18 (select (select (store .cse19 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse18 .cse21 .cse22 .cse23))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse21 .cse22 .cse23)))))))) .cse27 .cse28) (or (not .cse2) .cse3 (let ((.cse37 (store .cse46 .cse12 (+ .cse47 1)))) (let ((.cse38 (select .cse37 .cse11))) (let ((.cse29 (= .cse38 1))) (and (or (not .cse29) (= .cse4 (let ((.cse36 (store .cse37 .cse11 (+ .cse38 1)))) (let ((.cse31 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse36))) (let ((.cse32 (select .cse31 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse34 (select .cse32 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse35 (select .cse36 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse33 (select (select (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse34 .cse35))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse33 .cse34 .cse35))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse33 .cse34 .cse35))))))))) (or .cse29 (= .cse4 (let ((.cse45 (store .cse37 .cse11 (+ .cse38 (- 1))))) (let ((.cse39 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse45))) (let ((.cse40 (select .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (select .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse44 (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse41 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse44))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse43 (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse44))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ (select (select (store .cse39 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse40 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse43 .cse44))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse41 .cse42 .cse43 .cse44)))))))))))))) (or (let ((.cse56 (store .cse65 .cse12 (+ .cse66 1)))) (let ((.cse57 (select .cse56 .cse11))) (let ((.cse48 (= .cse57 1))) (and (or .cse48 (= .cse4 (let ((.cse55 (store .cse56 .cse11 (+ (- 1) .cse57)))) (let ((.cse51 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse55))) (let ((.cse52 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse49 (select .cse55 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse50 (select .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse54 (select (select (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse49 .cse50))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse53 (select (select (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse49 .cse50 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse49 .cse50 (select (select (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse49 .cse50 .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse53 .cse54))))))))) (or (not .cse48) (= .cse4 (let ((.cse64 (store .cse56 .cse11 (+ .cse57 1)))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse64))) (let ((.cse60 (select .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse58 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse61 (select .cse64 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse62 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse61))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse63 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse61 .cse62))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse58 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse61 .cse62 .cse63))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse61 .cse62 .cse63))))))))))))) .cse27 (not .cse17)) (or .cse17 (= .cse4 (let ((.cse73 (store .cse25 .cse11 (+ .cse26 1)))) (let ((.cse71 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse72 (select .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse68 (select .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse69 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse70 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse67 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse67 .cse68 .cse69 .cse70 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse67 .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))))))))) (not .cse28) .cse27) (or (= .cse4 (let ((.cse80 (store .cse15 .cse11 (+ (- 1) .cse16)))) (let ((.cse76 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse80))) (let ((.cse77 (select .cse76 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse74 (select .cse77 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse75 (select .cse80 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse79 (select (select (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse74 .cse75))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse78 (select (select (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse74 .cse75 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse74 .cse75 (select (select (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse74 .cse75 .cse78 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse78 .cse79)))))))) .cse2 .cse3 .cse1)))))))))) (or (let ((.cse162 (store .cse83 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse84 1)))) (let ((.cse161 (select .cse162 .cse13))) (let ((.cse159 (store .cse162 .cse13 (+ .cse161 1))) (.cse126 (store .cse162 .cse13 (+ (- 1) .cse161)))) (let ((.cse127 (select .cse126 .cse12)) (.cse160 (select .cse159 .cse12))) (let ((.cse106 (store .cse159 .cse12 (+ (- 1) .cse160))) (.cse92 (store .cse126 .cse12 (+ (- 1) .cse127)))) (let ((.cse96 (= .cse161 1)) (.cse93 (select .cse92 .cse11)) (.cse107 (select .cse106 .cse11))) (let ((.cse108 (= .cse107 1)) (.cse95 (= .cse93 1)) (.cse94 (= .cse127 1)) (.cse98 (= .cse160 1)) (.cse97 (not .cse96))) (and (or (= .cse4 (let ((.cse91 (store .cse92 .cse11 (+ (- 1) .cse93)))) (let ((.cse89 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse91))) (let ((.cse90 (select .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse85 (select .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse88 (select .cse91 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse87 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse86 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse85 .cse86 .cse87 .cse88 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))))))))) .cse94 .cse95 .cse96) (or .cse97 .cse98 (= .cse4 (let ((.cse105 (store .cse106 .cse11 (+ (- 1) .cse107)))) (let ((.cse100 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse105))) (let ((.cse101 (select .cse100 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse99 (select .cse101 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse102 (select .cse105 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse103 (select (select (store .cse100 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse101 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse99 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse104 (select (select (store .cse100 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse101 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse99 .cse102 .cse103))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse99 (select (select (store .cse100 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse101 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse99 .cse102 .cse103 .cse104))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse102 .cse103 .cse104)))))))) .cse108) (or (not .cse94) (let ((.cse117 (store .cse126 .cse12 (+ .cse127 1)))) (let ((.cse118 (select .cse117 .cse11))) (let ((.cse109 (= .cse118 1))) (and (or .cse109 (= .cse4 (let ((.cse116 (store .cse117 .cse11 (+ (- 1) .cse118)))) (let ((.cse111 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse116))) (let ((.cse112 (select .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse113 (select .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse114 (select .cse116 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse115 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse113 .cse114))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse113 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse110 (select (select (store .cse111 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse112 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse110 .cse113 .cse114 .cse115))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse113 .cse114 .cse115))))))))) (or (= .cse4 (let ((.cse125 (store .cse117 .cse11 (+ .cse118 1)))) (let ((.cse123 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse125))) (let ((.cse124 (select .cse123 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse119 (select .cse125 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse122 (select .cse124 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse121 (select (select (store .cse123 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse124 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse119 .cse122))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse120 (select (select (store .cse123 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse124 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse119 .cse121 .cse122))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse119 .cse120 .cse121 .cse122 (select (select (store .cse123 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse124 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse119 .cse120 .cse121 .cse122))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))))))))) (not .cse109)))))) .cse96) (or (= .cse4 (let ((.cse134 (store .cse106 .cse11 (+ .cse107 1)))) (let ((.cse128 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse134))) (let ((.cse129 (select .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse130 (select .cse134 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse131 (select .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse133 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse130 .cse131))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse132 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse130 .cse131 .cse133))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse130 .cse131 .cse132 .cse133))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse130 .cse131 .cse132 .cse133)))))))) .cse97 .cse98 (not .cse108)) (or (not .cse95) .cse94 (= .cse4 (let ((.cse141 (store .cse92 .cse11 (+ .cse93 1)))) (let ((.cse136 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse141))) (let ((.cse137 (select .cse136 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse138 (select .cse137 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse140 (select .cse141 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse139 (select (select (store .cse136 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse137 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse138 .cse140))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse135 (select (select (store .cse136 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse137 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse138 .cse139 .cse140))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse135 (select (select (store .cse136 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse137 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse135 .cse138 .cse139 .cse140))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse138 .cse139 .cse140)))))))) .cse96) (or (let ((.cse150 (store .cse159 .cse12 (+ .cse160 1)))) (let ((.cse151 (select .cse150 .cse11))) (let ((.cse142 (= .cse151 1))) (and (or .cse142 (= .cse4 (let ((.cse149 (store .cse150 .cse11 (+ (- 1) .cse151)))) (let ((.cse147 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse149))) (let ((.cse148 (select .cse147 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse143 (select .cse149 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse144 (select .cse148 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse145 (select (select (store .cse147 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse148 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse143 .cse144))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse146 (select (select (store .cse147 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse148 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse143 .cse144 .cse145))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse143 .cse144 .cse145 .cse146 (select (select (store .cse147 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse148 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse143 .cse144 .cse145 .cse146))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11)))))))))) (or (not .cse142) (= .cse4 (let ((.cse158 (store .cse150 .cse11 (+ .cse151 1)))) (let ((.cse153 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse158))) (let ((.cse154 (select .cse153 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse152 (select .cse154 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse155 (select .cse158 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse157 (select (select (store .cse153 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse154 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse152 .cse155))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse13))) (let ((.cse156 (select (select (store .cse153 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse154 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse152 .cse155 .cse157))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse152 (select (select (store .cse153 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse154 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse152 .cse155 .cse156 .cse157))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse155 .cse156 .cse157))))))))))))) (not .cse98) .cse97))))))))) (not .cse0)))))) (< |c_ULTIMATE.start_main_~i~0#1| c_~N~0)) is different from true [2021-11-20 23:45:48,770 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse94 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) 1))) (let ((.cse95 (select .cse94 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse96 (= .cse95 1)) (.cse1 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (or (let ((.cse93 (store .cse94 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse95 1)))) (let ((.cse92 (select .cse93 .cse11))) (let ((.cse46 (store .cse93 .cse11 (+ .cse92 1))) (.cse23 (store .cse93 .cse11 (+ (- 1) .cse92)))) (let ((.cse24 (select .cse23 .cse10)) (.cse47 (select .cse46 .cse10))) (let ((.cse58 (store .cse46 .cse10 (+ (- 1) .cse47))) (.cse70 (store .cse23 .cse10 (+ (- 1) .cse24)))) (let ((.cse71 (select .cse70 .cse9)) (.cse59 (select .cse58 .cse9)) (.cse25 (= .cse92 1))) (let ((.cse48 (= .cse47 1)) (.cse49 (not .cse25)) (.cse60 (= .cse59 1)) (.cse26 (= .cse24 1)) (.cse61 (= 1 .cse71))) (and (or (let ((.cse13 (store .cse23 .cse10 (+ .cse24 1)))) (let ((.cse14 (select .cse13 .cse9))) (let ((.cse0 (= .cse14 1))) (and (or (not .cse0) (let ((.cse12 (store .cse13 .cse9 (+ .cse14 1)))) (let ((.cse7 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse12))) (let ((.cse8 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse2 (select .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse6 (select .cse12 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse3 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse5 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse4 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse5 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse2 .cse3 .cse4 .cse5 .cse6) 2)) (<= (div (+ (- 1) .cse2 .cse3 .cse4 .cse5 .cse6) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or (let ((.cse22 (store .cse13 .cse9 (+ (- 1) .cse14)))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse22))) (let ((.cse21 (select .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse15 (select .cse22 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse19 (select .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse17 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse16 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse17 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse18 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16 .cse17 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse15 .cse16 .cse17 .cse18 .cse19) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse15 .cse16 .cse17 .cse18 .cse19) 2)))))))))) .cse0))))) .cse25 (not .cse26)) (or (let ((.cse36 (store .cse46 .cse10 (+ .cse47 1)))) (let ((.cse37 (select .cse36 .cse9))) (let ((.cse27 (= .cse37 1))) (and (or (not .cse27) (let ((.cse35 (store .cse36 .cse9 (+ .cse37 1)))) (let ((.cse33 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse35))) (let ((.cse34 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse29 (select .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse32 (select .cse35 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse30 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse28 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 .cse30 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse31 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse28 .cse29 .cse30 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ .cse28 (- 1) .cse29 .cse30 .cse31 .cse32) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse28 .cse29 .cse30 .cse31 .cse32) 2))))))))))) (or (let ((.cse45 (store .cse36 .cse9 (+ (- 1) .cse37)))) (let ((.cse43 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse45))) (let ((.cse44 (select .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse38 (select .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse39 (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse42 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse40 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39 .cse42))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse41 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39 .cse40 .cse42))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ .cse38 (- 1) .cse39 .cse40 .cse41 .cse42) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse38 .cse39 .cse40 .cse41 .cse42) 2)))))))))) .cse27))))) (not .cse48) .cse49) (or (let ((.cse57 (store .cse58 .cse9 (+ .cse59 1)))) (let ((.cse55 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57))) (let ((.cse56 (select .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse50 (select .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse54 (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse51 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse52 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse53 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse52 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse50 .cse51 .cse52 .cse53 .cse54) 2)) (<= (div (+ .cse50 (- 1) .cse51 .cse52 .cse53 .cse54) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse48 .cse49 (not .cse60)) (or .cse26 .cse25 (not .cse61) (let ((.cse69 (store .cse70 .cse9 (+ 1 .cse71)))) (let ((.cse67 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse69))) (let ((.cse68 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse62 (select .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse66 (select .cse69 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse65 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse64 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse65 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse63 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse64 .cse65 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse62 .cse63 .cse64 .cse65 .cse66) 2)) (<= (div (+ (- 1) .cse62 .cse63 .cse64 .cse65 .cse66) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or .cse48 (let ((.cse79 (store .cse58 .cse9 (+ (- 1) .cse59)))) (let ((.cse77 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse79))) (let ((.cse78 (select .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse73 (select .cse79 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse74 (select .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse73 .cse74))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse75 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse72 .cse73 .cse74))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse76 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse72 .cse73 .cse74 .cse75))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse72 .cse73 .cse74 .cse75 .cse76) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse72 .cse73 .cse74 .cse75 .cse76) 2)))))))))) .cse49 .cse60) (or .cse26 .cse25 (let ((.cse91 (store .cse70 .cse9 (+ (- 1) .cse71)))) (let ((.cse89 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse91))) (let ((.cse90 (select .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse87 (select .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse91 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse85 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse88 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse80 (* (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse88 .cse86 .cse85))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9) (- 1))) (.cse81 (* .cse88 (- 1))) (.cse82 (* .cse87 (- 1))) (.cse83 (* .cse86 (- 1))) (.cse84 (* .cse85 (- 1)))) (and (<= (div (+ .cse80 .cse81 .cse82 .cse83 .cse84) (- 2)) .cse1) (<= (+ 2 |c_ULTIMATE.start_main_~i~0#1|) (div (+ (- 1) .cse80 .cse81 .cse82 .cse83 .cse84) (- 2))))))))))) .cse61))))))))) (not .cse96)) (or .cse96 (let ((.cse182 (store .cse94 |c_ULTIMATE.start_main_~a~0#1.offset| (+ (- 1) .cse95)))) (let ((.cse181 (select .cse182 .cse11))) (let ((.cse163 (store .cse182 .cse11 (+ .cse181 1))) (.cse129 (store .cse182 .cse11 (+ (- 1) .cse181)))) (let ((.cse130 (select .cse129 .cse10)) (.cse164 (select .cse163 .cse10))) (let ((.cse142 (store .cse163 .cse10 (+ (- 1) .cse164))) (.cse105 (store .cse129 .cse10 (+ (- 1) .cse130)))) (let ((.cse106 (select .cse105 .cse9)) (.cse109 (= .cse181 1)) (.cse143 (select .cse142 .cse9))) (let ((.cse133 (= .cse143 1)) (.cse131 (not .cse109)) (.cse132 (= 1 .cse164)) (.cse107 (= .cse130 1)) (.cse108 (= .cse106 1))) (and (or (let ((.cse104 (store .cse105 .cse9 (+ (- 1) .cse106)))) (let ((.cse102 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse104))) (let ((.cse103 (select .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse97 (select .cse104 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse98 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse100 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse99 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98 .cse100))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98 .cse99 .cse100))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse97 .cse98 .cse99 .cse100 .cse101) 2)) (<= (div (+ (- 1) .cse97 .cse98 .cse99 .cse100 .cse101) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse107 .cse108 .cse109) (or (not .cse107) .cse109 (let ((.cse119 (store .cse129 .cse10 (+ .cse130 1)))) (let ((.cse120 (select .cse119 .cse9))) (let ((.cse110 (= .cse120 1))) (and (or .cse110 (let ((.cse118 (store .cse119 .cse9 (+ (- 1) .cse120)))) (let ((.cse116 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse118))) (let ((.cse117 (select .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse112 (select .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse113 (select .cse118 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse111 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse112 .cse113))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse114 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse111 .cse112 .cse113))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse115 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse111 .cse112 .cse113 .cse114))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse111 .cse112 .cse113 .cse114 .cse115) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse111 .cse112 .cse113 .cse114 .cse115) 2))))))))))) (or (let ((.cse128 (store .cse119 .cse9 (+ .cse120 1)))) (let ((.cse126 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse128))) (let ((.cse127 (select .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse121 (select .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse123 (select .cse128 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse124 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse123))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse122 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse125 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse122 .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse121 .cse122 .cse123 .cse124 .cse125) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse121 .cse122 .cse123 .cse124 .cse125) 2)))))))))) (not .cse110))))))) (or .cse131 .cse132 .cse133 (let ((.cse141 (store .cse142 .cse9 (+ (- 1) .cse143)))) (let ((.cse139 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse141))) (let ((.cse140 (select .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse136 (select .cse141 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse137 (select .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse134 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse135 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse134 .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse138 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse134 .cse135 .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse134 .cse135 .cse136 .cse137 .cse138) 2)) (<= (div (+ (- 1) .cse134 .cse135 .cse136 .cse137 .cse138) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or (not .cse132) .cse131 (let ((.cse153 (store .cse163 .cse10 (+ 1 .cse164)))) (let ((.cse154 (select .cse153 .cse9))) (let ((.cse144 (= .cse154 1))) (and (or .cse144 (let ((.cse152 (store .cse153 .cse9 (+ (- 1) .cse154)))) (let ((.cse150 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse152))) (let ((.cse151 (select .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse147 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse148 (select .cse152 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse146 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse145 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse146 .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse149 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse146 .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse145 .cse146 .cse147 .cse148 .cse149) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse145 .cse146 .cse147 .cse148 .cse149) 2))))))))))) (or (not .cse144) (let ((.cse162 (store .cse153 .cse9 (+ .cse154 1)))) (let ((.cse160 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse162))) (let ((.cse161 (select .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse155 (select .cse162 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse156 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse159 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse157 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse158 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156 .cse157 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse155 .cse156 .cse157 .cse158 .cse159) 2)) (<= (div (+ (- 1) .cse155 .cse156 .cse157 .cse158 .cse159) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))))))))) (or (not .cse133) (let ((.cse172 (store .cse142 .cse9 (+ .cse143 1)))) (let ((.cse170 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse172))) (let ((.cse171 (select .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse165 (select .cse172 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse169 (select .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse167 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse168 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse167 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse166 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse167 .cse168 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse165 .cse166 .cse167 .cse168 .cse169) 2)) (<= (div (+ .cse165 (- 1) .cse166 .cse167 .cse168 .cse169) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse131 .cse132) (or .cse107 .cse109 (let ((.cse180 (store .cse105 .cse9 (+ .cse106 1)))) (let ((.cse178 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse180))) (let ((.cse179 (select .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse173 (select .cse180 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse174 (select .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse176 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse177 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174 .cse176))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse175 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174 .cse176 .cse177))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse173 .cse174 .cse175 .cse176 .cse177) 2)) (<= (div (+ (- 1) .cse173 .cse174 .cse175 .cse176 .cse177) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) (not .cse108))))))))))))))) is different from false [2021-11-20 23:45:50,787 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse94 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| (* |c_ULTIMATE.start_main_~i~0#1| 4)) 1))) (let ((.cse95 (select .cse94 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse96 (= .cse95 1)) (.cse1 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (or (let ((.cse93 (store .cse94 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse95 1)))) (let ((.cse92 (select .cse93 .cse11))) (let ((.cse46 (store .cse93 .cse11 (+ .cse92 1))) (.cse23 (store .cse93 .cse11 (+ (- 1) .cse92)))) (let ((.cse24 (select .cse23 .cse10)) (.cse47 (select .cse46 .cse10))) (let ((.cse58 (store .cse46 .cse10 (+ (- 1) .cse47))) (.cse70 (store .cse23 .cse10 (+ (- 1) .cse24)))) (let ((.cse71 (select .cse70 .cse9)) (.cse59 (select .cse58 .cse9)) (.cse25 (= .cse92 1))) (let ((.cse48 (= .cse47 1)) (.cse49 (not .cse25)) (.cse60 (= .cse59 1)) (.cse26 (= .cse24 1)) (.cse61 (= 1 .cse71))) (and (or (let ((.cse13 (store .cse23 .cse10 (+ .cse24 1)))) (let ((.cse14 (select .cse13 .cse9))) (let ((.cse0 (= .cse14 1))) (and (or (not .cse0) (let ((.cse12 (store .cse13 .cse9 (+ .cse14 1)))) (let ((.cse7 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse12))) (let ((.cse8 (select .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse2 (select .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse6 (select .cse12 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse3 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse5 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse4 (select (select (store .cse7 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse5 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse2 .cse3 .cse4 .cse5 .cse6) 2)) (<= (div (+ (- 1) .cse2 .cse3 .cse4 .cse5 .cse6) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or (let ((.cse22 (store .cse13 .cse9 (+ (- 1) .cse14)))) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse22))) (let ((.cse21 (select .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse15 (select .cse22 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse19 (select .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse17 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse16 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse17 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse18 (select (select (store .cse20 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse21 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16 .cse17 .cse19))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse15 .cse16 .cse17 .cse18 .cse19) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse15 .cse16 .cse17 .cse18 .cse19) 2)))))))))) .cse0))))) .cse25 (not .cse26)) (or (let ((.cse36 (store .cse46 .cse10 (+ .cse47 1)))) (let ((.cse37 (select .cse36 .cse9))) (let ((.cse27 (= .cse37 1))) (and (or (not .cse27) (let ((.cse35 (store .cse36 .cse9 (+ .cse37 1)))) (let ((.cse33 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse35))) (let ((.cse34 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse29 (select .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse32 (select .cse35 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse30 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse28 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 .cse30 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse31 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse34 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse28 .cse29 .cse30 .cse32))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ .cse28 (- 1) .cse29 .cse30 .cse31 .cse32) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse28 .cse29 .cse30 .cse31 .cse32) 2))))))))))) (or (let ((.cse45 (store .cse36 .cse9 (+ (- 1) .cse37)))) (let ((.cse43 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse45))) (let ((.cse44 (select .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse38 (select .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse39 (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse42 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse40 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39 .cse42))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse41 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse38 .cse39 .cse40 .cse42))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ .cse38 (- 1) .cse39 .cse40 .cse41 .cse42) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse38 .cse39 .cse40 .cse41 .cse42) 2)))))))))) .cse27))))) (not .cse48) .cse49) (or (let ((.cse57 (store .cse58 .cse9 (+ .cse59 1)))) (let ((.cse55 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57))) (let ((.cse56 (select .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse50 (select .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse54 (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse51 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse52 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse53 (select (select (store .cse55 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse52 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse50 .cse51 .cse52 .cse53 .cse54) 2)) (<= (div (+ .cse50 (- 1) .cse51 .cse52 .cse53 .cse54) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse48 .cse49 (not .cse60)) (or .cse26 .cse25 (not .cse61) (let ((.cse69 (store .cse70 .cse9 (+ 1 .cse71)))) (let ((.cse67 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse69))) (let ((.cse68 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse62 (select .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse66 (select .cse69 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse65 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse64 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse65 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse63 (select (select (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse62 .cse64 .cse65 .cse66))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse62 .cse63 .cse64 .cse65 .cse66) 2)) (<= (div (+ (- 1) .cse62 .cse63 .cse64 .cse65 .cse66) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or .cse48 (let ((.cse79 (store .cse58 .cse9 (+ (- 1) .cse59)))) (let ((.cse77 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse79))) (let ((.cse78 (select .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse73 (select .cse79 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse74 (select .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse73 .cse74))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse75 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse72 .cse73 .cse74))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse76 (select (select (store .cse77 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse78 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse72 .cse73 .cse74 .cse75))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse72 .cse73 .cse74 .cse75 .cse76) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse72 .cse73 .cse74 .cse75 .cse76) 2)))))))))) .cse49 .cse60) (or .cse26 .cse25 (let ((.cse91 (store .cse70 .cse9 (+ (- 1) .cse71)))) (let ((.cse89 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse91))) (let ((.cse90 (select .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse87 (select .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse91 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse85 (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse88 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse80 (* (select (select (store .cse89 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse90 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse87 .cse88 .cse86 .cse85))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9) (- 1))) (.cse81 (* .cse88 (- 1))) (.cse82 (* .cse87 (- 1))) (.cse83 (* .cse86 (- 1))) (.cse84 (* .cse85 (- 1)))) (and (<= (div (+ .cse80 .cse81 .cse82 .cse83 .cse84) (- 2)) .cse1) (<= (+ 2 |c_ULTIMATE.start_main_~i~0#1|) (div (+ (- 1) .cse80 .cse81 .cse82 .cse83 .cse84) (- 2))))))))))) .cse61))))))))) (not .cse96)) (or .cse96 (let ((.cse182 (store .cse94 |c_ULTIMATE.start_main_~a~0#1.offset| (+ (- 1) .cse95)))) (let ((.cse181 (select .cse182 .cse11))) (let ((.cse163 (store .cse182 .cse11 (+ .cse181 1))) (.cse129 (store .cse182 .cse11 (+ (- 1) .cse181)))) (let ((.cse130 (select .cse129 .cse10)) (.cse164 (select .cse163 .cse10))) (let ((.cse142 (store .cse163 .cse10 (+ (- 1) .cse164))) (.cse105 (store .cse129 .cse10 (+ (- 1) .cse130)))) (let ((.cse106 (select .cse105 .cse9)) (.cse109 (= .cse181 1)) (.cse143 (select .cse142 .cse9))) (let ((.cse133 (= .cse143 1)) (.cse131 (not .cse109)) (.cse132 (= 1 .cse164)) (.cse107 (= .cse130 1)) (.cse108 (= .cse106 1))) (and (or (let ((.cse104 (store .cse105 .cse9 (+ (- 1) .cse106)))) (let ((.cse102 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse104))) (let ((.cse103 (select .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse97 (select .cse104 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse98 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse100 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse99 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98 .cse100))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse101 (select (select (store .cse102 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse97 .cse98 .cse99 .cse100))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse97 .cse98 .cse99 .cse100 .cse101) 2)) (<= (div (+ (- 1) .cse97 .cse98 .cse99 .cse100 .cse101) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse107 .cse108 .cse109) (or (not .cse107) .cse109 (let ((.cse119 (store .cse129 .cse10 (+ .cse130 1)))) (let ((.cse120 (select .cse119 .cse9))) (let ((.cse110 (= .cse120 1))) (and (or .cse110 (let ((.cse118 (store .cse119 .cse9 (+ (- 1) .cse120)))) (let ((.cse116 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse118))) (let ((.cse117 (select .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse112 (select .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse113 (select .cse118 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse111 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse112 .cse113))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse114 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse111 .cse112 .cse113))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse115 (select (select (store .cse116 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse117 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse111 .cse112 .cse113 .cse114))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse111 .cse112 .cse113 .cse114 .cse115) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse111 .cse112 .cse113 .cse114 .cse115) 2))))))))))) (or (let ((.cse128 (store .cse119 .cse9 (+ .cse120 1)))) (let ((.cse126 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse128))) (let ((.cse127 (select .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse121 (select .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse123 (select .cse128 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse124 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse123))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse122 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse125 (select (select (store .cse126 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse127 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse121 .cse122 .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse121 .cse122 .cse123 .cse124 .cse125) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse121 .cse122 .cse123 .cse124 .cse125) 2)))))))))) (not .cse110))))))) (or .cse131 .cse132 .cse133 (let ((.cse141 (store .cse142 .cse9 (+ (- 1) .cse143)))) (let ((.cse139 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse141))) (let ((.cse140 (select .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse136 (select .cse141 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse137 (select .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse134 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse135 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse134 .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse138 (select (select (store .cse139 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse134 .cse135 .cse136 .cse137))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse134 .cse135 .cse136 .cse137 .cse138) 2)) (<= (div (+ (- 1) .cse134 .cse135 .cse136 .cse137 .cse138) 2) |c_ULTIMATE.start_main_~i~0#1|)))))))))) (or (not .cse132) .cse131 (let ((.cse153 (store .cse163 .cse10 (+ 1 .cse164)))) (let ((.cse154 (select .cse153 .cse9))) (let ((.cse144 (= .cse154 1))) (and (or .cse144 (let ((.cse152 (store .cse153 .cse9 (+ (- 1) .cse154)))) (let ((.cse150 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse152))) (let ((.cse151 (select .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse147 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse148 (select .cse152 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse146 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse145 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse146 .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse149 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse146 .cse147 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= (div (+ (- 1) .cse145 .cse146 .cse147 .cse148 .cse149) 2) |c_ULTIMATE.start_main_~i~0#1|) (<= .cse1 (div (+ .cse145 .cse146 .cse147 .cse148 .cse149) 2))))))))))) (or (not .cse144) (let ((.cse162 (store .cse153 .cse9 (+ .cse154 1)))) (let ((.cse160 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse162))) (let ((.cse161 (select .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse155 (select .cse162 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse156 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse159 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse157 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse158 (select (select (store .cse160 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse155 .cse156 .cse157 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse155 .cse156 .cse157 .cse158 .cse159) 2)) (<= (div (+ (- 1) .cse155 .cse156 .cse157 .cse158 .cse159) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))))))))) (or (not .cse133) (let ((.cse172 (store .cse142 .cse9 (+ .cse143 1)))) (let ((.cse170 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse172))) (let ((.cse171 (select .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse165 (select .cse172 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse169 (select .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse167 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse168 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse167 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse166 (select (select (store .cse170 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse165 .cse167 .cse168 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse165 .cse166 .cse167 .cse168 .cse169) 2)) (<= (div (+ .cse165 (- 1) .cse166 .cse167 .cse168 .cse169) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) .cse131 .cse132) (or .cse107 .cse109 (let ((.cse180 (store .cse105 .cse9 (+ .cse106 1)))) (let ((.cse178 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse180))) (let ((.cse179 (select .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse173 (select .cse180 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse174 (select .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse176 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse177 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174 .cse176))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (let ((.cse175 (select (select (store .cse178 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse173 .cse174 .cse176 .cse177))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse9))) (and (<= .cse1 (div (+ .cse173 .cse174 .cse175 .cse176 .cse177) 2)) (<= (div (+ (- 1) .cse173 .cse174 .cse175 .cse176 .cse177) 2) |c_ULTIMATE.start_main_~i~0#1|))))))))) (not .cse108))))))))))))))) is different from true [2021-11-20 23:46:47,925 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse96 (let ((.cse184 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse184) 1) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse184 4) 1)))) (let ((.cse97 (select .cse96 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse0 (= .cse97 1)) (.cse7 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse1 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse12 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (or (not .cse0) (let ((.cse95 (store .cse96 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse97 1)))) (let ((.cse94 (select .cse95 .cse12))) (let ((.cse84 (store .cse95 .cse12 (+ (- 1) .cse94))) (.cse38 (store .cse95 .cse12 (+ .cse94 1)))) (let ((.cse39 (select .cse38 .cse11)) (.cse85 (select .cse84 .cse11))) (let ((.cse48 (store .cse84 .cse11 (+ (- 1) .cse85))) (.cse14 (store .cse38 .cse11 (+ (- 1) .cse39)))) (let ((.cse15 (select .cse14 .cse10)) (.cse52 (= .cse94 1)) (.cse49 (select .cse48 .cse10))) (let ((.cse51 (= .cse49 1)) (.cse50 (= .cse85 1)) (.cse16 (= .cse39 1)) (.cse18 (not .cse52)) (.cse17 (= .cse15 1))) (and (or (let ((.cse13 (store .cse14 .cse10 (+ .cse15 1)))) (let ((.cse8 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse13))) (let ((.cse9 (select .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse2 (select .cse13 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse3 (select .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse4 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse6 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse4))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse5 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse4 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse2 .cse3 .cse4 .cse5 .cse6) 2)) (<= (div (+ (- 1) .cse2 .cse3 .cse4 .cse5 .cse6) 2) .cse7))))))))) .cse16 (not .cse17) .cse18) (or (let ((.cse27 (store .cse38 .cse11 (+ .cse39 1)))) (let ((.cse28 (select .cse27 .cse10))) (let ((.cse29 (= .cse28 1))) (and (or (let ((.cse26 (store .cse27 .cse10 (+ .cse28 1)))) (let ((.cse24 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse26))) (let ((.cse25 (select .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse20 (select .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse22 (select .cse26 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse19 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse20 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse21 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse19 .cse20 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse23 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse19 .cse20 .cse21 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse19 .cse20 .cse21 .cse22 .cse23) 2)) (<= (div (+ .cse19 (- 1) .cse20 .cse21 .cse22 .cse23) 2) .cse7))))))))) (not .cse29)) (or .cse29 (let ((.cse37 (store .cse27 .cse10 (+ (- 1) .cse28)))) (let ((.cse35 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse37))) (let ((.cse36 (select .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse32 (select .cse37 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse33 (select .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse30 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse32 .cse33))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse34 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 .cse33))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse31 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 .cse33 .cse34))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse30 .cse31 .cse32 .cse33 .cse34) 2)) (<= (div (+ .cse30 (- 1) .cse31 .cse32 .cse33 .cse34) 2) .cse7)))))))))))))) .cse18 (not .cse16)) (or (let ((.cse47 (store .cse48 .cse10 (+ .cse49 1)))) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse47))) (let ((.cse46 (select .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse41 (select .cse47 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse43 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse40 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse42 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse40 .cse41 .cse42 .cse43 .cse44) 2)) (<= (div (+ .cse40 (- 1) .cse41 .cse42 .cse43 .cse44) 2) .cse7))))))))) .cse50 (not .cse51) .cse52) (or .cse50 .cse51 .cse52 (let ((.cse64 (store .cse48 .cse10 (+ (- 1) .cse49)))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse64))) (let ((.cse60 (select .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse61 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse62 (select .cse64 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse63 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse58 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse53 (* .cse61 (- 1))) (.cse54 (* .cse62 (- 1))) (.cse55 (* .cse63 (- 1))) (.cse56 (* (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse58 .cse62 .cse63))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10) (- 1))) (.cse57 (* .cse58 (- 1)))) (and (<= (+ 3 |c_ULTIMATE.start_main_~i~0#1|) (div (+ (- 1) .cse53 .cse54 .cse55 .cse56 .cse57) (- 2))) (<= (div (+ .cse53 .cse54 .cse55 .cse56 .cse57) (- 2)) .cse1)))))))))) (or (let ((.cse74 (store .cse84 .cse11 (+ .cse85 1)))) (let ((.cse75 (select .cse74 .cse10))) (let ((.cse65 (= .cse75 1))) (and (or .cse65 (let ((.cse73 (store .cse74 .cse10 (+ (- 1) .cse75)))) (let ((.cse71 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse72 (select .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse69 (select .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse70 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse68 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse66 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse67 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse66 .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse66 .cse67 .cse68 .cse69 .cse70) 2) .cse7) (<= .cse1 (div (+ .cse66 .cse67 .cse68 .cse69 .cse70) 2))))))))))) (or (not .cse65) (let ((.cse83 (store .cse74 .cse10 (+ .cse75 1)))) (let ((.cse81 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse83))) (let ((.cse82 (select .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse76 (select .cse83 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse79 (select .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse80 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse77 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse78 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse76 .cse77 .cse78 .cse79 .cse80) 2) .cse7) (<= .cse1 (div (+ .cse76 .cse77 .cse78 .cse79 .cse80) 2))))))))))))))) .cse52 (not .cse50)) (or .cse16 (let ((.cse93 (store .cse14 .cse10 (+ (- 1) .cse15)))) (let ((.cse91 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse93))) (let ((.cse92 (select .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse86 (select .cse93 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse87 (select .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse88 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse89 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse90 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse88 .cse89))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse86 .cse87 .cse88 .cse89 .cse90) 2)) (<= (div (+ (- 1) .cse86 .cse87 .cse88 .cse89 .cse90) 2) .cse7))))))))) .cse18 .cse17)))))))))) (or .cse0 (let ((.cse183 (store .cse96 |c_ULTIMATE.start_main_~a~0#1.offset| (+ (- 1) .cse97)))) (let ((.cse182 (select .cse183 .cse12))) (let ((.cse131 (store .cse183 .cse12 (+ (- 1) .cse182))) (.cse153 (store .cse183 .cse12 (+ .cse182 1)))) (let ((.cse154 (select .cse153 .cse11)) (.cse132 (select .cse131 .cse11))) (let ((.cse164 (store .cse131 .cse11 (+ (- 1) .cse132))) (.cse106 (store .cse153 .cse11 (+ (- 1) .cse154)))) (let ((.cse111 (= .cse182 1)) (.cse107 (select .cse106 .cse10)) (.cse165 (select .cse164 .cse10))) (let ((.cse133 (= .cse132 1)) (.cse155 (= .cse165 1)) (.cse109 (= .cse107 1)) (.cse108 (= .cse154 1)) (.cse110 (not .cse111))) (and (or (let ((.cse105 (store .cse106 .cse10 (+ .cse107 1)))) (let ((.cse103 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse105))) (let ((.cse104 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse100 (select .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse102 (select .cse105 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse99 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse98 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse99 .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse101 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse98 .cse99 .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse98 .cse99 .cse100 .cse101 .cse102) 2)) (<= (div (+ (- 1) .cse98 .cse99 .cse100 .cse101 .cse102) 2) .cse7))))))))) .cse108 (not .cse109) .cse110) (or .cse111 (let ((.cse121 (store .cse131 .cse11 (+ .cse132 1)))) (let ((.cse122 (select .cse121 .cse10))) (let ((.cse112 (= .cse122 1))) (and (or .cse112 (let ((.cse120 (store .cse121 .cse10 (+ (- 1) .cse122)))) (let ((.cse118 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse120))) (let ((.cse119 (select .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse114 (select .cse120 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse116 (select .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse115 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse116))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse117 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115 .cse116))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse113 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115 .cse116 .cse117))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse113 .cse114 .cse115 .cse116 .cse117) 2) .cse7) (<= .cse1 (div (+ .cse113 .cse114 .cse115 .cse116 .cse117) 2))))))))))) (or (not .cse112) (let ((.cse130 (store .cse121 .cse10 (+ .cse122 1)))) (let ((.cse128 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse130))) (let ((.cse129 (select .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse123 (select .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse124 (select .cse130 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse127 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse126 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse125 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124 .cse126 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse123 .cse124 .cse125 .cse126 .cse127) 2) .cse7) (<= .cse1 (div (+ .cse123 .cse124 .cse125 .cse126 .cse127) 2))))))))))))))) (not .cse133)) (or (not .cse108) (let ((.cse143 (store .cse153 .cse11 (+ .cse154 1)))) (let ((.cse144 (select .cse143 .cse10))) (let ((.cse134 (= .cse144 1))) (and (or .cse134 (let ((.cse142 (store .cse143 .cse10 (+ (- 1) .cse144)))) (let ((.cse140 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse142))) (let ((.cse141 (select .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse138 (select .cse142 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse139 (select .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse135 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse137 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse135 .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse136 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse135 .cse137 .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ .cse135 (- 1) .cse136 .cse137 .cse138 .cse139) 2) .cse7) (<= .cse1 (div (+ .cse135 .cse136 .cse137 .cse138 .cse139) 2))))))))))) (or (let ((.cse152 (store .cse143 .cse10 (+ .cse144 1)))) (let ((.cse150 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse152))) (let ((.cse151 (select .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse145 (select .cse152 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse148 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse149 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse146 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse148 .cse149))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse147 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse146 .cse148 .cse149))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ .cse145 (- 1) .cse146 .cse147 .cse148 .cse149) 2) .cse7) (<= .cse1 (div (+ .cse145 .cse146 .cse147 .cse148 .cse149) 2)))))))))) (not .cse134)))))) .cse110) (or .cse133 .cse111 .cse155 (let ((.cse163 (store .cse164 .cse10 (+ (- 1) .cse165)))) (let ((.cse161 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse163))) (let ((.cse162 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse156 (select .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse158 (select .cse163 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse157 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse158))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse159 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse157 .cse158))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse157 .cse158 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse156 .cse157 .cse158 .cse159 .cse160) 2) .cse7) (<= .cse1 (div (+ .cse156 .cse157 .cse158 .cse159 .cse160) 2))))))))))) (or .cse133 (not .cse155) .cse111 (let ((.cse173 (store .cse164 .cse10 (+ .cse165 1)))) (let ((.cse171 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse173))) (let ((.cse172 (select .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse166 (select .cse173 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse167 (select .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse169 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse168 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse170 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167 .cse168 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse166 .cse167 .cse168 .cse169 .cse170) 2)) (<= (div (+ (- 1) .cse166 .cse167 .cse168 .cse169 .cse170) 2) .cse7)))))))))) (or .cse109 .cse108 .cse110 (let ((.cse181 (store .cse106 .cse10 (+ (- 1) .cse107)))) (let ((.cse179 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse181))) (let ((.cse180 (select .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse175 (select .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse176 (select .cse181 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse178 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse175 .cse176))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse174 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse175 .cse176 .cse178))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse177 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse174 .cse175 .cse176 .cse178))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse174 .cse175 .cse176 .cse177 .cse178) 2) .cse7) (<= .cse1 (div (+ .cse174 .cse175 .cse176 .cse177 .cse178) 2)))))))))))))))))))))))) is different from false [2021-11-20 23:46:49,939 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse96 (let ((.cse184 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse184) 1) (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse184 4) 1)))) (let ((.cse97 (select .cse96 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse0 (= .cse97 1)) (.cse7 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse1 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse10 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 12)) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 8)) (.cse12 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (or (not .cse0) (let ((.cse95 (store .cse96 |c_ULTIMATE.start_main_~a~0#1.offset| (+ .cse97 1)))) (let ((.cse94 (select .cse95 .cse12))) (let ((.cse84 (store .cse95 .cse12 (+ (- 1) .cse94))) (.cse38 (store .cse95 .cse12 (+ .cse94 1)))) (let ((.cse39 (select .cse38 .cse11)) (.cse85 (select .cse84 .cse11))) (let ((.cse48 (store .cse84 .cse11 (+ (- 1) .cse85))) (.cse14 (store .cse38 .cse11 (+ (- 1) .cse39)))) (let ((.cse15 (select .cse14 .cse10)) (.cse52 (= .cse94 1)) (.cse49 (select .cse48 .cse10))) (let ((.cse51 (= .cse49 1)) (.cse50 (= .cse85 1)) (.cse16 (= .cse39 1)) (.cse18 (not .cse52)) (.cse17 (= .cse15 1))) (and (or (let ((.cse13 (store .cse14 .cse10 (+ .cse15 1)))) (let ((.cse8 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse13))) (let ((.cse9 (select .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse2 (select .cse13 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse3 (select .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse4 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse6 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse4))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse5 (select (select (store .cse8 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse9 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse2 .cse3 .cse4 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse2 .cse3 .cse4 .cse5 .cse6) 2)) (<= (div (+ (- 1) .cse2 .cse3 .cse4 .cse5 .cse6) 2) .cse7))))))))) .cse16 (not .cse17) .cse18) (or (let ((.cse27 (store .cse38 .cse11 (+ .cse39 1)))) (let ((.cse28 (select .cse27 .cse10))) (let ((.cse29 (= .cse28 1))) (and (or (let ((.cse26 (store .cse27 .cse10 (+ .cse28 1)))) (let ((.cse24 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse26))) (let ((.cse25 (select .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse20 (select .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse22 (select .cse26 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse19 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse20 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse21 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse19 .cse20 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse23 (select (select (store .cse24 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse25 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse19 .cse20 .cse21 .cse22))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse19 .cse20 .cse21 .cse22 .cse23) 2)) (<= (div (+ .cse19 (- 1) .cse20 .cse21 .cse22 .cse23) 2) .cse7))))))))) (not .cse29)) (or .cse29 (let ((.cse37 (store .cse27 .cse10 (+ (- 1) .cse28)))) (let ((.cse35 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse37))) (let ((.cse36 (select .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse32 (select .cse37 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse33 (select .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse30 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse32 .cse33))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse34 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 .cse33))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse31 (select (select (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 .cse33 .cse34))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse30 .cse31 .cse32 .cse33 .cse34) 2)) (<= (div (+ .cse30 (- 1) .cse31 .cse32 .cse33 .cse34) 2) .cse7)))))))))))))) .cse18 (not .cse16)) (or (let ((.cse47 (store .cse48 .cse10 (+ .cse49 1)))) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse47))) (let ((.cse46 (select .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse41 (select .cse47 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse43 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse40 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse42 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse42 .cse43))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse40 .cse41 .cse42 .cse43 .cse44) 2)) (<= (div (+ .cse40 (- 1) .cse41 .cse42 .cse43 .cse44) 2) .cse7))))))))) .cse50 (not .cse51) .cse52) (or .cse50 .cse51 .cse52 (let ((.cse64 (store .cse48 .cse10 (+ (- 1) .cse49)))) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse64))) (let ((.cse60 (select .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse61 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse62 (select .cse64 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse63 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse58 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse53 (* .cse61 (- 1))) (.cse54 (* .cse62 (- 1))) (.cse55 (* .cse63 (- 1))) (.cse56 (* (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse58 .cse62 .cse63))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10) (- 1))) (.cse57 (* .cse58 (- 1)))) (and (<= (+ 3 |c_ULTIMATE.start_main_~i~0#1|) (div (+ (- 1) .cse53 .cse54 .cse55 .cse56 .cse57) (- 2))) (<= (div (+ .cse53 .cse54 .cse55 .cse56 .cse57) (- 2)) .cse1)))))))))) (or (let ((.cse74 (store .cse84 .cse11 (+ .cse85 1)))) (let ((.cse75 (select .cse74 .cse10))) (let ((.cse65 (= .cse75 1))) (and (or .cse65 (let ((.cse73 (store .cse74 .cse10 (+ (- 1) .cse75)))) (let ((.cse71 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse72 (select .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse69 (select .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse70 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse68 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse66 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse67 (select (select (store .cse71 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse72 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse66 .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse66 .cse67 .cse68 .cse69 .cse70) 2) .cse7) (<= .cse1 (div (+ .cse66 .cse67 .cse68 .cse69 .cse70) 2))))))))))) (or (not .cse65) (let ((.cse83 (store .cse74 .cse10 (+ .cse75 1)))) (let ((.cse81 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse83))) (let ((.cse82 (select .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse76 (select .cse83 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse79 (select .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse80 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse79))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse77 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse78 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse82 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse79 .cse80))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse76 .cse77 .cse78 .cse79 .cse80) 2) .cse7) (<= .cse1 (div (+ .cse76 .cse77 .cse78 .cse79 .cse80) 2))))))))))))))) .cse52 (not .cse50)) (or .cse16 (let ((.cse93 (store .cse14 .cse10 (+ (- 1) .cse15)))) (let ((.cse91 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse93))) (let ((.cse92 (select .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse86 (select .cse93 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse87 (select .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse88 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse89 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse90 (select (select (store .cse91 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse92 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse88 .cse89))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse86 .cse87 .cse88 .cse89 .cse90) 2)) (<= (div (+ (- 1) .cse86 .cse87 .cse88 .cse89 .cse90) 2) .cse7))))))))) .cse18 .cse17)))))))))) (or .cse0 (let ((.cse183 (store .cse96 |c_ULTIMATE.start_main_~a~0#1.offset| (+ (- 1) .cse97)))) (let ((.cse182 (select .cse183 .cse12))) (let ((.cse131 (store .cse183 .cse12 (+ (- 1) .cse182))) (.cse153 (store .cse183 .cse12 (+ .cse182 1)))) (let ((.cse154 (select .cse153 .cse11)) (.cse132 (select .cse131 .cse11))) (let ((.cse164 (store .cse131 .cse11 (+ (- 1) .cse132))) (.cse106 (store .cse153 .cse11 (+ (- 1) .cse154)))) (let ((.cse111 (= .cse182 1)) (.cse107 (select .cse106 .cse10)) (.cse165 (select .cse164 .cse10))) (let ((.cse133 (= .cse132 1)) (.cse155 (= .cse165 1)) (.cse109 (= .cse107 1)) (.cse108 (= .cse154 1)) (.cse110 (not .cse111))) (and (or (let ((.cse105 (store .cse106 .cse10 (+ .cse107 1)))) (let ((.cse103 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse105))) (let ((.cse104 (select .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse100 (select .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse102 (select .cse105 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse99 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse98 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse99 .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse101 (select (select (store .cse103 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse104 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse98 .cse99 .cse100 .cse102))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse98 .cse99 .cse100 .cse101 .cse102) 2)) (<= (div (+ (- 1) .cse98 .cse99 .cse100 .cse101 .cse102) 2) .cse7))))))))) .cse108 (not .cse109) .cse110) (or .cse111 (let ((.cse121 (store .cse131 .cse11 (+ .cse132 1)))) (let ((.cse122 (select .cse121 .cse10))) (let ((.cse112 (= .cse122 1))) (and (or .cse112 (let ((.cse120 (store .cse121 .cse10 (+ (- 1) .cse122)))) (let ((.cse118 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse120))) (let ((.cse119 (select .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse114 (select .cse120 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse116 (select .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse115 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse116))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse117 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115 .cse116))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse113 (select (select (store .cse118 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse119 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse114 .cse115 .cse116 .cse117))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse113 .cse114 .cse115 .cse116 .cse117) 2) .cse7) (<= .cse1 (div (+ .cse113 .cse114 .cse115 .cse116 .cse117) 2))))))))))) (or (not .cse112) (let ((.cse130 (store .cse121 .cse10 (+ .cse122 1)))) (let ((.cse128 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse130))) (let ((.cse129 (select .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse123 (select .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse124 (select .cse130 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse127 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse126 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse125 (select (select (store .cse128 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse129 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse123 .cse124 .cse126 .cse127))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse123 .cse124 .cse125 .cse126 .cse127) 2) .cse7) (<= .cse1 (div (+ .cse123 .cse124 .cse125 .cse126 .cse127) 2))))))))))))))) (not .cse133)) (or (not .cse108) (let ((.cse143 (store .cse153 .cse11 (+ .cse154 1)))) (let ((.cse144 (select .cse143 .cse10))) (let ((.cse134 (= .cse144 1))) (and (or .cse134 (let ((.cse142 (store .cse143 .cse10 (+ (- 1) .cse144)))) (let ((.cse140 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse142))) (let ((.cse141 (select .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse138 (select .cse142 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse139 (select .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse135 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse137 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse135 .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse136 (select (select (store .cse140 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse141 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse135 .cse137 .cse138 .cse139))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ .cse135 (- 1) .cse136 .cse137 .cse138 .cse139) 2) .cse7) (<= .cse1 (div (+ .cse135 .cse136 .cse137 .cse138 .cse139) 2))))))))))) (or (let ((.cse152 (store .cse143 .cse10 (+ .cse144 1)))) (let ((.cse150 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse152))) (let ((.cse151 (select .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse145 (select .cse152 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse148 (select .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse149 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse148))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse146 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse148 .cse149))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse147 (select (select (store .cse150 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse151 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse145 .cse146 .cse148 .cse149))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ .cse145 (- 1) .cse146 .cse147 .cse148 .cse149) 2) .cse7) (<= .cse1 (div (+ .cse145 .cse146 .cse147 .cse148 .cse149) 2)))))))))) (not .cse134)))))) .cse110) (or .cse133 .cse111 .cse155 (let ((.cse163 (store .cse164 .cse10 (+ (- 1) .cse165)))) (let ((.cse161 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse163))) (let ((.cse162 (select .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse156 (select .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse158 (select .cse163 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse157 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse158))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse159 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse157 .cse158))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse160 (select (select (store .cse161 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse162 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse156 .cse157 .cse158 .cse159))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse156 .cse157 .cse158 .cse159 .cse160) 2) .cse7) (<= .cse1 (div (+ .cse156 .cse157 .cse158 .cse159 .cse160) 2))))))))))) (or .cse133 (not .cse155) .cse111 (let ((.cse173 (store .cse164 .cse10 (+ .cse165 1)))) (let ((.cse171 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse173))) (let ((.cse172 (select .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse166 (select .cse173 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse167 (select .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse169 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse168 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse170 (select (select (store .cse171 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse172 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse166 .cse167 .cse168 .cse169))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= .cse1 (div (+ .cse166 .cse167 .cse168 .cse169 .cse170) 2)) (<= (div (+ (- 1) .cse166 .cse167 .cse168 .cse169 .cse170) 2) .cse7)))))))))) (or .cse109 .cse108 .cse110 (let ((.cse181 (store .cse106 .cse10 (+ (- 1) .cse107)))) (let ((.cse179 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse181))) (let ((.cse180 (select .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse175 (select .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse176 (select .cse181 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse178 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse175 .cse176))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (let ((.cse174 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse175 .cse176 .cse178))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11))) (let ((.cse177 (select (select (store .cse179 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse180 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse174 .cse175 .cse176 .cse178))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse10))) (and (<= (div (+ (- 1) .cse174 .cse175 .cse176 .cse177 .cse178) 2) .cse7) (<= .cse1 (div (+ .cse174 .cse175 .cse176 .cse177 .cse178) 2)))))))))))))))))))))))) is different from true