./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V --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 8c5f43b3e9ff1d4598a5a525fe9e716f863331c4c517b4b8adb0491943243286 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:20:51,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:20:51,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:20:51,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:20:51,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:20:51,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:20:51,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:20:51,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:20:51,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:20:51,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:20:51,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:20:51,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:20:51,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:20:51,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:20:51,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:20:51,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:20:51,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:20:51,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:20:51,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:20:51,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:20:51,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:20:51,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:20:51,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:20:51,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:20:51,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:20:51,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:20:51,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:20:51,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:20:51,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:20:51,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:20:51,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:20:51,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:20:51,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:20:51,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:20:51,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:20:51,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:20:51,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:20:51,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:20:51,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:20:51,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:20:51,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:20:51,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:20:51,220 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:20:51,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:20:51,222 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:20:51,222 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:20:51,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:20:51,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:20:51,224 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:20:51,224 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:20:51,225 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:20:51,225 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:20:51,226 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:20:51,226 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:20:51,226 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:20:51,227 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:20:51,227 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:20:51,228 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:20:51,228 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:20:51,228 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:20:51,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:20:51,229 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:20:51,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:20:51,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:20:51,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:20:51,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:20:51,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:20:51,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:20:51,231 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:20:51,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:20:51,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:20:51,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:20:51,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:20:51,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:20:51,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:20:51,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:20:51,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:20:51,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:20:51,234 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:20:51,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:20:51,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:20:51,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:20:51,235 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:20:51,235 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_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c5f43b3e9ff1d4598a5a525fe9e716f863331c4c517b4b8adb0491943243286 [2021-11-23 02:20:51,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:20:51,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:20:51,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:20:51,505 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:20:51,505 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:20:51,507 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c [2021-11-23 02:20:51,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/data/d1f645ebf/711a11e45e37410a9f8e0108c3d0fe0e/FLAGf68ea9283 [2021-11-23 02:20:52,063 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:20:52,064 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c [2021-11-23 02:20:52,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/data/d1f645ebf/711a11e45e37410a9f8e0108c3d0fe0e/FLAGf68ea9283 [2021-11-23 02:20:52,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/data/d1f645ebf/711a11e45e37410a9f8e0108c3d0fe0e [2021-11-23 02:20:52,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:20:52,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:20:52,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:20:52,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:20:52,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:20:52,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b754bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52, skipping insertion in model container [2021-11-23 02:20:52,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:20:52,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:20:52,666 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_d105cccf-1e96-4147-bcd7-16ec3701fa39/sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c[319,332] [2021-11-23 02:20:52,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:20:52,685 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:20:52,695 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_d105cccf-1e96-4147-bcd7-16ec3701fa39/sv-benchmarks/c/loops-crafted-1/mono-crafted_10.c[319,332] [2021-11-23 02:20:52,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:20:52,711 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:20:52,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52 WrapperNode [2021-11-23 02:20:52,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:20:52,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:20:52,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:20:52,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:20:52,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,746 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2021-11-23 02:20:52,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:20:52,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:20:52,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:20:52,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:20:52,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:20:52,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:20:52,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:20:52,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:20:52,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (1/1) ... [2021-11-23 02:20:52,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:20:52,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:20:52,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:20:52,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:20:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:20:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:20:52,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:20:52,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:20:52,886 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:20:52,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:20:52,976 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:20:53,002 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:20:53,002 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:20:53,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:53 BoogieIcfgContainer [2021-11-23 02:20:53,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:20:53,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:20:53,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:20:53,011 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:20:53,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:20:52" (1/3) ... [2021-11-23 02:20:53,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11922015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:53, skipping insertion in model container [2021-11-23 02:20:53,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:52" (2/3) ... [2021-11-23 02:20:53,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11922015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:53, skipping insertion in model container [2021-11-23 02:20:53,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:53" (3/3) ... [2021-11-23 02:20:53,015 INFO L111 eAbstractionObserver]: Analyzing ICFG mono-crafted_10.c [2021-11-23 02:20:53,020 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:20:53,020 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:20:53,068 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:20:53,077 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 [2021-11-23 02:20:53,085 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:20:53,110 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 02:20:53,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:53,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 02:20:53,116 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:53,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:53,120 INFO L85 PathProgramCache]: Analyzing trace with hash 2065030, now seen corresponding path program 1 times [2021-11-23 02:20:53,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:53,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274388900] [2021-11-23 02:20:53,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:53,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:53,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:53,340 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:53,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274388900] [2021-11-23 02:20:53,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274388900] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:20:53,342 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:20:53,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:20:53,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850320163] [2021-11-23 02:20:53,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:20:53,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:20:53,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:53,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:20:53,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:20:53,382 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:53,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:20:53,413 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2021-11-23 02:20:53,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:20:53,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-23 02:20:53,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:20:53,452 INFO L225 Difference]: With dead ends: 13 [2021-11-23 02:20:53,453 INFO L226 Difference]: Without dead ends: 6 [2021-11-23 02:20:53,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:20:53,460 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:20:53,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:20:53,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2021-11-23 02:20:53,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2021-11-23 02:20:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-23 02:20:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-23 02:20:53,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 4 [2021-11-23 02:20:53,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:20:53,509 INFO L470 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-11-23 02:20:53,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2021-11-23 02:20:53,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 02:20:53,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:53,510 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-23 02:20:53,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:20:53,511 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:53,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:53,512 INFO L85 PathProgramCache]: Analyzing trace with hash 64119683, now seen corresponding path program 1 times [2021-11-23 02:20:53,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:53,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447169588] [2021-11-23 02:20:53,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:53,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:53,684 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:53,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447169588] [2021-11-23 02:20:53,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447169588] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:20:53,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370300485] [2021-11-23 02:20:53,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:53,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:20:53,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:20:53,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:20:53,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:20:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:53,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:20:53,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:20:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:53,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:20:53,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:53,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370300485] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:20:53,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1328943375] [2021-11-23 02:20:54,016 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-23 02:20:54,016 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:20:54,021 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:20:54,028 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:20:54,028 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:20:54,307 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:20:54,421 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '69#(and (= |ULTIMATE.start_main_~y~0#1| 10000000) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= (mod |ULTIMATE.start_main_~y~0#1| 4294967296) (mod |ULTIMATE.start_main_~x~0#1| 4294967296)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 5000000 |ULTIMATE.start_main_~z~0#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (ite (= (mod |ULTIMATE.start_main_~x~0#1| 4294967296) (mod |ULTIMATE.start_main_~z~0#1| 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|))' at error location [2021-11-23 02:20:54,422 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:20:54,423 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:20:54,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-23 02:20:54,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386282767] [2021-11-23 02:20:54,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:20:54,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:20:54,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:54,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:20:54,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:20:54,432 INFO L87 Difference]: Start difference. First operand 6 states and 6 transitions. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-11-23 02:20:54,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:20:54,501 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2021-11-23 02:20:54,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 02:20:54,503 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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 5 [2021-11-23 02:20:54,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:20:54,503 INFO L225 Difference]: With dead ends: 12 [2021-11-23 02:20:54,504 INFO L226 Difference]: Without dead ends: 9 [2021-11-23 02:20:54,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:20:54,506 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:20:54,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:20:54,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-23 02:20:54,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-23 02:20:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2021-11-23 02:20:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 02:20:54,510 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2021-11-23 02:20:54,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:20:54,511 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2021-11-23 02:20:54,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-11-23 02:20:54,511 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 02:20:54,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 02:20:54,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:54,512 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1] [2021-11-23 02:20:54,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 02:20:54,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:20:54,737 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:54,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:54,738 INFO L85 PathProgramCache]: Analyzing trace with hash -967943738, now seen corresponding path program 2 times [2021-11-23 02:20:54,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:54,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114386899] [2021-11-23 02:20:54,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:54,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:54,978 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:54,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114386899] [2021-11-23 02:20:54,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114386899] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:20:54,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772936933] [2021-11-23 02:20:54,983 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:20:54,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:20:54,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:20:54,986 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:20:55,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:20:55,047 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-23 02:20:55,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:20:55,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 02:20:55,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:20:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:55,196 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:20:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:55,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772936933] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:20:55,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [754979759] [2021-11-23 02:20:55,333 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-23 02:20:55,333 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:20:55,334 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:20:55,334 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:20:55,334 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:20:55,459 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:20:55,804 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '163#(and (<= 0 |#NULL.base|) (<= |ULTIMATE.start_main_~y~0#1| 10000000) (<= 10000000 |ULTIMATE.start_main_~y~0#1|) (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |#NULL.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= (mod |ULTIMATE.start_main_~y~0#1| 4294967296) (mod |ULTIMATE.start_main_~x~0#1| 4294967296)) (<= |#NULL.base| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 5000000 |ULTIMATE.start_main_~z~0#1|) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|) (= (ite (= (mod |ULTIMATE.start_main_~x~0#1| 4294967296) (mod |ULTIMATE.start_main_~z~0#1| 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|))' at error location [2021-11-23 02:20:55,805 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:20:55,805 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:20:55,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 15 [2021-11-23 02:20:55,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436856444] [2021-11-23 02:20:55,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:20:55,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 02:20:55,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:55,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 02:20:55,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2021-11-23 02:20:55,808 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 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) [2021-11-23 02:20:56,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:20:56,876 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-23 02:20:56,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 02:20:56,877 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 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) Word has length 8 [2021-11-23 02:20:56,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:20:56,878 INFO L225 Difference]: With dead ends: 18 [2021-11-23 02:20:56,878 INFO L226 Difference]: Without dead ends: 15 [2021-11-23 02:20:56,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=158, Invalid=348, Unknown=0, NotChecked=0, Total=506 [2021-11-23 02:20:56,880 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:20:56,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:20:56,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-23 02:20:56,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-23 02:20:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 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) [2021-11-23 02:20:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-23 02:20:56,886 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2021-11-23 02:20:56,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:20:56,887 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2021-11-23 02:20:56,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 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) [2021-11-23 02:20:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-23 02:20:56,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 02:20:56,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:56,888 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1] [2021-11-23 02:20:56,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:20:57,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:20:57,105 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:57,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:57,105 INFO L85 PathProgramCache]: Analyzing trace with hash -313388890, now seen corresponding path program 3 times [2021-11-23 02:20:57,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:57,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207456514] [2021-11-23 02:20:57,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:57,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:57,548 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:57,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207456514] [2021-11-23 02:20:57,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207456514] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:20:57,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543101259] [2021-11-23 02:20:57,549 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 02:20:57,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:20:57,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:20:57,551 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:20:57,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:20:57,618 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 02:20:57,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:20:57,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 02:20:57,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:20:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:57,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:20:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:58,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543101259] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:20:58,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [129604848] [2021-11-23 02:20:58,413 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-23 02:20:58,413 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:20:58,413 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:20:58,413 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:20:58,414 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:20:58,535 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:20:58,914 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '341#(and (<= 0 |#NULL.base|) (<= |ULTIMATE.start_main_~y~0#1| 10000000) (<= 10000000 |ULTIMATE.start_main_~y~0#1|) (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |#NULL.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= (mod |ULTIMATE.start_main_~y~0#1| 4294967296) (mod |ULTIMATE.start_main_~x~0#1| 4294967296)) (<= |#NULL.base| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 5000000 |ULTIMATE.start_main_~z~0#1|) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|) (= (ite (= (mod |ULTIMATE.start_main_~x~0#1| 4294967296) (mod |ULTIMATE.start_main_~z~0#1| 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|))' at error location [2021-11-23 02:20:58,914 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:20:58,914 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:20:58,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 33 [2021-11-23 02:20:58,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764167848] [2021-11-23 02:20:58,915 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:20:58,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-23 02:20:58,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:58,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-23 02:20:58,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=998, Unknown=0, NotChecked=0, Total=1332 [2021-11-23 02:20:58,917 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 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) [2021-11-23 02:21:08,630 WARN L227 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:21:24,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:24,799 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2021-11-23 02:21:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-23 02:21:24,800 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 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 [2021-11-23 02:21:24,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:24,801 INFO L225 Difference]: With dead ends: 30 [2021-11-23 02:21:24,802 INFO L226 Difference]: Without dead ends: 27 [2021-11-23 02:21:24,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 26.3s TimeCoverageRelationStatistics Valid=674, Invalid=1488, Unknown=0, NotChecked=0, Total=2162 [2021-11-23 02:21:24,806 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:24,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 02:21:24,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-23 02:21:24,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-23 02:21:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 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) [2021-11-23 02:21:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-11-23 02:21:24,825 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 14 [2021-11-23 02:21:24,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:24,826 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2021-11-23 02:21:24,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 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) [2021-11-23 02:21:24,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-11-23 02:21:24,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 02:21:24,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:24,829 INFO L514 BasicCegarLoop]: trace histogram [22, 1, 1, 1, 1] [2021-11-23 02:21:24,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:21:25,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:25,058 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:21:25,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:25,058 INFO L85 PathProgramCache]: Analyzing trace with hash 292652646, now seen corresponding path program 4 times [2021-11-23 02:21:25,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:25,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448925180] [2021-11-23 02:21:25,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:25,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:26,003 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:26,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448925180] [2021-11-23 02:21:26,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448925180] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:21:26,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160857953] [2021-11-23 02:21:26,003 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-23 02:21:26,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:26,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:26,004 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:26,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:21:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:26,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-23 02:21:26,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:27,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:21:28,834 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:28,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [160857953] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:21:28,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [6736080] [2021-11-23 02:21:28,837 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-23 02:21:28,837 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:21:28,838 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:21:28,838 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:21:28,838 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:21:28,962 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:21:29,296 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '687#(and (= |ULTIMATE.start_main_~y~0#1| 10000000) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= (mod |ULTIMATE.start_main_~y~0#1| 4294967296) (mod |ULTIMATE.start_main_~x~0#1| 4294967296)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 5000000 |ULTIMATE.start_main_~z~0#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (ite (= (mod |ULTIMATE.start_main_~x~0#1| 4294967296) (mod |ULTIMATE.start_main_~z~0#1| 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|))' at error location [2021-11-23 02:21:29,296 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:21:29,296 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:21:29,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 69 [2021-11-23 02:21:29,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884149184] [2021-11-23 02:21:29,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:21:29,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-11-23 02:21:29,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:29,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-11-23 02:21:29,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1246, Invalid=4010, Unknown=0, NotChecked=0, Total=5256 [2021-11-23 02:21:29,302 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 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) [2021-11-23 02:23:26,674 WARN L227 SmtUtils]: Spent 1.21m on a formula simplification that was a NOOP. DAG size: 95 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:23:28,389 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 02:23:30,421 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296))) (and (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296) .cse0) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) .cse0) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 21 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) .cse0) (< (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) .cse0) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296) .cse0) (< (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296) .cse0) (< (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296) .cse0) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296) .cse0))) is different from false [2021-11-23 02:25:09,651 WARN L227 SmtUtils]: Spent 58.73s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:25:11,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 02:25:13,270 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296))) (and (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296) .cse0) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) .cse0) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) .cse0) (< (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) .cse0) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296) .cse0) (< (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296) .cse0) (< (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296) .cse0) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296) .cse0))) is different from false [2021-11-23 02:26:35,363 WARN L227 SmtUtils]: Spent 43.63s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:26:37,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 02:27:40,155 WARN L227 SmtUtils]: Spent 37.91s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:28:38,134 WARN L227 SmtUtils]: Spent 31.18s on a formula simplification that was a NOOP. DAG size: 71 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:28:39,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 02:28:41,492 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296))) (and (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296) .cse0) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) .cse0) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) .cse0) (< (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296) .cse0) (< (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296) .cse0) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296) .cse0))) is different from false [2021-11-23 02:29:38,869 WARN L227 SmtUtils]: Spent 25.50s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:30:29,900 WARN L227 SmtUtils]: Spent 18.59s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:30:31,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 02:30:58,471 WARN L227 SmtUtils]: Spent 9.62s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:31:28,493 WARN L227 SmtUtils]: Spent 6.69s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:31:42,794 WARN L227 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:32:12,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:32:12,113 INFO L93 Difference]: Finished difference Result 54 states and 77 transitions. [2021-11-23 02:32:12,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-11-23 02:32:12,114 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 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 26 [2021-11-23 02:32:12,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:32:12,115 INFO L225 Difference]: With dead ends: 54 [2021-11-23 02:32:12,115 INFO L226 Difference]: Without dead ends: 51 [2021-11-23 02:32:12,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 93 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2509 ImplicationChecksByTransitivity, 634.3s TimeCoverageRelationStatistics Valid=2533, Invalid=5835, Unknown=16, NotChecked=546, Total=8930 [2021-11-23 02:32:12,121 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 26 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:32:12,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 714 Invalid, 2 Unknown, 3 Unchecked, 11.6s Time] [2021-11-23 02:32:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-23 02:32:12,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-23 02:32:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 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) [2021-11-23 02:32:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2021-11-23 02:32:12,139 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 26 [2021-11-23 02:32:12,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:32:12,139 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2021-11-23 02:32:12,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 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) [2021-11-23 02:32:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2021-11-23 02:32:12,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 02:32:12,143 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:32:12,143 INFO L514 BasicCegarLoop]: trace histogram [46, 1, 1, 1, 1] [2021-11-23 02:32:12,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:32:12,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:12,357 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:32:12,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:32:12,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1910018534, now seen corresponding path program 5 times [2021-11-23 02:32:12,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:32:12,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650067097] [2021-11-23 02:32:12,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:32:12,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:32:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:32:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:32:14,678 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:32:14,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650067097] [2021-11-23 02:32:14,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650067097] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:32:14,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540096647] [2021-11-23 02:32:14,679 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:32:14,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:32:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:32:14,714 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:32:14,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d105cccf-1e96-4147-bcd7-16ec3701fa39/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 02:33:03,236 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 24 check-sat command(s) [2021-11-23 02:33:03,236 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:33:03,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 111 conjunts are in the unsatisfiable core [2021-11-23 02:33:03,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:33:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:33:06,364 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:33:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:33:24,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540096647] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:33:24,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2112643135] [2021-11-23 02:33:24,370 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-23 02:33:24,371 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:33:24,371 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:33:24,371 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:33:24,371 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:33:24,505 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:33:26,293 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1369#(and (= |ULTIMATE.start_main_~y~0#1| 10000000) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= (mod |ULTIMATE.start_main_~y~0#1| 4294967296) (mod |ULTIMATE.start_main_~x~0#1| 4294967296)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= 5000000 |ULTIMATE.start_main_~z~0#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (ite (= (mod |ULTIMATE.start_main_~x~0#1| 4294967296) (mod |ULTIMATE.start_main_~z~0#1| 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|))' at error location [2021-11-23 02:33:26,293 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:33:26,294 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:33:26,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 141 [2021-11-23 02:33:26,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109552731] [2021-11-23 02:33:26,294 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:33:26,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 142 states [2021-11-23 02:33:26,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:33:26,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 142 interpolants. [2021-11-23 02:33:26,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4889, Invalid=15990, Unknown=1, NotChecked=0, Total=20880 [2021-11-23 02:33:26,306 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand has 142 states, 142 states have (on average 1.0211267605633803) internal successors, (145), 141 states have internal predecessors, (145), 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) [2021-11-23 02:33:30,064 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse38 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 27) 4294967296)) (.cse13 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296)) (.cse43 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296)) (.cse46 (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse45 (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse59 (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse61 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296)) (.cse55 (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296)) (.cse24 (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse54 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296)) (.cse71 (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse26 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296)) (.cse73 (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse58 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 25) 4294967296)) (.cse74 (mod (+ 23 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse30 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296)) (.cse33 (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse68 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296)) (.cse63 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296)) (.cse67 (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse22 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296)) (.cse65 (mod (+ 21 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse70 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296)) (.cse8 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296)) (.cse50 (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse51 (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse56 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296)) (.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296)) (.cse60 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296))) (let ((.cse16 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 39) 4294967296)) (.cse2 (mod (+ 31 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse3 (<= .cse0 .cse60)) (.cse4 (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse20 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse34 (<= .cse0 .cse56)) (.cse14 (<= .cse0 .cse51)) (.cse36 (mod (+ 41 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse25 (<= .cse0 .cse50)) (.cse27 (<= .cse0 .cse8)) (.cse44 (<= .cse0 .cse70)) (.cse17 (<= .cse0 .cse65)) (.cse18 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296)) (.cse42 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 37) 4294967296)) (.cse10 (mod (+ 29 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse1 (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse52 (<= .cse0 .cse22)) (.cse21 (<= .cse0 .cse67)) (.cse39 (<= .cse0 .cse63)) (.cse48 (<= .cse0 .cse68)) (.cse31 (<= .cse0 .cse33)) (.cse15 (<= .cse0 .cse30)) (.cse37 (<= .cse0 .cse74)) (.cse40 (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse35 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 43) 4294967296)) (.cse57 (<= .cse0 .cse58)) (.cse7 (<= .cse0 .cse73)) (.cse29 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296)) (.cse5 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 45) 4294967296)) (.cse47 (<= .cse0 .cse26)) (.cse62 (<= .cse0 .cse71)) (.cse11 (<= .cse0 .cse54)) (.cse64 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 33) 4294967296)) (.cse32 (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse66 (<= .cse0 .cse24)) (.cse9 (<= .cse0 .cse55)) (.cse69 (<= .cse0 .cse61)) (.cse23 (<= .cse0 .cse59)) (.cse72 (<= .cse0 .cse45)) (.cse19 (<= .cse0 .cse46)) (.cse49 (<= .cse0 .cse43)) (.cse28 (mod (+ 35 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse41 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296)) (.cse53 (<= .cse0 .cse13)) (.cse12 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296)) (.cse6 (<= .cse0 .cse38))) (and (or (<= .cse0 .cse1) (< .cse2 .cse0) .cse3) (or (<= .cse0 .cse4) (< .cse5 .cse0) .cse6) (or .cse7 (< .cse8 .cse0) .cse9) (or (< .cse10 .cse0) .cse11 (<= .cse0 .cse12)) (or (< .cse13 .cse0) .cse14 .cse15) (or (< .cse16 .cse0) .cse17 (<= .cse0 .cse18)) (or .cse19 (< .cse20 .cse0) (<= .cse0 .cse16)) (or .cse21 (< .cse22 .cse0) .cse9) (or .cse23 (< .cse24 .cse0) .cse9) (or .cse25 (< .cse26 .cse0) .cse23) (or .cse27 (< .cse28 .cse0) (<= .cse0 .cse29)) (or .cse9 (< .cse30 .cse0)) (or (<= .cse0 .cse2) .cse31 (< .cse32 .cse0)) (or .cse9 .cse3 (< .cse33 .cse0)) (or .cse34 (<= .cse0 .cse35) (< .cse4 .cse0)) (or (< .cse36 .cse0) .cse37 (<= .cse0 .cse20)) (or .cse34 .cse14 (< .cse38 .cse0)) (or (<= .cse0 .cse36) .cse39 (< .cse40 .cse0)) (or .cse25 (<= .cse0 .cse41) (< .cse42 .cse0)) (or .cse27 (< .cse43 .cse0) .cse9) (or .cse44 (< .cse45 .cse0) .cse9) (or .cse44 (< .cse46 .cse0) .cse17) (or (< .cse18 .cse0) (<= .cse0 .cse42) .cse47) (or (<= .cse0 .cse10) (< .cse1 .cse0) .cse48) (or .cse49 (< .cse50 .cse0) .cse15) (or (< .cse51 .cse0) .cse9 .cse52) (or .cse23 .cse53 (< .cse54 .cse0)) (< .cse55 .cse0) (or (< .cse56 .cse0) .cse57 .cse52) (or .cse21 (< .cse58 .cse0) .cse39) (or (< .cse59 .cse0) .cse9 .cse15) (or .cse48 (< .cse60 .cse0) .cse15) (or (< .cse61 .cse0) .cse31 .cse15) (or .cse62 .cse37 (< .cse63 .cse0)) (or (<= .cse0 .cse40) (< .cse35 .cse0) .cse57) (or .cse7 (< .cse29 .cse0) (<= .cse0 .cse64)) (or .cse9 (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0) (<= .cse0 .cse5)) (or (< .cse65 .cse0) .cse66 .cse47) (or .cse62 .cse9 (< .cse67 .cse0)) (or .cse11 .cse9 (< .cse68 .cse0)) (or (< .cse64 .cse0) .cse69 (<= .cse0 .cse32)) (or (< .cse70 .cse0) .cse66 .cse9) (or (< .cse71 .cse0) .cse72 .cse9) (or (< .cse73 .cse0) .cse69 .cse23) (or (< .cse74 .cse0) .cse72 .cse19) (or .cse49 (<= .cse0 .cse28) (< .cse41 .cse0)) (or .cse53 (< .cse12 .cse0) .cse6)))) is different from false [2021-11-23 02:33:32,082 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse37 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 27) 4294967296)) (.cse12 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296)) (.cse42 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296)) (.cse45 (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse44 (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse58 (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse60 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296)) (.cse54 (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296)) (.cse23 (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse53 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296)) (.cse70 (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse25 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296)) (.cse72 (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse57 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 25) 4294967296)) (.cse73 (mod (+ 23 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse29 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296)) (.cse32 (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse67 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296)) (.cse62 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296)) (.cse66 (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse21 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296)) (.cse64 (mod (+ 21 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse69 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296)) (.cse7 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296)) (.cse49 (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse50 (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse55 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296)) (.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296)) (.cse59 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296))) (let ((.cse15 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 39) 4294967296)) (.cse2 (mod (+ 31 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse3 (<= .cse0 .cse59)) (.cse4 (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse19 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse33 (<= .cse0 .cse55)) (.cse13 (<= .cse0 .cse50)) (.cse35 (mod (+ 41 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse24 (<= .cse0 .cse49)) (.cse26 (<= .cse0 .cse7)) (.cse43 (<= .cse0 .cse69)) (.cse16 (<= .cse0 .cse64)) (.cse17 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296)) (.cse41 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 37) 4294967296)) (.cse9 (mod (+ 29 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse1 (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse51 (<= .cse0 .cse21)) (.cse20 (<= .cse0 .cse66)) (.cse38 (<= .cse0 .cse62)) (.cse47 (<= .cse0 .cse67)) (.cse30 (<= .cse0 .cse32)) (.cse14 (<= .cse0 .cse29)) (.cse36 (<= .cse0 .cse73)) (.cse39 (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse34 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 43) 4294967296)) (.cse56 (<= .cse0 .cse57)) (.cse6 (<= .cse0 .cse72)) (.cse28 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296)) (.cse46 (<= .cse0 .cse25)) (.cse61 (<= .cse0 .cse70)) (.cse10 (<= .cse0 .cse53)) (.cse63 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 33) 4294967296)) (.cse31 (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse65 (<= .cse0 .cse23)) (.cse8 (<= .cse0 .cse54)) (.cse68 (<= .cse0 .cse60)) (.cse22 (<= .cse0 .cse58)) (.cse71 (<= .cse0 .cse44)) (.cse18 (<= .cse0 .cse45)) (.cse48 (<= .cse0 .cse42)) (.cse27 (mod (+ 35 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse40 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296)) (.cse52 (<= .cse0 .cse12)) (.cse11 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296)) (.cse5 (<= .cse0 .cse37))) (and (or (<= .cse0 .cse1) (< .cse2 .cse0) .cse3) (or (<= .cse0 .cse4) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 45) 4294967296) .cse0) .cse5) (or .cse6 (< .cse7 .cse0) .cse8) (or (< .cse9 .cse0) .cse10 (<= .cse0 .cse11)) (or (< .cse12 .cse0) .cse13 .cse14) (or (< .cse15 .cse0) .cse16 (<= .cse0 .cse17)) (or .cse18 (< .cse19 .cse0) (<= .cse0 .cse15)) (or .cse20 (< .cse21 .cse0) .cse8) (or .cse22 (< .cse23 .cse0) .cse8) (or .cse24 (< .cse25 .cse0) .cse22) (or .cse26 (< .cse27 .cse0) (<= .cse0 .cse28)) (or .cse8 (< .cse29 .cse0)) (or (<= .cse0 .cse2) .cse30 (< .cse31 .cse0)) (or .cse8 .cse3 (< .cse32 .cse0)) (or .cse33 (<= .cse0 .cse34) (< .cse4 .cse0)) (or (< .cse35 .cse0) .cse36 (<= .cse0 .cse19)) (or .cse33 .cse13 (< .cse37 .cse0)) (or (<= .cse0 .cse35) .cse38 (< .cse39 .cse0)) (or .cse24 (<= .cse0 .cse40) (< .cse41 .cse0)) (or .cse26 (< .cse42 .cse0) .cse8) (or .cse43 (< .cse44 .cse0) .cse8) (or .cse43 (< .cse45 .cse0) .cse16) (or (< .cse17 .cse0) (<= .cse0 .cse41) .cse46) (or (<= .cse0 .cse9) (< .cse1 .cse0) .cse47) (or .cse48 (< .cse49 .cse0) .cse14) (or (< .cse50 .cse0) .cse8 .cse51) (or .cse22 .cse52 (< .cse53 .cse0)) (< .cse54 .cse0) (or (< .cse55 .cse0) .cse56 .cse51) (or .cse20 (< .cse57 .cse0) .cse38) (or (< .cse58 .cse0) .cse8 .cse14) (or .cse47 (< .cse59 .cse0) .cse14) (or (< .cse60 .cse0) .cse30 .cse14) (or .cse61 .cse36 (< .cse62 .cse0)) (or (<= .cse0 .cse39) (< .cse34 .cse0) .cse56) (or .cse6 (< .cse28 .cse0) (<= .cse0 .cse63)) (or (< .cse64 .cse0) .cse65 .cse46) (or .cse61 .cse8 (< .cse66 .cse0)) (or .cse10 .cse8 (< .cse67 .cse0)) (or (< .cse63 .cse0) .cse68 (<= .cse0 .cse31)) (or (< .cse69 .cse0) .cse65 .cse8) (or (< .cse70 .cse0) .cse71 .cse8) (or (< .cse72 .cse0) .cse68 .cse22) (or (< .cse73 .cse0) .cse71 .cse18) (or .cse48 (<= .cse0 .cse27) (< .cse40 .cse0)) (or .cse52 (< .cse11 .cse0) .cse5)))) is different from false [2021-11-23 02:33:34,095 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse10 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296)) (.cse40 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296)) (.cse43 (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse42 (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse56 (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse58 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296)) (.cse52 (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296)) (.cse21 (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse51 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296)) (.cse68 (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse23 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296)) (.cse70 (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse55 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 25) 4294967296)) (.cse71 (mod (+ 23 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse27 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296)) (.cse30 (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse65 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296)) (.cse60 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296)) (.cse64 (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse19 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296)) (.cse62 (mod (+ 21 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse67 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296)) (.cse5 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296)) (.cse47 (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse48 (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse53 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296)) (.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296)) (.cse57 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296))) (let ((.cse13 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 39) 4294967296)) (.cse2 (mod (+ 31 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse3 (<= .cse0 .cse57)) (.cse17 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse31 (<= .cse0 .cse53)) (.cse11 (<= .cse0 .cse48)) (.cse33 (mod (+ 41 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse22 (<= .cse0 .cse47)) (.cse24 (<= .cse0 .cse5)) (.cse41 (<= .cse0 .cse67)) (.cse14 (<= .cse0 .cse62)) (.cse15 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296)) (.cse39 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 37) 4294967296)) (.cse7 (mod (+ 29 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse1 (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse49 (<= .cse0 .cse19)) (.cse18 (<= .cse0 .cse64)) (.cse36 (<= .cse0 .cse60)) (.cse45 (<= .cse0 .cse65)) (.cse28 (<= .cse0 .cse30)) (.cse12 (<= .cse0 .cse27)) (.cse34 (<= .cse0 .cse71)) (.cse37 (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse32 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 43) 4294967296)) (.cse54 (<= .cse0 .cse55)) (.cse4 (<= .cse0 .cse70)) (.cse26 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296)) (.cse44 (<= .cse0 .cse23)) (.cse59 (<= .cse0 .cse68)) (.cse8 (<= .cse0 .cse51)) (.cse61 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 33) 4294967296)) (.cse29 (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse63 (<= .cse0 .cse21)) (.cse6 (<= .cse0 .cse52)) (.cse66 (<= .cse0 .cse58)) (.cse20 (<= .cse0 .cse56)) (.cse69 (<= .cse0 .cse42)) (.cse16 (<= .cse0 .cse43)) (.cse46 (<= .cse0 .cse40)) (.cse25 (mod (+ 35 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse38 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296)) (.cse50 (<= .cse0 .cse10)) (.cse9 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296)) (.cse35 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 27) 4294967296))) (and (or (<= .cse0 .cse1) (< .cse2 .cse0) .cse3) (or .cse4 (< .cse5 .cse0) .cse6) (or (< .cse7 .cse0) .cse8 (<= .cse0 .cse9)) (or (< .cse10 .cse0) .cse11 .cse12) (or (< .cse13 .cse0) .cse14 (<= .cse0 .cse15)) (or .cse16 (< .cse17 .cse0) (<= .cse0 .cse13)) (or .cse18 (< .cse19 .cse0) .cse6) (or .cse20 (< .cse21 .cse0) .cse6) (or .cse22 (< .cse23 .cse0) .cse20) (or .cse24 (< .cse25 .cse0) (<= .cse0 .cse26)) (or .cse6 (< .cse27 .cse0)) (or (<= .cse0 .cse2) .cse28 (< .cse29 .cse0)) (or .cse6 .cse3 (< .cse30 .cse0)) (or .cse31 (<= .cse0 .cse32) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) .cse0)) (or (< .cse33 .cse0) .cse34 (<= .cse0 .cse17)) (or .cse31 .cse11 (< .cse35 .cse0)) (or (<= .cse0 .cse33) .cse36 (< .cse37 .cse0)) (or .cse22 (<= .cse0 .cse38) (< .cse39 .cse0)) (or .cse24 (< .cse40 .cse0) .cse6) (or .cse41 (< .cse42 .cse0) .cse6) (or .cse41 (< .cse43 .cse0) .cse14) (or (< .cse15 .cse0) (<= .cse0 .cse39) .cse44) (or (<= .cse0 .cse7) (< .cse1 .cse0) .cse45) (or .cse46 (< .cse47 .cse0) .cse12) (or (< .cse48 .cse0) .cse6 .cse49) (or .cse20 .cse50 (< .cse51 .cse0)) (< .cse52 .cse0) (or (< .cse53 .cse0) .cse54 .cse49) (or .cse18 (< .cse55 .cse0) .cse36) (or (< .cse56 .cse0) .cse6 .cse12) (or .cse45 (< .cse57 .cse0) .cse12) (or (< .cse58 .cse0) .cse28 .cse12) (or .cse59 .cse34 (< .cse60 .cse0)) (or (<= .cse0 .cse37) (< .cse32 .cse0) .cse54) (or .cse4 (< .cse26 .cse0) (<= .cse0 .cse61)) (or (< .cse62 .cse0) .cse63 .cse44) (or .cse59 .cse6 (< .cse64 .cse0)) (or .cse8 .cse6 (< .cse65 .cse0)) (or (< .cse61 .cse0) .cse66 (<= .cse0 .cse29)) (or (< .cse67 .cse0) .cse63 .cse6) (or (< .cse68 .cse0) .cse69 .cse6) (or (< .cse70 .cse0) .cse66 .cse20) (or (< .cse71 .cse0) .cse69 .cse16) (or .cse46 (<= .cse0 .cse25) (< .cse38 .cse0)) (or .cse50 (< .cse9 .cse0) (<= .cse0 .cse35))))) is different from false [2021-11-23 02:33:36,112 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse10 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296)) (.cse39 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296)) (.cse42 (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse41 (mod (+ 5 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse54 (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse56 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 15) 4294967296)) (.cse51 (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296)) (.cse21 (mod (+ 3 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse50 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 11) 4294967296)) (.cse66 (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse23 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296)) (.cse68 (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse53 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 25) 4294967296)) (.cse69 (mod (+ 23 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse27 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 1) 4294967296)) (.cse30 (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse63 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296)) (.cse58 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296)) (.cse62 (mod (+ 7 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse19 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296)) (.cse60 (mod (+ 21 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse65 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296)) (.cse5 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 17) 4294967296)) (.cse46 (mod (+ 19 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse47 (mod (+ 9 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse0 (mod |c_ULTIMATE.start_main_~y~0#1| 4294967296)) (.cse55 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 13) 4294967296))) (let ((.cse13 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 39) 4294967296)) (.cse2 (mod (+ 31 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse3 (<= .cse0 .cse55)) (.cse17 (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse11 (<= .cse0 .cse47)) (.cse31 (mod (+ 41 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse22 (<= .cse0 .cse46)) (.cse24 (<= .cse0 .cse5)) (.cse40 (<= .cse0 .cse65)) (.cse14 (<= .cse0 .cse60)) (.cse15 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296)) (.cse38 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 37) 4294967296)) (.cse7 (mod (+ 29 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse1 (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse33 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296)) (.cse48 (<= .cse0 .cse19)) (.cse18 (<= .cse0 .cse62)) (.cse35 (<= .cse0 .cse58)) (.cse44 (<= .cse0 .cse63)) (.cse28 (<= .cse0 .cse30)) (.cse12 (<= .cse0 .cse27)) (.cse32 (<= .cse0 .cse69)) (.cse36 (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse52 (<= .cse0 .cse53)) (.cse4 (<= .cse0 .cse68)) (.cse26 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296)) (.cse43 (<= .cse0 .cse23)) (.cse57 (<= .cse0 .cse66)) (.cse8 (<= .cse0 .cse50)) (.cse59 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 33) 4294967296)) (.cse29 (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse61 (<= .cse0 .cse21)) (.cse6 (<= .cse0 .cse51)) (.cse64 (<= .cse0 .cse56)) (.cse20 (<= .cse0 .cse54)) (.cse67 (<= .cse0 .cse41)) (.cse16 (<= .cse0 .cse42)) (.cse45 (<= .cse0 .cse39)) (.cse25 (mod (+ 35 |c_ULTIMATE.start_main_~x~0#1|) 4294967296)) (.cse37 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296)) (.cse49 (<= .cse0 .cse10)) (.cse9 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296)) (.cse34 (mod (+ |c_ULTIMATE.start_main_~x~0#1| 27) 4294967296))) (and (or (<= .cse0 .cse1) (< .cse2 .cse0) .cse3) (or .cse4 (< .cse5 .cse0) .cse6) (or (< .cse7 .cse0) .cse8 (<= .cse0 .cse9)) (or (< .cse10 .cse0) .cse11 .cse12) (or (< .cse13 .cse0) .cse14 (<= .cse0 .cse15)) (or .cse16 (< .cse17 .cse0) (<= .cse0 .cse13)) (or .cse18 (< .cse19 .cse0) .cse6) (or .cse20 (< .cse21 .cse0) .cse6) (or .cse22 (< .cse23 .cse0) .cse20) (or .cse24 (< .cse25 .cse0) (<= .cse0 .cse26)) (or .cse6 (< .cse27 .cse0)) (or (<= .cse0 .cse2) .cse28 (< .cse29 .cse0)) (or .cse6 .cse3 (< .cse30 .cse0)) (or (< .cse31 .cse0) .cse32 (<= .cse0 .cse17)) (or (<= .cse0 .cse33) .cse11 (< .cse34 .cse0)) (or (<= .cse0 .cse31) .cse35 (< .cse36 .cse0)) (or .cse22 (<= .cse0 .cse37) (< .cse38 .cse0)) (or .cse24 (< .cse39 .cse0) .cse6) (or .cse40 (< .cse41 .cse0) .cse6) (or .cse40 (< .cse42 .cse0) .cse14) (or (< .cse15 .cse0) (<= .cse0 .cse38) .cse43) (or (<= .cse0 .cse7) (< .cse1 .cse0) .cse44) (or .cse45 (< .cse46 .cse0) .cse12) (or (< .cse47 .cse0) .cse6 .cse48) (or .cse20 .cse49 (< .cse50 .cse0)) (< .cse51 .cse0) (or (< .cse33 .cse0) .cse52 .cse48) (or .cse18 (< .cse53 .cse0) .cse35) (or (< .cse54 .cse0) .cse6 .cse12) (or .cse44 (< .cse55 .cse0) .cse12) (or (< .cse56 .cse0) .cse28 .cse12) (or .cse57 .cse32 (< .cse58 .cse0)) (or (<= .cse0 .cse36) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 43) 4294967296) .cse0) .cse52) (or .cse4 (< .cse26 .cse0) (<= .cse0 .cse59)) (or (< .cse60 .cse0) .cse61 .cse43) (or .cse57 .cse6 (< .cse62 .cse0)) (or .cse8 .cse6 (< .cse63 .cse0)) (or (< .cse59 .cse0) .cse64 (<= .cse0 .cse29)) (or (< .cse65 .cse0) .cse61 .cse6) (or (< .cse66 .cse0) .cse67 .cse6) (or (< .cse68 .cse0) .cse64 .cse20) (or (< .cse69 .cse0) .cse67 .cse16) (or .cse45 (<= .cse0 .cse25) (< .cse37 .cse0)) (or .cse49 (< .cse9 .cse0) (<= .cse0 .cse34))))) is different from false