./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh --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 7bfa83e4265de8b9a1bd21dc33b28b63f68994b9952943e0726905cc1e10334a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 14:27:49,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:27:49,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:27:49,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:27:49,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:27:49,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:27:49,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:27:49,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:27:49,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:27:49,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:27:49,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:27:49,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:27:49,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:27:49,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:27:49,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:27:49,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:27:49,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:27:49,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:27:49,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:27:49,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:27:49,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:27:49,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:27:49,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:27:49,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:27:49,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:27:49,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:27:49,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:27:49,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:27:49,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:27:49,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:27:49,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:27:49,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:27:49,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:27:49,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:27:49,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:27:49,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:27:49,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:27:49,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:27:49,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:27:49,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:27:49,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:27:49,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 14:27:49,078 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:27:49,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:27:49,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:27:49,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:27:49,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:27:49,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:27:49,079 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:27:49,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:27:49,080 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:27:49,080 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:27:49,081 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:27:49,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:27:49,081 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 14:27:49,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:27:49,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:27:49,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:27:49,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:27:49,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:27:49,083 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:27:49,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:27:49,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:27:49,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:27:49,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bfa83e4265de8b9a1bd21dc33b28b63f68994b9952943e0726905cc1e10334a [2022-12-14 14:27:49,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:27:49,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:27:49,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:27:49,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:27:49,266 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:27:49,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/array-fpi/eqn4.c [2022-12-14 14:27:51,898 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:27:52,040 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:27:52,040 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/sv-benchmarks/c/array-fpi/eqn4.c [2022-12-14 14:27:52,045 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/data/3fd7953ef/e95080c70d424966818ec4a6f3d2888a/FLAG36c76d887 [2022-12-14 14:27:52,058 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/data/3fd7953ef/e95080c70d424966818ec4a6f3d2888a [2022-12-14 14:27:52,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:27:52,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:27:52,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:27:52,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:27:52,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:27:52,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e270ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52, skipping insertion in model container [2022-12-14 14:27:52,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:27:52,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:27:52,203 WARN L237 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_d45330d5-98dc-448e-9325-10b6d92cb567/sv-benchmarks/c/array-fpi/eqn4.c[587,600] [2022-12-14 14:27:52,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:27:52,229 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:27:52,239 WARN L237 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_d45330d5-98dc-448e-9325-10b6d92cb567/sv-benchmarks/c/array-fpi/eqn4.c[587,600] [2022-12-14 14:27:52,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:27:52,257 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:27:52,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52 WrapperNode [2022-12-14 14:27:52,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:27:52,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:27:52,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:27:52,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:27:52,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,292 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-12-14 14:27:52,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:27:52,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:27:52,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:27:52,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:27:52,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:27:52,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:27:52,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:27:52,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:27:52,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (1/1) ... [2022-12-14 14:27:52,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:27:52,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:52,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:27:52,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:27:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:27:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:27:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:27:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:27:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:27:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:27:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:27:52,438 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:27:52,439 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:27:52,560 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:27:52,590 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:27:52,590 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 14:27:52,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:27:52 BoogieIcfgContainer [2022-12-14 14:27:52,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:27:52,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:27:52,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:27:52,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:27:52,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:27:52" (1/3) ... [2022-12-14 14:27:52,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534b85b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:27:52, skipping insertion in model container [2022-12-14 14:27:52,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:27:52" (2/3) ... [2022-12-14 14:27:52,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534b85b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:27:52, skipping insertion in model container [2022-12-14 14:27:52,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:27:52" (3/3) ... [2022-12-14 14:27:52,599 INFO L112 eAbstractionObserver]: Analyzing ICFG eqn4.c [2022-12-14 14:27:52,614 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:27:52,614 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:27:52,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:27:52,655 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@523e09cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:27:52,655 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:27:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 14:27:52,664 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:52,664 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:52,665 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:52,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:52,669 INFO L85 PathProgramCache]: Analyzing trace with hash -794748304, now seen corresponding path program 1 times [2022-12-14 14:27:52,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:52,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322899002] [2022-12-14 14:27:52,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:52,775 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:52,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1830565757] [2022-12-14 14:27:52,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:52,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:52,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:52,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:52,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:27:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:52,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 14:27:52,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:52,938 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-12-14 14:27:52,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-12-14 14:27:52,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:27:52,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:27:53,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:27:53,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:53,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:27:53,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:53,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322899002] [2022-12-14 14:27:53,084 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:53,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830565757] [2022-12-14 14:27:53,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830565757] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:27:53,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:27:53,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:27:53,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078804571] [2022-12-14 14:27:53,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:27:53,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:27:53,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:53,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:27:53,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:27:53,113 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:53,205 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-12-14 14:27:53,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:27:53,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-12-14 14:27:53,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:53,213 INFO L225 Difference]: With dead ends: 35 [2022-12-14 14:27:53,214 INFO L226 Difference]: Without dead ends: 20 [2022-12-14 14:27:53,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:27:53,219 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 19 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:53,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 19 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:27:53,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-12-14 14:27:53,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 13. [2022-12-14 14:27:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2022-12-14 14:27:53,243 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 17 transitions. Word has length 7 [2022-12-14 14:27:53,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:53,243 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-12-14 14:27:53,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2022-12-14 14:27:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 14:27:53,244 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:53,244 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:53,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:27:53,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-12-14 14:27:53,446 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:53,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1127926275, now seen corresponding path program 1 times [2022-12-14 14:27:53,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:53,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462972764] [2022-12-14 14:27:53,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:53,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:53,531 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:53,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [614237721] [2022-12-14 14:27:53,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:53,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:53,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:53,536 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:53,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:27:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:53,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:27:53,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:53,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:27:53,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:53,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462972764] [2022-12-14 14:27:53,640 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:53,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614237721] [2022-12-14 14:27:53,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614237721] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:27:53,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:27:53,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:27:53,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315368151] [2022-12-14 14:27:53,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:27:53,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:27:53,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:53,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:27:53,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:27:53,642 INFO L87 Difference]: Start difference. First operand 13 states and 17 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:53,676 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2022-12-14 14:27:53,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:27:53,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-14 14:27:53,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:53,677 INFO L225 Difference]: With dead ends: 25 [2022-12-14 14:27:53,677 INFO L226 Difference]: Without dead ends: 19 [2022-12-14 14:27:53,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:27:53,678 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 4 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:53,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:27:53,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-12-14 14:27:53,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 13. [2022-12-14 14:27:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2022-12-14 14:27:53,681 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 16 transitions. Word has length 8 [2022-12-14 14:27:53,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:53,681 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-12-14 14:27:53,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2022-12-14 14:27:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 14:27:53,681 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:53,681 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:53,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 14:27:53,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:53,883 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:53,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:53,885 INFO L85 PathProgramCache]: Analyzing trace with hash 849022933, now seen corresponding path program 1 times [2022-12-14 14:27:53,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:53,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212777809] [2022-12-14 14:27:53,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:53,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:53,961 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:53,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [642579194] [2022-12-14 14:27:53,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:53,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:53,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:53,966 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:53,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 14:27:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:54,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:27:54,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:54,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:27:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:54,111 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:54,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212777809] [2022-12-14 14:27:54,112 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:54,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642579194] [2022-12-14 14:27:54,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642579194] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:27:54,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [191340807] [2022-12-14 14:27:54,126 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:27:54,126 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:27:54,129 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:27:54,133 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:27:54,133 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:27:54,263 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:27:54,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:27:54,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:27:54,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:27:54,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:27:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,519 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:54,520 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:54,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,609 INFO L321 Elim1Store]: treesize reduction 241, result has 12.4 percent of original size [2022-12-14 14:27:54,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 524 treesize of output 534 [2022-12-14 14:27:54,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:54,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:27:54,810 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:27:55,057 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '238#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (<= ~N~0 1) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:27:55,057 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:27:55,057 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:27:55,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2022-12-14 14:27:55,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237622103] [2022-12-14 14:27:55,058 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:27:55,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:27:55,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:55,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:27:55,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-12-14 14:27:55,059 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) 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) [2022-12-14 14:27:55,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:55,135 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2022-12-14 14:27:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 14:27:55,135 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) 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 8 [2022-12-14 14:27:55,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:55,136 INFO L225 Difference]: With dead ends: 29 [2022-12-14 14:27:55,136 INFO L226 Difference]: Without dead ends: 24 [2022-12-14 14:27:55,137 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2022-12-14 14:27:55,138 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 15 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:55,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 18 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:27:55,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-12-14 14:27:55,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 14. [2022-12-14 14:27:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-12-14 14:27:55,142 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 17 transitions. Word has length 8 [2022-12-14 14:27:55,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:55,142 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-14 14:27:55,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) 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) [2022-12-14 14:27:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2022-12-14 14:27:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 14:27:55,143 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:55,143 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:55,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 14:27:55,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:55,344 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:55,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:55,345 INFO L85 PathProgramCache]: Analyzing trace with hash 545227070, now seen corresponding path program 1 times [2022-12-14 14:27:55,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:55,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481223455] [2022-12-14 14:27:55,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:55,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:55,366 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:55,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408776713] [2022-12-14 14:27:55,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:55,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:55,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:55,367 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:55,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 14:27:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:55,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 14:27:55,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:55,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:27:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:55,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-12-14 14:27:55,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:27:55,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:27:55,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:27:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:55,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:27:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:55,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:55,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481223455] [2022-12-14 14:27:55,651 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:55,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408776713] [2022-12-14 14:27:55,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408776713] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:27:55,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1815081708] [2022-12-14 14:27:55,654 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:27:55,654 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:27:55,654 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:27:55,654 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:27:55,654 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:27:55,752 INFO L321 Elim1Store]: treesize reduction 111, result has 29.3 percent of original size [2022-12-14 14:27:55,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 64 [2022-12-14 14:27:55,815 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:27:55,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:27:55,911 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:27:55,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:27:55,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:55,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:55,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:27:56,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,136 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:27:56,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 560 treesize of output 528 [2022-12-14 14:27:56,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:27:56,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,258 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:56,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:27:56,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,303 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,324 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:27:56,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:27:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:56,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:56,358 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:56,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:27:56,371 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:27:56,551 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '368#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:27:56,551 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:27:56,551 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:27:56,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-12-14 14:27:56,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285161025] [2022-12-14 14:27:56,551 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:27:56,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 14:27:56,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:56,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 14:27:56,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-12-14 14:27:56,552 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-12-14 14:27:56,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:56,768 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2022-12-14 14:27:56,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 14:27:56,768 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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 9 [2022-12-14 14:27:56,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:56,769 INFO L225 Difference]: With dead ends: 38 [2022-12-14 14:27:56,769 INFO L226 Difference]: Without dead ends: 36 [2022-12-14 14:27:56,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2022-12-14 14:27:56,771 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 53 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:56,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 18 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:27:56,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-12-14 14:27:56,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 16. [2022-12-14 14:27:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2022-12-14 14:27:56,774 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 21 transitions. Word has length 9 [2022-12-14 14:27:56,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:56,775 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-12-14 14:27:56,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-12-14 14:27:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2022-12-14 14:27:56,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 14:27:56,775 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:56,775 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:56,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 14:27:56,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-12-14 14:27:56,977 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:56,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:56,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1813092602, now seen corresponding path program 1 times [2022-12-14 14:27:56,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:56,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517969949] [2022-12-14 14:27:56,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:56,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:57,019 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:57,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [717775476] [2022-12-14 14:27:57,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:57,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:57,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:57,022 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:57,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 14:27:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:57,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 14:27:57,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:57,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:57,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:27:57,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:57,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517969949] [2022-12-14 14:27:57,089 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:57,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717775476] [2022-12-14 14:27:57,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717775476] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:27:57,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:27:57,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:27:57,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825168598] [2022-12-14 14:27:57,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:27:57,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:27:57,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:57,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:27:57,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:27:57,091 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) 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) [2022-12-14 14:27:57,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:57,133 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2022-12-14 14:27:57,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:27:57,133 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) 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 10 [2022-12-14 14:27:57,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:57,134 INFO L225 Difference]: With dead ends: 30 [2022-12-14 14:27:57,134 INFO L226 Difference]: Without dead ends: 20 [2022-12-14 14:27:57,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2022-12-14 14:27:57,134 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 6 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:57,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 12 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:27:57,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-12-14 14:27:57,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 15. [2022-12-14 14:27:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:57,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2022-12-14 14:27:57,138 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 19 transitions. Word has length 10 [2022-12-14 14:27:57,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:57,138 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 19 transitions. [2022-12-14 14:27:57,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) 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) [2022-12-14 14:27:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2022-12-14 14:27:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 14:27:57,138 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:57,138 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:57,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-12-14 14:27:57,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:57,340 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:57,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:57,341 INFO L85 PathProgramCache]: Analyzing trace with hash -172558306, now seen corresponding path program 2 times [2022-12-14 14:27:57,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:57,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641632853] [2022-12-14 14:27:57,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:57,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:57,400 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:57,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [575534004] [2022-12-14 14:27:57,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 14:27:57,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:57,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:57,402 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:57,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 14:27:57,499 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 14:27:57,499 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:27:57,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 14:27:57,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:57,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:57,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:27:57,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:57,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:57,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641632853] [2022-12-14 14:27:57,560 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:57,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575534004] [2022-12-14 14:27:57,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575534004] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:27:57,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [95558015] [2022-12-14 14:27:57,562 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:27:57,562 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:27:57,562 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:27:57,562 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:27:57,562 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:27:57,638 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:27:57,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:27:57,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:27:57,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:27:57,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:27:57,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,867 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:27:57,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 560 treesize of output 528 [2022-12-14 14:27:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:27:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,949 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:57,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:27:57,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:57,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:57,998 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:27:57,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:27:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:58,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:58,026 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:58,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:27:58,037 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:27:58,263 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '641#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:27:58,263 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:27:58,263 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:27:58,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-12-14 14:27:58,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850236485] [2022-12-14 14:27:58,263 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:27:58,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 14:27:58,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:58,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 14:27:58,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-12-14 14:27:58,265 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. Second operand has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:58,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:58,397 INFO L93 Difference]: Finished difference Result 55 states and 66 transitions. [2022-12-14 14:27:58,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 14:27:58,397 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-14 14:27:58,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:58,398 INFO L225 Difference]: With dead ends: 55 [2022-12-14 14:27:58,398 INFO L226 Difference]: Without dead ends: 44 [2022-12-14 14:27:58,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=323, Unknown=0, NotChecked=0, Total=420 [2022-12-14 14:27:58,399 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 34 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:58,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 28 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:27:58,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-14 14:27:58,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 27. [2022-12-14 14:27:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 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) [2022-12-14 14:27:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-12-14 14:27:58,405 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 11 [2022-12-14 14:27:58,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:58,406 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-12-14 14:27:58,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:27:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-12-14 14:27:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 14:27:58,406 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:58,406 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:27:58,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 14:27:58,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:58,608 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:58,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:58,609 INFO L85 PathProgramCache]: Analyzing trace with hash -701556884, now seen corresponding path program 1 times [2022-12-14 14:27:58,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:58,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307085701] [2022-12-14 14:27:58,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:58,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:58,652 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:27:58,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1273249488] [2022-12-14 14:27:58,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:58,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:27:58,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:27:58,653 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:27:58,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 14:27:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:58,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 14:27:58,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:27:58,768 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 14:27:58,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 14:27:58,789 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 14:27:58,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 14:27:58,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:27:58,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2022-12-14 14:27:58,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:27:58,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:27:58,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2022-12-14 14:27:58,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:58,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2022-12-14 14:27:58,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:58,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-12-14 14:27:58,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:27:58,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:58,938 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:58,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:27:58,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:58,966 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:27:58,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 32 [2022-12-14 14:27:59,064 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-14 14:27:59,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 32 [2022-12-14 14:27:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:59,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:27:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:27:59,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:59,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307085701] [2022-12-14 14:27:59,491 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:27:59,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273249488] [2022-12-14 14:27:59,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273249488] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:27:59,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [429804365] [2022-12-14 14:27:59,493 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:27:59,493 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:27:59,494 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:27:59,494 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:27:59,494 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:27:59,556 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:27:59,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:27:59,650 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:27:59,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:27:59,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:27:59,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:27:59,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:59,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:27:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:27:59,947 INFO L321 Elim1Store]: treesize reduction 246, result has 10.5 percent of original size [2022-12-14 14:27:59,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 522 treesize of output 529 [2022-12-14 14:28:00,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:00,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:00,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:00,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:00,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:00,145 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:00,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:00,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:00,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:00,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:00,178 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:00,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:00,233 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:00,661 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '861#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:00,661 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:00,661 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:00,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 15 [2022-12-14 14:28:00,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063296649] [2022-12-14 14:28:00,661 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:00,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-14 14:28:00,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:00,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-14 14:28:00,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=356, Unknown=0, NotChecked=0, Total=420 [2022-12-14 14:28:00,662 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 15 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:01,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:01,625 INFO L93 Difference]: Finished difference Result 51 states and 58 transitions. [2022-12-14 14:28:01,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 14:28:01,626 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-12-14 14:28:01,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:01,627 INFO L225 Difference]: With dead ends: 51 [2022-12-14 14:28:01,627 INFO L226 Difference]: Without dead ends: 42 [2022-12-14 14:28:01,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=169, Invalid=701, Unknown=0, NotChecked=0, Total=870 [2022-12-14 14:28:01,627 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 71 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:01,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 34 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 14:28:01,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-12-14 14:28:01,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 28. [2022-12-14 14:28:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 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) [2022-12-14 14:28:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2022-12-14 14:28:01,632 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 33 transitions. Word has length 12 [2022-12-14 14:28:01,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:01,632 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-12-14 14:28:01,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 14:28:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 14:28:01,632 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:01,633 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:01,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-12-14 14:28:01,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:01,834 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:01,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:01,836 INFO L85 PathProgramCache]: Analyzing trace with hash -426879810, now seen corresponding path program 3 times [2022-12-14 14:28:01,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:01,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594754354] [2022-12-14 14:28:01,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:01,858 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:01,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [626710780] [2022-12-14 14:28:01,859 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 14:28:01,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:01,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:01,860 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:01,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 14:28:02,111 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 14:28:02,111 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:28:02,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 14:28:02,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:02,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:28:02,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-12-14 14:28:02,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:28:02,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:28:02,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:28:02,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:28:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:28:02,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-14 14:28:02,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:28:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:28:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:02,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:02,586 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_270 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_270) |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) is different from false [2022-12-14 14:28:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 3 not checked. [2022-12-14 14:28:02,600 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:02,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594754354] [2022-12-14 14:28:02,600 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:02,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626710780] [2022-12-14 14:28:02,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626710780] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:02,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1389441370] [2022-12-14 14:28:02,602 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:28:02,602 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:02,603 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:02,603 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:02,603 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:02,666 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:28:02,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:28:02,754 INFO L321 Elim1Store]: treesize reduction 111, result has 29.3 percent of original size [2022-12-14 14:28:02,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 64 [2022-12-14 14:28:02,840 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:02,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:02,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:28:02,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:02,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,069 INFO L321 Elim1Store]: treesize reduction 246, result has 10.5 percent of original size [2022-12-14 14:28:03,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 522 treesize of output 529 [2022-12-14 14:28:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:03,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:03,217 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:03,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:03,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:03,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:03,266 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:28:03,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:28:03,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:03,295 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:03,297 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:03,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:03,308 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:03,506 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1094#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:03,506 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:03,506 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:03,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2022-12-14 14:28:03,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90373788] [2022-12-14 14:28:03,506 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:03,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-12-14 14:28:03,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:03,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-12-14 14:28:03,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=377, Unknown=1, NotChecked=40, Total=506 [2022-12-14 14:28:03,507 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. Second operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:04,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:04,472 INFO L93 Difference]: Finished difference Result 78 states and 90 transitions. [2022-12-14 14:28:04,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-14 14:28:04,473 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-12-14 14:28:04,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:04,475 INFO L225 Difference]: With dead ends: 78 [2022-12-14 14:28:04,475 INFO L226 Difference]: Without dead ends: 76 [2022-12-14 14:28:04,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 17 SyntacticMatches, 6 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=264, Invalid=999, Unknown=1, NotChecked=68, Total=1332 [2022-12-14 14:28:04,476 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 100 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 33 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:04,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 67 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 149 Invalid, 0 Unknown, 33 Unchecked, 0.4s Time] [2022-12-14 14:28:04,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-12-14 14:28:04,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 32. [2022-12-14 14:28:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 31 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:04,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-12-14 14:28:04,488 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 13 [2022-12-14 14:28:04,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:04,488 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-12-14 14:28:04,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:04,488 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-12-14 14:28:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 14:28:04,489 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:04,489 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:04,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-14 14:28:04,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-12-14 14:28:04,690 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:04,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:04,690 INFO L85 PathProgramCache]: Analyzing trace with hash 4411084, now seen corresponding path program 2 times [2022-12-14 14:28:04,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:04,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725844877] [2022-12-14 14:28:04,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:04,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:04,705 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:04,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2072994260] [2022-12-14 14:28:04,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 14:28:04,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:04,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:04,706 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:04,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-14 14:28:04,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 14:28:04,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:28:04,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 14:28:04,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 14:28:04,863 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 14:28:04,887 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725844877] [2022-12-14 14:28:04,887 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072994260] [2022-12-14 14:28:04,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072994260] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [13854873] [2022-12-14 14:28:04,889 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:28:04,889 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:04,889 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:04,889 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:04,889 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:04,939 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:28:04,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:28:05,017 INFO L321 Elim1Store]: treesize reduction 111, result has 29.3 percent of original size [2022-12-14 14:28:05,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 64 [2022-12-14 14:28:05,114 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:05,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:05,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:28:05,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,299 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:28:05,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 560 treesize of output 528 [2022-12-14 14:28:05,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:05,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,377 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:05,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,430 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:28:05,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:28:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:05,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:05,464 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:05,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:05,518 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:05,887 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1387#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:05,887 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:05,887 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:05,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-12-14 14:28:05,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463307869] [2022-12-14 14:28:05,888 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:05,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 14:28:05,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:05,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 14:28:05,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-12-14 14:28:05,889 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 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) [2022-12-14 14:28:06,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:06,120 INFO L93 Difference]: Finished difference Result 63 states and 72 transitions. [2022-12-14 14:28:06,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-14 14:28:06,120 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 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 14 [2022-12-14 14:28:06,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:06,121 INFO L225 Difference]: With dead ends: 63 [2022-12-14 14:28:06,121 INFO L226 Difference]: Without dead ends: 51 [2022-12-14 14:28:06,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=199, Invalid=731, Unknown=0, NotChecked=0, Total=930 [2022-12-14 14:28:06,122 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 61 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:06,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 55 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:28:06,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-14 14:28:06,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 27. [2022-12-14 14:28:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 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) [2022-12-14 14:28:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-12-14 14:28:06,127 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 14 [2022-12-14 14:28:06,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:06,127 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-12-14 14:28:06,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 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) [2022-12-14 14:28:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-12-14 14:28:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 14:28:06,128 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:06,128 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:06,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-14 14:28:06,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:06,330 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:06,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:06,331 INFO L85 PathProgramCache]: Analyzing trace with hash 226857964, now seen corresponding path program 3 times [2022-12-14 14:28:06,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:06,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213397922] [2022-12-14 14:28:06,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:06,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:06,384 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:06,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1551235050] [2022-12-14 14:28:06,384 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 14:28:06,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:06,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:06,385 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:06,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 14:28:06,753 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 14:28:06,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:28:06,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 14:28:06,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:06,783 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 14:28:06,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 14:28:06,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 14:28:06,808 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 14:28:06,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 14:28:06,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:28:06,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:28:06,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2022-12-14 14:28:06,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:06,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:06,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2022-12-14 14:28:06,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:28:06,953 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:28:06,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 68 [2022-12-14 14:28:06,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:06,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:06,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:28:06,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:06,991 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:06,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:28:07,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,015 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:07,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:28:07,055 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:28:07,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 14:28:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 14:28:07,170 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:28:07,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 109 [2022-12-14 14:28:07,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 173 [2022-12-14 14:28:07,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:07,233 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:07,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 14:28:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:07,329 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:16,411 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:16,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213397922] [2022-12-14 14:28:16,411 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:16,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551235050] [2022-12-14 14:28:16,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551235050] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:16,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1599583623] [2022-12-14 14:28:16,412 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:28:16,412 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:16,412 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:16,412 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:16,413 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:16,467 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:28:16,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:28:16,542 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:16,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:16,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:28:16,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:28:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,742 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:28:16,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 589 treesize of output 530 [2022-12-14 14:28:16,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:16,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,840 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:16,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:16,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,898 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:28:16,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:28:16,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:16,931 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:16,934 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:16,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:16,981 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:17,405 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1668#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:17,405 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:17,405 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:17,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 23 [2022-12-14 14:28:17,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455944751] [2022-12-14 14:28:17,405 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:17,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-14 14:28:17,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:17,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-14 14:28:17,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=702, Unknown=0, NotChecked=0, Total=812 [2022-12-14 14:28:17,406 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 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) [2022-12-14 14:28:19,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:28:22,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:28:25,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:25,845 INFO L93 Difference]: Finished difference Result 99 states and 116 transitions. [2022-12-14 14:28:25,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-12-14 14:28:25,846 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-12-14 14:28:25,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:25,846 INFO L225 Difference]: With dead ends: 99 [2022-12-14 14:28:25,846 INFO L226 Difference]: Without dead ends: 97 [2022-12-14 14:28:25,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=523, Invalid=2557, Unknown=0, NotChecked=0, Total=3080 [2022-12-14 14:28:25,847 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 256 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:25,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 84 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-12-14 14:28:25,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-12-14 14:28:25,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 41. [2022-12-14 14:28:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.45) internal successors, (58), 40 states have internal predecessors, (58), 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) [2022-12-14 14:28:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-12-14 14:28:25,858 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 58 transitions. Word has length 16 [2022-12-14 14:28:25,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:25,858 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-12-14 14:28:25,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 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) [2022-12-14 14:28:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2022-12-14 14:28:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 14:28:25,859 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:25,859 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:25,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-12-14 14:28:26,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:26,059 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:26,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:26,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1399993040, now seen corresponding path program 4 times [2022-12-14 14:28:26,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:26,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315711539] [2022-12-14 14:28:26,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:26,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:26,073 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:26,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1056020866] [2022-12-14 14:28:26,073 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 14:28:26,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:26,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:26,074 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:26,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-12-14 14:28:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:28:26,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 14:28:26,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:26,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:28:26,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 14:28:26,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-12-14 14:28:26,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:28:26,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:28:26,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,327 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:26,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2022-12-14 14:28:26,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,352 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:26,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 14:28:26,415 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:28:26,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 159 treesize of output 145 [2022-12-14 14:28:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,422 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:26,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 213 [2022-12-14 14:28:26,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 103 [2022-12-14 14:28:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:26,501 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:28:26,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 56 [2022-12-14 14:28:26,709 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 14:28:26,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 85 treesize of output 41 [2022-12-14 14:28:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:26,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:33,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:33,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315711539] [2022-12-14 14:28:33,736 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:33,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056020866] [2022-12-14 14:28:33,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1056020866] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:33,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [874056643] [2022-12-14 14:28:33,737 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:28:33,737 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:33,737 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:33,737 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:33,738 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:33,795 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:28:33,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:28:33,868 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:33,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:33,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:28:33,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:28:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:33,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:34,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:34,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,065 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:28:34,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 589 treesize of output 530 [2022-12-14 14:28:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:34,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,147 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:34,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2022-12-14 14:28:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:34,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:34,231 INFO L321 Elim1Store]: treesize reduction 253, result has 10.3 percent of original size [2022-12-14 14:28:34,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 146 treesize of output 177 [2022-12-14 14:28:34,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:34,264 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:34,266 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:34,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:34,323 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:35,224 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2062#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:35,224 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:35,224 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:35,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2022-12-14 14:28:35,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699287558] [2022-12-14 14:28:35,224 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:35,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-12-14 14:28:35,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:35,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-12-14 14:28:35,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2022-12-14 14:28:35,226 INFO L87 Difference]: Start difference. First operand 41 states and 58 transitions. Second operand has 22 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:52,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:52,476 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions. [2022-12-14 14:28:52,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-12-14 14:28:52,476 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 14:28:52,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:52,477 INFO L225 Difference]: With dead ends: 91 [2022-12-14 14:28:52,477 INFO L226 Difference]: Without dead ends: 89 [2022-12-14 14:28:52,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 20.0s TimeCoverageRelationStatistics Valid=380, Invalid=2070, Unknown=0, NotChecked=0, Total=2450 [2022-12-14 14:28:52,479 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 140 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:52,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 75 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-12-14 14:28:52,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-12-14 14:28:52,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 51. [2022-12-14 14:28:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 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) [2022-12-14 14:28:52,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2022-12-14 14:28:52,495 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 17 [2022-12-14 14:28:52,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:52,495 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2022-12-14 14:28:52,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:52,495 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2022-12-14 14:28:52,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 14:28:52,496 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:52,496 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:52,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-12-14 14:28:52,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:52,697 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:52,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:52,698 INFO L85 PathProgramCache]: Analyzing trace with hash 241519230, now seen corresponding path program 4 times [2022-12-14 14:28:52,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:52,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265058073] [2022-12-14 14:28:52,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:52,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:52,724 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:52,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [821756473] [2022-12-14 14:28:52,724 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 14:28:52,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:52,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:52,725 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:52,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-12-14 14:28:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:28:52,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 14:28:52,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 14:28:52,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 14:28:52,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:52,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265058073] [2022-12-14 14:28:52,876 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:52,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821756473] [2022-12-14 14:28:52,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821756473] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:52,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2075196988] [2022-12-14 14:28:52,877 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:28:52,877 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:52,878 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:52,878 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:52,878 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:52,923 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:28:52,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:28:52,999 INFO L321 Elim1Store]: treesize reduction 111, result has 29.3 percent of original size [2022-12-14 14:28:52,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 64 [2022-12-14 14:28:53,076 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:53,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:53,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:28:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:53,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:53,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,313 INFO L321 Elim1Store]: treesize reduction 241, result has 12.4 percent of original size [2022-12-14 14:28:53,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 522 treesize of output 534 [2022-12-14 14:28:53,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:53,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,444 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:53,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2022-12-14 14:28:53,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,478 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:53,483 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:53,522 INFO L321 Elim1Store]: treesize reduction 253, result has 10.3 percent of original size [2022-12-14 14:28:53,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 146 treesize of output 177 [2022-12-14 14:28:53,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:53,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:53,554 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:53,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:53,564 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:53,787 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2454#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:53,787 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:53,788 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:53,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2022-12-14 14:28:53,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618647933] [2022-12-14 14:28:53,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:53,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-14 14:28:53,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:53,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-14 14:28:53,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2022-12-14 14:28:53,789 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2022-12-14 14:28:54,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:54,026 INFO L93 Difference]: Finished difference Result 112 states and 140 transitions. [2022-12-14 14:28:54,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-14 14:28:54,026 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 14:28:54,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:54,027 INFO L225 Difference]: With dead ends: 112 [2022-12-14 14:28:54,027 INFO L226 Difference]: Without dead ends: 79 [2022-12-14 14:28:54,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 28 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-12-14 14:28:54,028 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 36 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:54,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 34 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:28:54,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-12-14 14:28:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 52. [2022-12-14 14:28:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 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) [2022-12-14 14:28:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2022-12-14 14:28:54,047 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 17 [2022-12-14 14:28:54,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:54,047 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2022-12-14 14:28:54,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2022-12-14 14:28:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2022-12-14 14:28:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 14:28:54,047 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:54,047 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:54,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-12-14 14:28:54,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-14 14:28:54,249 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:54,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:54,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1435794013, now seen corresponding path program 5 times [2022-12-14 14:28:54,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:54,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412118862] [2022-12-14 14:28:54,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:54,314 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:54,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1075923982] [2022-12-14 14:28:54,315 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 14:28:54,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:54,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:54,316 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:54,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-12-14 14:28:55,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-12-14 14:28:55,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:28:55,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 14:28:55,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:55,954 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:56,051 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:28:56,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:56,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412118862] [2022-12-14 14:28:56,052 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:56,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075923982] [2022-12-14 14:28:56,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075923982] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:56,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1181708483] [2022-12-14 14:28:56,053 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:28:56,053 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:56,054 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:56,054 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:56,054 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:56,141 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:56,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:56,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:28:56,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:28:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:28:56,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:56,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:56,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,378 INFO L321 Elim1Store]: treesize reduction 246, result has 10.5 percent of original size [2022-12-14 14:28:56,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 524 treesize of output 529 [2022-12-14 14:28:56,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:56,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,525 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:56,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2022-12-14 14:28:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:56,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:56,626 INFO L321 Elim1Store]: treesize reduction 248, result has 12.1 percent of original size [2022-12-14 14:28:56,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 146 treesize of output 182 [2022-12-14 14:28:56,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:56,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:56,677 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:56,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:56,689 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:56,980 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2874#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:56,980 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:56,981 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:56,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2022-12-14 14:28:56,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785058792] [2022-12-14 14:28:56,981 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:56,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-14 14:28:56,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:56,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-14 14:28:56,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=577, Unknown=0, NotChecked=0, Total=756 [2022-12-14 14:28:56,982 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:57,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:28:57,652 INFO L93 Difference]: Finished difference Result 210 states and 235 transitions. [2022-12-14 14:28:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-12-14 14:28:57,653 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-14 14:28:57,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:57,654 INFO L225 Difference]: With dead ends: 210 [2022-12-14 14:28:57,654 INFO L226 Difference]: Without dead ends: 184 [2022-12-14 14:28:57,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 23 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 833 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=2351, Unknown=0, NotChecked=0, Total=2970 [2022-12-14 14:28:57,656 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 318 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:57,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 68 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 14:28:57,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2022-12-14 14:28:57,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 93. [2022-12-14 14:28:57,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.2282608695652173) internal successors, (113), 92 states have internal predecessors, (113), 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) [2022-12-14 14:28:57,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 113 transitions. [2022-12-14 14:28:57,694 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 113 transitions. Word has length 18 [2022-12-14 14:28:57,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:28:57,694 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 113 transitions. [2022-12-14 14:28:57,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:28:57,694 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2022-12-14 14:28:57,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 14:28:57,694 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:28:57,694 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:28:57,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-12-14 14:28:57,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 14:28:57,896 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:28:57,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:28:57,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1307293012, now seen corresponding path program 5 times [2022-12-14 14:28:57,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:28:57,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951575939] [2022-12-14 14:28:57,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:28:57,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:28:57,943 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:28:57,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1180789384] [2022-12-14 14:28:57,943 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 14:28:57,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:28:57,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:28:57,945 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:28:57,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-12-14 14:28:58,741 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-12-14 14:28:58,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:28:58,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 14:28:58,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:28:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 14:28:58,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:28:58,908 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 14:28:58,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:28:58,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951575939] [2022-12-14 14:28:58,909 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:28:58,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180789384] [2022-12-14 14:28:58,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180789384] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:28:58,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1245578327] [2022-12-14 14:28:58,910 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:28:58,910 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:28:58,910 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:28:58,910 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:28:58,911 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:28:59,001 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:28:59,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:28:59,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:28:59,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:28:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:28:59,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,243 INFO L321 Elim1Store]: treesize reduction 246, result has 10.5 percent of original size [2022-12-14 14:28:59,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 522 treesize of output 529 [2022-12-14 14:28:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:28:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,346 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:59,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:59,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,401 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:28:59,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:28:59,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:28:59,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:28:59,436 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:28:59,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:28:59,498 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:59,978 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3518#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:28:59,978 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:28:59,978 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:28:59,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 22 [2022-12-14 14:28:59,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460350084] [2022-12-14 14:28:59,978 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:28:59,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-12-14 14:28:59,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:28:59,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-12-14 14:28:59,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=596, Unknown=0, NotChecked=0, Total=756 [2022-12-14 14:28:59,979 INFO L87 Difference]: Start difference. First operand 93 states and 113 transitions. Second operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:29:00,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:00,848 INFO L93 Difference]: Finished difference Result 205 states and 229 transitions. [2022-12-14 14:29:00,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-12-14 14:29:00,848 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-14 14:29:00,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:00,849 INFO L225 Difference]: With dead ends: 205 [2022-12-14 14:29:00,849 INFO L226 Difference]: Without dead ends: 164 [2022-12-14 14:29:00,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 28 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1119 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=786, Invalid=2874, Unknown=0, NotChecked=0, Total=3660 [2022-12-14 14:29:00,850 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 154 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:29:00,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 229 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 14:29:00,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-12-14 14:29:00,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 88. [2022-12-14 14:29:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.1494252873563218) internal successors, (100), 87 states have internal predecessors, (100), 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) [2022-12-14 14:29:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 100 transitions. [2022-12-14 14:29:00,884 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 100 transitions. Word has length 20 [2022-12-14 14:29:00,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:00,884 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 100 transitions. [2022-12-14 14:29:00,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:29:00,884 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2022-12-14 14:29:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 14:29:00,884 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:00,885 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:29:00,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-12-14 14:29:01,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 14:29:01,086 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:29:01,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:01,087 INFO L85 PathProgramCache]: Analyzing trace with hash -72520770, now seen corresponding path program 6 times [2022-12-14 14:29:01,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:29:01,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081464510] [2022-12-14 14:29:01,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:01,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:29:01,133 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:29:01,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359901521] [2022-12-14 14:29:01,133 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 14:29:01,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:29:01,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:29:01,134 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:29:01,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-12-14 14:29:07,429 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 14:29:07,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:29:07,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 14:29:07,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:07,462 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-12-14 14:29:07,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-12-14 14:29:07,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:29:07,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:29:07,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-12-14 14:29:07,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:29:07,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:29:07,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 14:29:07,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-14 14:29:07,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:29:07,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 14:29:07,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:07,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 14:29:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:07,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:29:09,903 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_713 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_713) |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) is different from false [2022-12-14 14:29:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 7 not checked. [2022-12-14 14:29:09,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:29:09,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081464510] [2022-12-14 14:29:09,924 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:29:09,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359901521] [2022-12-14 14:29:09,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359901521] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:29:09,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1990080996] [2022-12-14 14:29:09,926 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-12-14 14:29:09,926 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:29:09,926 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:29:09,926 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:29:09,926 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:29:10,000 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:29:10,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:29:10,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:29:10,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:29:10,057 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:29:10,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,227 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:29:10,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 589 treesize of output 530 [2022-12-14 14:29:10,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:29:10,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,311 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,314 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:10,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:29:10,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,359 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,363 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:29:10,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:29:10,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:10,391 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:10,394 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:10,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:29:10,405 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:29:10,649 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4175#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:29:10,649 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:29:10,649 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:29:10,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 13] total 30 [2022-12-14 14:29:10,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336530220] [2022-12-14 14:29:10,650 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:29:10,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-12-14 14:29:10,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:29:10,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-12-14 14:29:10,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=891, Unknown=1, NotChecked=64, Total=1190 [2022-12-14 14:29:10,651 INFO L87 Difference]: Start difference. First operand 88 states and 100 transitions. Second operand has 30 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:29:15,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:15,550 INFO L93 Difference]: Finished difference Result 196 states and 225 transitions. [2022-12-14 14:29:15,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-12-14 14:29:15,551 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-14 14:29:15,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:15,551 INFO L225 Difference]: With dead ends: 196 [2022-12-14 14:29:15,551 INFO L226 Difference]: Without dead ends: 194 [2022-12-14 14:29:15,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 29 SyntacticMatches, 14 SemanticMatches, 60 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=788, Invalid=2868, Unknown=8, NotChecked=118, Total=3782 [2022-12-14 14:29:15,552 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 267 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 85 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 66 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:29:15,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 316 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 612 Invalid, 9 Unknown, 66 Unchecked, 2.1s Time] [2022-12-14 14:29:15,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-12-14 14:29:15,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 96. [2022-12-14 14:29:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 95 states have internal predecessors, (116), 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) [2022-12-14 14:29:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 116 transitions. [2022-12-14 14:29:15,587 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 116 transitions. Word has length 21 [2022-12-14 14:29:15,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:15,588 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 116 transitions. [2022-12-14 14:29:15,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 14:29:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 116 transitions. [2022-12-14 14:29:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 14:29:15,588 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:15,588 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-12-14 14:29:15,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-12-14 14:29:15,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-14 14:29:15,790 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:29:15,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:15,791 INFO L85 PathProgramCache]: Analyzing trace with hash -2020506964, now seen corresponding path program 6 times [2022-12-14 14:29:15,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:29:15,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582000718] [2022-12-14 14:29:15,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:15,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:29:15,832 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:29:15,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1903497621] [2022-12-14 14:29:15,833 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 14:29:15,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:29:15,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:29:15,834 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:29:15,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-12-14 14:29:16,256 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 14:29:16,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:29:16,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 74 conjunts are in the unsatisfiable core [2022-12-14 14:29:16,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:16,292 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 14:29:16,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 14:29:16,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 14:29:16,318 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 14:29:16,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 14:29:16,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:29:16,347 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:29:16,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:29:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2022-12-14 14:29:16,369 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:29:16,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:29:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,394 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:16,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2022-12-14 14:29:16,431 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:29:16,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 124 [2022-12-14 14:29:16,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:16,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 201 [2022-12-14 14:29:16,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,496 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:16,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 56 [2022-12-14 14:29:16,565 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:29:16,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 168 treesize of output 152 [2022-12-14 14:29:16,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:16,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 213 [2022-12-14 14:29:16,582 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:29:16,671 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:29:16,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 240 treesize of output 218 [2022-12-14 14:29:16,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 256 [2022-12-14 14:29:16,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 256 treesize of output 138 [2022-12-14 14:29:16,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:16,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:16,778 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 14:29:16,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 80 [2022-12-14 14:29:17,112 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 14:29:17,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 92 treesize of output 48 [2022-12-14 14:29:17,128 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:17,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:29:47,607 WARN L233 SmtUtils]: Spent 9.05s on a formula simplification. DAG size of input: 171 DAG size of output: 129 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:29:50,587 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse39 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296)) (.cse73 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse74 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse48 (<= .cse74 2147483647)) (.cse70 (* 8 .cse73)) (.cse71 (* .cse39 8)) (.cse72 (* .cse74 8)) (.cse14 (<= .cse73 2147483647)) (.cse69 (mod (+ 4294967295 |c_ULTIMATE.start_main_~i~0#1|) 4294967296))) (let ((.cse51 (<= .cse69 2147483647)) (.cse15 (not .cse14)) (.cse47 (+ .cse72 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse35 (+ .cse71 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse13 (+ .cse70 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse0 (not .cse48)) (.cse5 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse10 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse37 (+ .cse72 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse25 (+ .cse71 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse23 (+ .cse70 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse50 (* 8 .cse69))) (and (or (let ((.cse49 (select .cse36 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse50)))) (let ((.cse38 (+ 8 .cse49)) (.cse26 (+ 16 .cse49))) (and (or .cse0 (let ((.cse27 (<= .cse39 2147483647)) (.cse24 (store .cse36 .cse37 .cse38))) (and (or (let ((.cse12 (store .cse24 .cse25 .cse26))) (and (or (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse11 (store .cse12 .cse13 v_ArrVal_787))) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse11))) (let ((.cse9 (select .cse3 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse1 (select .cse9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse2 (select .cse11 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse4 (store .cse9 .cse10 (+ .cse1 .cse2)))) (let ((.cse6 (select (select (store .cse3 |c_ULTIMATE.start_main_~b~0#1.base| .cse4) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ .cse1 .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse4 .cse5 (+ .cse1 .cse2 .cse6))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7) .cse6))))))))) .cse14) (or .cse15 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse22 (store .cse12 .cse23 v_ArrVal_787))) (let ((.cse18 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse22))) (let ((.cse21 (select .cse18 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse17 (select .cse22 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (select .cse21 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse19 (store .cse21 .cse10 (+ .cse17 .cse20)))) (let ((.cse16 (select (select (store .cse18 |c_ULTIMATE.start_main_~b~0#1.base| .cse19) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ .cse16 .cse17 (select (select (store .cse18 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse19 .cse5 (+ .cse16 .cse17 .cse20))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7) .cse20)))))))))))) (not .cse27)) (or .cse27 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse34 (store (store .cse24 .cse35 .cse26) .cse13 v_ArrVal_787))) (let ((.cse31 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse34))) (let ((.cse33 (select .cse31 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse28 (select .cse34 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse29 (select .cse33 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse32 (store .cse33 .cse10 (+ .cse28 .cse29)))) (let ((.cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~b~0#1.base| .cse32) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ .cse28 .cse29 .cse30 (select (select (store .cse31 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse32 .cse5 (+ .cse28 .cse29 .cse30))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7)))))))))))))) (or (forall ((v_ArrVal_787 Int)) (= (let ((.cse46 (store (store (store .cse36 .cse47 .cse38) .cse35 .cse26) .cse13 v_ArrVal_787))) (let ((.cse40 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse46))) (let ((.cse45 (select .cse40 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse43 (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse44 (select .cse45 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse41 (store .cse45 .cse10 (+ .cse43 .cse44)))) (let ((.cse42 (select (select (store .cse40 |c_ULTIMATE.start_main_~b~0#1.base| .cse41) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ (select (select (store .cse40 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse41 .cse5 (+ .cse42 .cse43 .cse44))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7) .cse42 .cse43 .cse44))))))) 49)) .cse48)))) (not .cse51)) (or .cse51 (let ((.cse68 (select .cse36 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse50)))) (let ((.cse59 (+ .cse68 8)) (.cse60 (+ .cse68 16))) (and (or (and .cse15 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse58 (store (store (store .cse36 .cse47 .cse59) .cse35 .cse60) .cse13 v_ArrVal_787))) (let ((.cse54 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse58))) (let ((.cse57 (select .cse54 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse52 (select .cse58 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse56 (select .cse57 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse55 (store .cse57 .cse10 (+ .cse52 .cse56)))) (let ((.cse53 (select (select (store .cse54 |c_ULTIMATE.start_main_~b~0#1.base| .cse55) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ .cse52 .cse53 (select (select (store .cse54 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse55 .cse5 (+ .cse52 .cse53 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7) .cse56)))))))))) .cse48) (or .cse0 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse67 (store (store (store .cse36 .cse37 .cse59) .cse25 .cse60) .cse23 v_ArrVal_787))) (let ((.cse61 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse67))) (let ((.cse66 (select .cse61 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse63 (select .cse67 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse64 (select .cse66 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse62 (store .cse66 .cse10 (+ .cse63 .cse64)))) (let ((.cse65 (select (select (store .cse61 |c_ULTIMATE.start_main_~b~0#1.base| .cse62) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))) (+ (select (select (store .cse61 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse62 .cse5 (+ .cse63 .cse64 .cse65))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse7) .cse63 .cse64 .cse65)))))))))))))))))) is different from true [2022-12-14 14:29:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-12-14 14:29:50,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:29:50,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582000718] [2022-12-14 14:29:50,603 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:29:50,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1903497621] [2022-12-14 14:29:50,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1903497621] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:29:50,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1804260907] [2022-12-14 14:29:50,604 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:29:50,604 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:29:50,604 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:29:50,604 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:29:50,604 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:29:50,683 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:29:50,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:29:50,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:29:50,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:29:50,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 31 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 122 [2022-12-14 14:29:50,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:50,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:50,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:50,935 INFO L321 Elim1Store]: treesize reduction 246, result has 10.5 percent of original size [2022-12-14 14:29:50,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 42 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 522 treesize of output 529 [2022-12-14 14:29:51,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:29:51,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,021 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:51,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2022-12-14 14:29:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:51,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:51,108 INFO L321 Elim1Store]: treesize reduction 248, result has 12.1 percent of original size [2022-12-14 14:29:51,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 146 treesize of output 182 [2022-12-14 14:29:51,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:29:51,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:29:51,142 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:29:51,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:29:51,200 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:29:52,934 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4849#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:29:52,934 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:29:52,934 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:29:52,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2022-12-14 14:29:52,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660258027] [2022-12-14 14:29:52,935 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:29:52,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-12-14 14:29:52,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:29:52,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-12-14 14:29:52,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=933, Unknown=2, NotChecked=62, Total=1122 [2022-12-14 14:29:52,935 INFO L87 Difference]: Start difference. First operand 96 states and 116 transitions. Second operand has 28 states, 28 states have (on average 1.5) internal successors, (42), 28 states have internal predecessors, (42), 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) [2022-12-14 14:30:19,662 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse70 (mod (+ 4294967295 |c_ULTIMATE.start_main_~i~0#1|) 4294967296))) (let ((.cse27 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse43 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse59 (* 8 .cse70)) (.cse72 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse68 (* .cse72 8)) (.cse42 (select .cse43 (+ .cse59 |c_ULTIMATE.start_main_~b~0#1.offset|))) (.cse39 (select .cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse59)))) (let ((.cse40 (store .cse43 (+ .cse68 |c_ULTIMATE.start_main_~b~0#1.offset|) (+ .cse42 .cse39))) (.cse28 (+ .cse68 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse71 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296))) (let ((.cse14 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse4 (<= .cse71 2147483647)) (.cse38 (<= .cse72 2147483647)) (.cse69 (* .cse71 8)) (.cse41 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse40) |c_ULTIMATE.start_main_~a~0#1.base|) .cse28))) (let ((.cse0 (store .cse40 (+ .cse69 |c_ULTIMATE.start_main_~b~0#1.offset|) (+ .cse41 .cse42 .cse39))) (.cse26 (+ .cse69 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse3 (not .cse38)) (.cse2 (<= .cse70 2147483647)) (.cse17 (+ .cse69 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse18 (not .cse4)) (.cse1 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse11 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse12 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse37 (+ .cse68 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse51 (select .cse43 .cse14))) (and (= 49 (select .cse0 .cse1)) (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (or (not .cse2) (let ((.cse29 (+ 8 .cse39))) (and (or .cse3 (let ((.cse16 (store .cse27 .cse28 .cse29))) (and (or .cse4 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse15 (store .cse16 .cse17 v_ArrVal_787))) (let ((.cse6 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse15))) (let ((.cse13 (select .cse6 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse5 (select .cse13 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse9 (select .cse15 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse7 (store .cse13 .cse14 (+ .cse5 .cse9)))) (let ((.cse10 (select (select (store .cse6 |c_ULTIMATE.start_main_~b~0#1.base| .cse7) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse5 (select (select (store .cse6 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse7 .cse8 (+ .cse5 .cse9 .cse10))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse9 .cse10)))))))))) (or .cse18 (forall ((v_ArrVal_787 Int)) (= (let ((.cse25 (store .cse16 .cse26 v_ArrVal_787))) (let ((.cse19 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse25))) (let ((.cse24 (select .cse19 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse21 (select .cse24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse23 (select .cse25 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse20 (store .cse24 .cse14 (+ .cse21 .cse23)))) (let ((.cse22 (select (select (store .cse19 |c_ULTIMATE.start_main_~b~0#1.base| .cse20) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ (select (select (store .cse19 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse20 .cse8 (+ .cse21 .cse22 .cse23))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse21 .cse22 .cse23))))))) 49)))))) (or (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse36 (store (store .cse27 .cse37 .cse29) .cse17 v_ArrVal_787))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse36))) (let ((.cse35 (select .cse30 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse33 (select .cse36 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse34 (select .cse35 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse31 (store .cse35 .cse14 (+ .cse33 .cse34)))) (let ((.cse32 (select (select (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ (select (select (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse31 .cse8 (+ .cse32 .cse33 .cse34))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse32 .cse33 .cse34))))))))) .cse38)))) (= (select .cse40 .cse1) 49) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= 49 (select (store .cse0 (+ (* 8 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) |c_ULTIMATE.start_main_~b~0#1.offset|) (+ .cse41 .cse42 .cse39 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse0) |c_ULTIMATE.start_main_~a~0#1.base|) .cse26))) .cse1)) (= (select .cse43 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (or .cse3 (forall ((v_ArrVal_787 Int)) (= (let ((.cse50 (store .cse27 .cse28 v_ArrVal_787))) (let ((.cse47 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse50))) (let ((.cse49 (select .cse47 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse44 (select .cse49 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse45 (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse48 (store .cse49 .cse14 (+ .cse44 .cse45)))) (let ((.cse46 (select (select (store .cse47 |c_ULTIMATE.start_main_~b~0#1.base| .cse48) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse44 .cse45 .cse46 (select (select (store .cse47 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse48 .cse8 (+ .cse44 .cse45 .cse46))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11)))))))) 49))) (= (select .cse27 .cse12) 16) (= (select .cse43 .cse8) (+ 16 .cse51)) (= (select .cse27 .cse11) 24) (= 8 (select .cse27 |c_ULTIMATE.start_main_~a~0#1.offset|)) (or .cse2 (and (forall ((v_ArrVal_787 Int)) (= (let ((.cse58 (store (store .cse27 .cse37 (+ (select .cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse59)) 8)) .cse17 v_ArrVal_787))) (let ((.cse53 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse58))) (let ((.cse57 (select .cse53 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse52 (select .cse57 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse56 (select .cse58 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse54 (store .cse57 .cse14 (+ .cse52 .cse56)))) (let ((.cse55 (select (select (store .cse53 |c_ULTIMATE.start_main_~b~0#1.base| .cse54) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse52 (select (select (store .cse53 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse54 .cse8 (+ .cse52 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse55 .cse56))))))) 49)) .cse18)) (= 9 .cse51) (= (select .cse43 .cse1) (+ 40 .cse51)) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (or .cse38 (forall ((v_ArrVal_787 Int)) (= 49 (let ((.cse66 (store .cse27 .cse37 v_ArrVal_787))) (let ((.cse62 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse66))) (let ((.cse65 (select .cse62 |c_ULTIMATE.start_main_~b~0#1.base|))) (let ((.cse61 (select .cse66 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse64 (select .cse65 |c_ULTIMATE.start_main_~b~0#1.offset|))) (let ((.cse63 (store .cse65 .cse14 (+ .cse61 .cse64)))) (let ((.cse60 (select (select (store .cse62 |c_ULTIMATE.start_main_~b~0#1.base| .cse63) |c_ULTIMATE.start_main_~a~0#1.base|) .cse12))) (+ .cse60 .cse61 (select (select (store .cse62 |c_ULTIMATE.start_main_~b~0#1.base| (store .cse63 .cse8 (+ .cse60 .cse61 .cse64))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse11) .cse64)))))))))) (exists ((|ULTIMATE.start_main_~a~0#1.base| Int)) (let ((.cse67 (select |c_#memory_int| |ULTIMATE.start_main_~a~0#1.base|))) (and (= 16 (select .cse67 8)) (= (+ (select .cse67 0) 1) .cse51) (= (select .cse67 16) 24))))))))))) is different from true [2022-12-14 14:30:19,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:19,671 INFO L93 Difference]: Finished difference Result 129 states and 152 transitions. [2022-12-14 14:30:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-12-14 14:30:19,671 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.5) internal successors, (42), 28 states have internal predecessors, (42), 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 22 [2022-12-14 14:30:19,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:19,672 INFO L225 Difference]: With dead ends: 129 [2022-12-14 14:30:19,672 INFO L226 Difference]: Without dead ends: 112 [2022-12-14 14:30:19,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 53.6s TimeCoverageRelationStatistics Valid=270, Invalid=1541, Unknown=3, NotChecked=166, Total=1980 [2022-12-14 14:30:19,672 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 58 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:19,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 38 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 304 Invalid, 0 Unknown, 45 Unchecked, 5.9s Time] [2022-12-14 14:30:19,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2022-12-14 14:30:19,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 98. [2022-12-14 14:30:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 97 states have (on average 1.2061855670103092) internal successors, (117), 97 states have internal predecessors, (117), 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) [2022-12-14 14:30:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 117 transitions. [2022-12-14 14:30:19,714 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 117 transitions. Word has length 22 [2022-12-14 14:30:19,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:19,714 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 117 transitions. [2022-12-14 14:30:19,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.5) internal successors, (42), 28 states have internal predecessors, (42), 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) [2022-12-14 14:30:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2022-12-14 14:30:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 14:30:19,715 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:19,715 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2022-12-14 14:30:19,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-12-14 14:30:19,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-14 14:30:19,917 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:19,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:19,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1152415536, now seen corresponding path program 7 times [2022-12-14 14:30:19,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:19,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872227581] [2022-12-14 14:30:19,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:19,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:19,968 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:30:19,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1130677531] [2022-12-14 14:30:19,968 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 14:30:19,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:30:19,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:30:19,969 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:30:19,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-12-14 14:30:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:20,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 14:30:20,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 14:30:20,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:30:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 14:30:20,199 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:20,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872227581] [2022-12-14 14:30:20,199 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:30:20,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130677531] [2022-12-14 14:30:20,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130677531] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:30:20,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2102987445] [2022-12-14 14:30:20,200 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:30:20,200 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:30:20,201 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:30:20,201 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:30:20,201 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:30:20,299 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:30:20,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:30:20,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:30:20,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 31 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2022-12-14 14:30:20,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:30:20,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,478 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,547 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:30:20,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 560 treesize of output 528 [2022-12-14 14:30:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:30:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,650 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:20,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:30:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,711 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 14:30:20,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 191 [2022-12-14 14:30:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:20,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:20,748 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:20,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:30:20,808 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:30:21,336 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5395#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:30:21,336 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:30:21,336 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:30:21,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 21 [2022-12-14 14:30:21,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434040589] [2022-12-14 14:30:21,336 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:30:21,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-12-14 14:30:21,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:21,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-12-14 14:30:21,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=565, Unknown=0, NotChecked=0, Total=702 [2022-12-14 14:30:21,337 INFO L87 Difference]: Start difference. First operand 98 states and 117 transitions. Second operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 21 states have internal predecessors, (28), 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) [2022-12-14 14:30:22,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:22,157 INFO L93 Difference]: Finished difference Result 158 states and 174 transitions. [2022-12-14 14:30:22,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-12-14 14:30:22,158 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 21 states have internal predecessors, (28), 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 23 [2022-12-14 14:30:22,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:22,158 INFO L225 Difference]: With dead ends: 158 [2022-12-14 14:30:22,158 INFO L226 Difference]: Without dead ends: 123 [2022-12-14 14:30:22,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 37 SyntacticMatches, 5 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1008 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=617, Invalid=2575, Unknown=0, NotChecked=0, Total=3192 [2022-12-14 14:30:22,159 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 129 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:22,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 213 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 14:30:22,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2022-12-14 14:30:22,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 82. [2022-12-14 14:30:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.1851851851851851) internal successors, (96), 81 states have internal predecessors, (96), 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) [2022-12-14 14:30:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 96 transitions. [2022-12-14 14:30:22,197 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 96 transitions. Word has length 23 [2022-12-14 14:30:22,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:22,197 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 96 transitions. [2022-12-14 14:30:22,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 21 states have internal predecessors, (28), 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) [2022-12-14 14:30:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2022-12-14 14:30:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 14:30:22,197 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:22,197 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:30:22,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2022-12-14 14:30:22,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:30:22,399 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:22,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:22,400 INFO L85 PathProgramCache]: Analyzing trace with hash -92594964, now seen corresponding path program 8 times [2022-12-14 14:30:22,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:22,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163614574] [2022-12-14 14:30:22,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:22,457 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:30:22,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1853192841] [2022-12-14 14:30:22,458 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 14:30:22,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:30:22,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:30:22,459 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:30:22,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45330d5-98dc-448e-9325-10b6d92cb567/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-12-14 14:30:29,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-12-14 14:30:29,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:30:29,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 14:30:29,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:29,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 14:30:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:29,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 14:30:29,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:30:29,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 14:30:29,989 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:30:29,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 68 [2022-12-14 14:30:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:29,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:29,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:30:30,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-12-14 14:30:30,053 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:30:30,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 68 [2022-12-14 14:30:30,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:30:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,112 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:30:30,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,150 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:30:30,203 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:30:30,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 68 [2022-12-14 14:30:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 14:30:30,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-12-14 14:30:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,263 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:30:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,297 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2022-12-14 14:30:30,395 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 14:30:30,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 14:30:30,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:30:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 14:30:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,489 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 14:30:30,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,536 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 14:30:30,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,585 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:30:30,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 14:30:30,655 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 14:30:30,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 83 [2022-12-14 14:30:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,665 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-12-14 14:30:30,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 123 [2022-12-14 14:30:30,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,716 INFO L321 Elim1Store]: treesize reduction 62, result has 37.4 percent of original size [2022-12-14 14:30:30,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 60 [2022-12-14 14:30:30,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 95 [2022-12-14 14:30:30,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:30,842 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-12-14 14:30:30,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 141 [2022-12-14 14:30:30,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 14 [2022-12-14 14:30:31,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 200 [2022-12-14 14:30:31,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:31,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:31,176 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-12-14 14:30:31,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 165 treesize of output 220 [2022-12-14 14:30:31,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 14 [2022-12-14 14:30:31,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 92 [2022-12-14 14:30:31,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:31,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:30:31,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2022-12-14 14:30:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:30:31,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:31:24,621 WARN L233 SmtUtils]: Spent 28.87s on a formula simplification. DAG size of input: 87 DAG size of output: 65 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:31:48,676 WARN L233 SmtUtils]: Spent 13.36s on a formula simplification. DAG size of input: 94 DAG size of output: 71 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:32:31,570 WARN L233 SmtUtils]: Spent 27.01s on a formula simplification. DAG size of input: 101 DAG size of output: 77 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:34:36,418 WARN L233 SmtUtils]: Spent 1.62m on a formula simplification. DAG size of input: 170 DAG size of output: 124 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:34:44,992 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:35:13,897 WARN L233 SmtUtils]: Spent 25.26s on a formula simplification. DAG size of input: 120 DAG size of output: 119 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:35:54,139 WARN L233 SmtUtils]: Spent 29.90s on a formula simplification. DAG size of input: 178 DAG size of output: 159 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:36:33,993 WARN L233 SmtUtils]: Spent 18.08s on a formula simplification. DAG size of input: 232 DAG size of output: 193 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:37:35,086 WARN L233 SmtUtils]: Spent 47.86s on a formula simplification. DAG size of input: 248 DAG size of output: 225 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:37:53,845 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 5 |c_ULTIMATE.start_main_~i~0#1|))) (or (<= c_~N~0 .cse0) (let ((.cse58 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296)) (.cse42 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse41 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 4) 4294967296)) (.cse59 (mod .cse0 4294967296))) (let ((.cse52 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296)) (.cse33 (<= .cse59 2147483647)) (.cse53 (* .cse59 8)) (.cse54 (* .cse41 8)) (.cse55 (* (mod (+ 3 |c_ULTIMATE.start_main_~i~0#1|) 4294967296) 8)) (.cse56 (* 8 .cse42)) (.cse57 (* .cse58 8)) (.cse2 (<= .cse58 2147483647))) (let ((.cse43 (not .cse2)) (.cse20 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse55)) (.cse23 (+ .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse24 (+ .cse53 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse17 (not .cse33)) (.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse9 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse10 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse55)) (.cse12 (+ .cse54 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse13 (+ .cse53 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse14 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse15 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse16 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse5 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse44 (* .cse52 8)) (.cse1 (<= .cse52 2147483647))) (and (or (not .cse1) (let ((.cse8 (+ .cse44 |c_ULTIMATE.start_main_~a~0#1.offset|))) (and (or .cse2 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse3 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse3)) (= 9 (select (store (store (store (store (store (store (let ((.cse6 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse9 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse4 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse6) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse4 .cse5 (+ (select .cse4 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse6 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse3) c_~N~0))))) (or (let ((.cse26 (<= .cse42 2147483647))) (and (or .cse17 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse25 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse19 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse24 v_ArrVal_952))) (let ((.cse18 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse19) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse18 .cse5 (+ (select .cse19 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse18 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse25)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse25) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (not .cse26) (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse29 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse28 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse27 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse28) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse27 .cse5 (+ (select .cse28 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse27 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29) c_~N~0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse32 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse31 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse30 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse30 .cse5 (+ (select .cse31 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse30 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5) 9) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32) c_~N~0)))) .cse26) (or .cse33 (let ((.cse34 (<= .cse41 2147483647))) (and (or (not .cse34) (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse37 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse36 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse35 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse36) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse35 .cse5 (+ (select .cse36 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse35 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse40 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse39 (store (store (store (store (store (store .cse7 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse38 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse38 .cse5 (+ (select .cse38 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse40)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse40) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse34)))))) .cse43)))) (or (let ((.cse47 (+ .cse44 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or .cse43 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse48 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse46 (store (store (store (store (store (store .cse7 .cse47 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse24 v_ArrVal_952))) (let ((.cse45 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse46) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse45 .cse5 (+ (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse45 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse48)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse48) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse2 (and .cse17 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse51 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse50 (store (store (store (store (store (store .cse7 .cse47 v_ArrVal_942) .cse9 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse49 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse50) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse49 .cse5 (+ (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse49 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse5)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse51)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse51) c_~N~0)))))))) .cse1))))) (<= c_~N~0 1) (< (+ 6 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0))) is different from true [2022-12-14 14:38:26,414 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse71 (+ 6 |c_ULTIMATE.start_main_~i~0#1|))) (or (<= c_~N~0 1) (< (+ 7 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0) (let ((.cse48 (mod (+ 3 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse38 (mod (+ 5 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse68 (mod .cse71 4294967296)) (.cse69 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse70 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296))) (let ((.cse1 (<= .cse70 2147483647)) (.cse67 (* .cse70 8)) (.cse21 (<= .cse69 2147483647)) (.cse62 (* .cse68 8)) (.cse63 (* .cse38 8)) (.cse64 (* (mod (+ |c_ULTIMATE.start_main_~i~0#1| 4) 4294967296) 8)) (.cse65 (* .cse48 8)) (.cse66 (* 8 .cse69)) (.cse39 (<= .cse68 2147483647)) (.cse61 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse0 (<= .cse61 2147483647)) (.cse40 (not .cse39)) (.cse8 (+ .cse66 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse65)) (.cse10 (+ .cse64 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse11 (+ .cse63 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse12 (+ .cse62 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse22 (not .cse21)) (.cse7 (+ .cse67 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse20 (+ .cse67 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse26 (+ .cse66 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse65)) (.cse31 (+ .cse64 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (+ .cse63 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse43 (+ .cse62 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse13 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse14 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse15 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse3 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse49 (not .cse1)) (.cse50 (* .cse61 8))) (and (or (not .cse0) (let ((.cse6 (+ .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|))) (and (or .cse1 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse16 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse4 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse7 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse2 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse2 .cse3 (+ (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse2 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse16)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse16) c_~N~0))))) (or (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse17 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse17)) (= 9 (select (store (store (store (store (store (store (let ((.cse19 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse18 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse19) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse18 .cse3 (+ (select .cse18 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse19 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse17) c_~N~0)))) .cse21) (or .cse22 (let ((.cse28 (<= .cse48 2147483647))) (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse23 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23)) (= 9 (select (store (store (store (store (store (store (let ((.cse25 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse24 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse25) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse24 .cse3 (+ (select .cse25 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse24 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23) c_~N~0)))) (not .cse28)) (or (let ((.cse33 (<= .cse38 2147483647))) (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse32 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse30 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse29 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse30) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse29 .cse3 (+ (select .cse30 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse29 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse33) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse37 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse35 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse34 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse35) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse34 .cse3 (+ (select .cse35 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse34 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) (not .cse33)))) .cse39) (or .cse40 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse44 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse42 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse41 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse42) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse41 .cse3 (+ (select .cse42 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse41 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse44)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse44) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse47 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse46 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse45 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse46) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse45 .cse3 (+ (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse45 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47) c_~N~0)))) .cse28))))) .cse49)))) (or .cse0 (let ((.cse53 (+ .cse50 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or .cse1 (and (or (and .cse40 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse54 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse52 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse7 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse51 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse52) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse51 .cse3 (+ (select .cse52 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse51 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54) c_~N~0))))) .cse21) (or .cse22 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse55 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55)) (= (select (store (store (store (store (store (store (let ((.cse57 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse7 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse56 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse56 .cse3 (+ (select .cse56 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse58 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse58)) (= 9 (select (store (store (store (store (store (store (let ((.cse60 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse59 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse60) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse59 .cse3 (+ (select .cse59 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse60 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse58) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse49)))))))) (<= c_~N~0 .cse71))) is different from true [2022-12-14 14:38:26,463 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,477 INFO L321 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2022-12-14 14:38:26,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 421 treesize of output 1 [2022-12-14 14:38:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 43 refuted. 2 times theorem prover too weak. 0 trivial. 13 not checked. [2022-12-14 14:38:26,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:38:26,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163614574] [2022-12-14 14:38:26,482 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:38:26,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853192841] [2022-12-14 14:38:26,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853192841] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:38:26,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1625251137] [2022-12-14 14:38:26,483 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-12-14 14:38:26,483 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:38:26,484 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:38:26,484 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:38:26,484 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:38:26,546 INFO L321 Elim1Store]: treesize reduction 66, result has 37.7 percent of original size [2022-12-14 14:38:26,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 123 [2022-12-14 14:38:26,626 INFO L321 Elim1Store]: treesize reduction 136, result has 24.9 percent of original size [2022-12-14 14:38:26,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 14:38:26,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 14:38:26,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2022-12-14 14:38:26,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,861 INFO L321 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2022-12-14 14:38:26,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 589 treesize of output 530 [2022-12-14 14:38:26,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2022-12-14 14:38:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,946 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:38:26,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2022-12-14 14:38:26,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:26,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:26,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:27,048 INFO L321 Elim1Store]: treesize reduction 248, result has 12.1 percent of original size [2022-12-14 14:38:27,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 146 treesize of output 182 [2022-12-14 14:38:27,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:27,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:38:27,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:38:27,097 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 14:38:27,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 93 [2022-12-14 14:38:27,150 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:38:34,378 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6010#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~N~0 2147483647) (= (ite (= (+ (* (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|) 4) (* |ULTIMATE.start_main_~i~0#1| 4) 1) |ULTIMATE.start_main_#t~mem13#1|) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< |ULTIMATE.start_main_~i~0#1| ~N~0) (= (select (select |#memory_int| |ULTIMATE.start_main_~b~0#1.base|) (+ |ULTIMATE.start_main_~b~0#1.offset| (* (ite (<= (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 2147483647) (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) (- 4294967296))) 8))) |ULTIMATE.start_main_#t~mem13#1|) (= |ULTIMATE.start_main_~b~0#1.offset| 0) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 14:38:34,378 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:38:34,378 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 14:38:34,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 41 [2022-12-14 14:38:34,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922402288] [2022-12-14 14:38:34,378 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 14:38:34,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2022-12-14 14:38:34,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:38:34,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-12-14 14:38:34,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=1667, Unknown=41, NotChecked=174, Total=2162 [2022-12-14 14:38:34,379 INFO L87 Difference]: Start difference. First operand 82 states and 96 transitions. Second operand has 41 states, 41 states have (on average 1.146341463414634) internal successors, (47), 41 states have internal predecessors, (47), 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) [2022-12-14 14:38:37,061 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (and (not (<= c_~N~0 0)) (<= (mod c_~N~0 4294967296) 536870911) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (let ((.cse71 (+ 6 |c_ULTIMATE.start_main_~i~0#1|))) (or (<= c_~N~0 1) (< (+ 7 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0) (let ((.cse48 (mod (+ 3 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse38 (mod (+ 5 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse68 (mod .cse71 4294967296)) (.cse69 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse70 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296))) (let ((.cse1 (<= .cse70 2147483647)) (.cse67 (* .cse70 8)) (.cse21 (<= .cse69 2147483647)) (.cse62 (* .cse68 8)) (.cse63 (* .cse38 8)) (.cse64 (* (mod (+ |c_ULTIMATE.start_main_~i~0#1| 4) 4294967296) 8)) (.cse65 (* .cse48 8)) (.cse66 (* 8 .cse69)) (.cse39 (<= .cse68 2147483647)) (.cse61 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse0 (<= .cse61 2147483647)) (.cse40 (not .cse39)) (.cse8 (+ .cse66 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse65)) (.cse10 (+ .cse64 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse11 (+ .cse63 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse12 (+ .cse62 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse22 (not .cse21)) (.cse7 (+ .cse67 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse20 (+ .cse67 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse26 (+ .cse66 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse27 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse65)) (.cse31 (+ .cse64 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (+ .cse63 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse43 (+ .cse62 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse13 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse14 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse15 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse3 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse49 (not .cse1)) (.cse50 (* .cse61 8))) (and (or (not .cse0) (let ((.cse6 (+ .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|))) (and (or .cse1 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse16 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse4 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse7 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse2 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse4) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse2 .cse3 (+ (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse2 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse16)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse16) c_~N~0))))) (or (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse17 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse17)) (= 9 (select (store (store (store (store (store (store (let ((.cse19 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse18 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse19) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse18 .cse3 (+ (select .cse18 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse19 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse17) c_~N~0)))) .cse21) (or .cse22 (let ((.cse28 (<= .cse48 2147483647))) (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse23 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23)) (= 9 (select (store (store (store (store (store (store (let ((.cse25 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse24 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse25) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse24 .cse3 (+ (select .cse25 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse24 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23) c_~N~0)))) (not .cse28)) (or (let ((.cse33 (<= .cse38 2147483647))) (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse32 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse30 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse29 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse30) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse29 .cse3 (+ (select .cse30 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse29 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse33) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse37 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse35 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse34 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse35) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse34 .cse3 (+ (select .cse35 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse34 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) (not .cse33)))) .cse39) (or .cse40 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse44 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse42 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse41 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse42) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse41 .cse3 (+ (select .cse42 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse41 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse44)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse44) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse47 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse46 (store (store (store (store (store (store (store .cse5 .cse6 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse45 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse46) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse45 .cse3 (+ (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse45 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47) c_~N~0)))) .cse28))))) .cse49)))) (or .cse0 (let ((.cse53 (+ .cse50 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or .cse1 (and (or (and .cse40 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse54 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse52 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse7 v_ArrVal_942) .cse8 v_ArrVal_945) .cse9 v_ArrVal_947) .cse10 v_ArrVal_949) .cse11 v_ArrVal_950) .cse12 v_ArrVal_952))) (let ((.cse51 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse52) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse51 .cse3 (+ (select .cse52 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse51 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54) c_~N~0))))) .cse21) (or .cse22 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse55 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55)) (= (select (store (store (store (store (store (store (let ((.cse57 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse7 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse56 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse56 .cse3 (+ (select .cse56 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_940 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse58 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse58)) (= 9 (select (store (store (store (store (store (store (let ((.cse60 (store (store (store (store (store (store (store .cse5 .cse53 v_ArrVal_940) .cse20 v_ArrVal_942) .cse26 v_ArrVal_945) .cse27 v_ArrVal_947) .cse31 v_ArrVal_949) .cse36 v_ArrVal_950) .cse43 v_ArrVal_952))) (let ((.cse59 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse60) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse59 .cse3 (+ (select .cse59 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse60 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse13 v_ArrVal_957) .cse14 v_ArrVal_959) .cse15 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse3)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse58) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse49)))))))) (<= c_~N~0 .cse71))) (= 8 (select .cse5 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= c_~N~0 2147483647) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |c_ULTIMATE.start_main_~i~0#1| 1))) is different from true [2022-12-14 14:38:39,087 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|))) (and (not (<= c_~N~0 0)) (<= (mod c_~N~0 4294967296) 536870911) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= 2 |c_ULTIMATE.start_main_~i~0#1|) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= 8 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= c_~N~0 2147483647) (let ((.cse1 (+ 5 |c_ULTIMATE.start_main_~i~0#1|))) (or (<= c_~N~0 .cse1) (let ((.cse58 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 1) 4294967296)) (.cse42 (mod (+ 2 |c_ULTIMATE.start_main_~i~0#1|) 4294967296)) (.cse41 (mod (+ |c_ULTIMATE.start_main_~i~0#1| 4) 4294967296)) (.cse59 (mod .cse1 4294967296))) (let ((.cse52 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296)) (.cse33 (<= .cse59 2147483647)) (.cse53 (* .cse59 8)) (.cse54 (* .cse41 8)) (.cse55 (* (mod (+ 3 |c_ULTIMATE.start_main_~i~0#1|) 4294967296) 8)) (.cse56 (* 8 .cse42)) (.cse57 (* .cse58 8)) (.cse3 (<= .cse58 2147483647))) (let ((.cse43 (not .cse3)) (.cse20 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse55)) (.cse23 (+ .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse24 (+ .cse53 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse17 (not .cse33)) (.cse9 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse10 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse55)) (.cse12 (+ .cse54 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse13 (+ .cse53 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse14 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse15 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse16 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse44 (* .cse52 8)) (.cse2 (<= .cse52 2147483647))) (and (or (not .cse2) (let ((.cse8 (+ .cse44 |c_ULTIMATE.start_main_~a~0#1.offset|))) (and (or .cse3 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse4 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse4)) (= 9 (select (store (store (store (store (store (store (let ((.cse7 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse9 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse5 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse7) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse5 .cse6 (+ (select .cse5 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse7 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse4) c_~N~0))))) (or (let ((.cse26 (<= .cse42 2147483647))) (and (or .cse17 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse25 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse19 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse24 v_ArrVal_952))) (let ((.cse18 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse19) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse18 .cse6 (+ (select .cse19 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse18 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse25)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse25) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (not .cse26) (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse29 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse28 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse27 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse28) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse27 .cse6 (+ (select .cse28 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse27 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29) c_~N~0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse32 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse31 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse30 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse30 .cse6 (+ (select .cse31 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse30 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6) 9) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32) c_~N~0)))) .cse26) (or .cse33 (let ((.cse34 (<= .cse41 2147483647))) (and (or (not .cse34) (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse37 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse36 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse35 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse36) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse35 .cse6 (+ (select .cse36 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse35 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse37) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse40 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse39 (store (store (store (store (store (store .cse0 .cse8 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse38 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse38 .cse6 (+ (select .cse38 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse40)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse40) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse34)))))) .cse43)))) (or (let ((.cse47 (+ .cse44 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or .cse43 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse48 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse46 (store (store (store (store (store (store .cse0 .cse47 v_ArrVal_942) .cse20 v_ArrVal_945) .cse21 v_ArrVal_947) .cse22 v_ArrVal_949) .cse23 v_ArrVal_950) .cse24 v_ArrVal_952))) (let ((.cse45 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse46) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse45 .cse6 (+ (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse45 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse48)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse48) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse3 (and .cse17 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_942 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse51 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse50 (store (store (store (store (store (store .cse0 .cse47 v_ArrVal_942) .cse9 v_ArrVal_945) .cse10 v_ArrVal_947) .cse11 v_ArrVal_949) .cse12 v_ArrVal_950) .cse13 v_ArrVal_952))) (let ((.cse49 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse50) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse49 .cse6 (+ (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse49 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse14 v_ArrVal_957) .cse15 v_ArrVal_959) .cse16 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse6)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse51)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse51) c_~N~0)))))))) .cse2))))) (<= c_~N~0 1) (< (+ 6 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0))) is different from true [2022-12-14 14:38:45,890 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse86 (+ |c_ULTIMATE.start_main_~i~0#1| 1))) (let ((.cse84 (mod .cse86 4294967296)) (.cse83 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse85 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse68 (< .cse86 c_~N~0)) (.cse40 (<= .cse85 2147483647)) (.cse10 (* .cse85 8)) (.cse67 (mod .cse83 4294967296)) (.cse39 (<= .cse84 2147483647)) (.cse82 (* .cse84 8))) (let ((.cse32 (+ .cse82 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse34 (not .cse39)) (.cse26 (+ .cse82 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse19 (* 8 .cse67)) (.cse18 (+ 3 |c_ULTIMATE.start_main_~i~0#1|)) (.cse25 (+ .cse10 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse44 (not .cse40)) (.cse11 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse37 (+ .cse10 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse27 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse28 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse29 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse69 (not (< |c_ULTIMATE.start_main_~i~0#1| c_~N~0))) (.cse20 (< .cse83 c_~N~0)) (.cse0 (not (< 1 c_~N~0))) (.cse21 (not .cse68)) (.cse9 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse16 (+ .cse10 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse4 (+ .cse82 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|))) (and (not (<= c_~N~0 0)) (or .cse0 (let ((.cse17 (mod (+ 4294967295 |c_ULTIMATE.start_main_~i~0#1|) 4294967296))) (let ((.cse1 (<= .cse17 2147483647)) (.cse5 (+ .cse19 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ (* (mod .cse18 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse12 (* 8 .cse17))) (and (or .cse1 (let ((.cse3 (store .cse9 (+ .cse10 (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) (+ (select .cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse12)) (select .cse9 (+ (- 34359738368) .cse12 |c_ULTIMATE.start_main_~b~0#1.offset|)))))) (and (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse2 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse2)) (= (select (store (store (store (store (store (store .cse3 .cse4 v_ArrVal_957) .cse5 v_ArrVal_959) .cse6 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse2) c_~N~0)))) (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse8 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse8)) (= 9 (select (store (store (store (store (store (store .cse3 .cse4 v_ArrVal_957) .cse5 v_ArrVal_959) .cse6 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse8) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))))) (or (not .cse1) (let ((.cse14 (store .cse9 .cse16 (+ (select .cse9 (+ .cse12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (select .cse11 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse12)))))) (and (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse13 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse13)) (= (select (store (store (store (store (store (store .cse14 .cse4 v_ArrVal_957) .cse5 v_ArrVal_959) .cse6 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse13) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse15 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store .cse14 .cse4 v_ArrVal_957) .cse5 v_ArrVal_959) .cse6 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse15)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse15) c_~N~0))))))))))) (or .cse20 .cse0 .cse21 (and (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse22 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse22)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (= (select (store (store (store (store (store (store (let ((.cse24 (store (store .cse11 .cse25 v_ArrVal_950) .cse26 v_ArrVal_952))) (let ((.cse23 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse24) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse23 .cse7 (+ (select .cse24 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse23 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse22) c_~N~0)))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse33 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse31 (store (store .cse11 .cse25 v_ArrVal_950) .cse32 v_ArrVal_952))) (let ((.cse30 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse30 .cse7 (+ (select .cse31 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse30 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse33)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse33) c_~N~0)))) .cse34) (or .cse34 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse38 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse36 (store (store .cse11 .cse37 v_ArrVal_950) .cse32 v_ArrVal_952))) (let ((.cse35 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse36) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse35 .cse7 (+ (select .cse36 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse35 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse38)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse38) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse39 (and (or .cse40 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse41 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse41)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse41) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0) (= 9 (select (store (store (store (store (store (store (let ((.cse43 (store (store .cse11 .cse25 v_ArrVal_950) .cse26 v_ArrVal_952))) (let ((.cse42 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse43) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse42 .cse7 (+ (select .cse43 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse42 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)))))) (or .cse44 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse45 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse45)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse45) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0) (= (select (store (store (store (store (store (store (let ((.cse47 (store (store .cse11 .cse37 v_ArrVal_950) .cse26 v_ArrVal_952))) (let ((.cse46 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse47) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse46 .cse7 (+ (select .cse46 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse47 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9))))))))) (<= (mod c_~N~0 4294967296) 536870911) (or (let ((.cse63 (<= .cse67 2147483647))) (let ((.cse48 (not .cse63)) (.cse51 (+ .cse19 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse58 (+ .cse19 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or .cse48 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse52 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse50 (store (store (store .cse11 .cse37 v_ArrVal_949) .cse32 v_ArrVal_950) .cse51 v_ArrVal_952))) (let ((.cse49 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse50) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse49 .cse7 (+ (select .cse49 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse52)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse52) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse48 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse55 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse54 (store (store (store .cse11 .cse25 v_ArrVal_949) .cse26 v_ArrVal_950) .cse51 v_ArrVal_952))) (let ((.cse53 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse54) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse53 .cse7 (+ (select .cse53 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse55) c_~N~0))))) (or (and (or .cse39 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse59 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse57 (store (store (store .cse11 .cse37 v_ArrVal_949) .cse26 v_ArrVal_950) .cse58 v_ArrVal_952))) (let ((.cse56 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse56 .cse7 (+ (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse56 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse59)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse59) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse60 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse60)) (= 9 (select (store (store (store (store (store (store (let ((.cse62 (store (store (store .cse11 .cse37 v_ArrVal_949) .cse32 v_ArrVal_950) .cse58 v_ArrVal_952))) (let ((.cse61 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse62) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse61 .cse7 (+ (select .cse61 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse62 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse60) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse34)) .cse63) (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse66 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse65 (store (store (store .cse11 .cse25 v_ArrVal_949) .cse26 v_ArrVal_950) .cse58 v_ArrVal_952))) (let ((.cse64 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse65) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse64 .cse7 (+ (select .cse64 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse65 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse66)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse66) c_~N~0))))))) .cse0 (not .cse20) (< .cse18 c_~N~0)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse9 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (or .cse68 (forall ((v_ArrVal_967 Int)) (= (select (store .cse9 .cse16 v_ArrVal_967) .cse7) 9)) .cse0 .cse69) (= 8 (select .cse11 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= c_~N~0 2147483647) (or .cse68 (and (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse72 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse71 (store .cse11 .cse25 v_ArrVal_952))) (let ((.cse70 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse71) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse70 .cse7 (+ (select .cse70 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse71 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse72)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse72) c_~N~0)))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse75 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse74 (store .cse11 .cse25 v_ArrVal_952))) (let ((.cse73 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse74) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse73 .cse7 (+ (select .cse73 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse74 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse75)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse75) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse40) (or .cse44 (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse76 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse76)) (= 9 (select (store (store (store (store (store (store (let ((.cse78 (store .cse11 .cse37 v_ArrVal_952))) (let ((.cse77 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse78) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse77 .cse7 (+ (select .cse77 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse78 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse76) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse44 (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse81 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse80 (store .cse11 .cse37 v_ArrVal_952))) (let ((.cse79 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse80) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse79 .cse7 (+ (select .cse79 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse80 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse27 v_ArrVal_957) .cse28 v_ArrVal_959) .cse29 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse7)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse81)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse81) c_~N~0)))))) .cse0 .cse69) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (or .cse20 .cse0 .cse21 (forall ((v_ArrVal_967 Int) (v_ArrVal_965 Int)) (= 9 (select (store (store .cse9 .cse16 v_ArrVal_965) .cse4 v_ArrVal_967) .cse7)))) (= |c_ULTIMATE.start_main_~i~0#1| 1)))))) is different from true [2022-12-14 14:39:49,056 WARN L233 SmtUtils]: Spent 30.13s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:39:55,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:39:57,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2022-12-14 14:39:59,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:01,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:03,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-12-14 14:40:06,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:08,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2022-12-14 14:40:10,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:12,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:14,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:16,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:18,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:20,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:22,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:23,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:26,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:28,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:30,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:40:32,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:14,033 WARN L233 SmtUtils]: Spent 24.65s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:41:16,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:18,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2022-12-14 14:41:20,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:22,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:24,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2022-12-14 14:41:26,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:27,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:29,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:30,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:32,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:34,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:41:36,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:31,758 WARN L233 SmtUtils]: Spent 34.03s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:42:34,634 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse112 (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (.cse114 (+ 2 |c_ULTIMATE.start_main_~i~0#1|)) (.cse113 (+ 3 |c_ULTIMATE.start_main_~i~0#1|))) (let ((.cse118 (mod .cse113 4294967296)) (.cse119 (mod .cse114 4294967296)) (.cse120 (mod .cse112 4294967296)) (.cse121 (mod |c_ULTIMATE.start_main_~i~0#1| 4294967296))) (let ((.cse19 (<= .cse121 2147483647)) (.cse111 (* .cse121 8)) (.cse37 (<= .cse120 2147483647)) (.cse116 (* .cse120 8)) (.cse115 (* 8 .cse119)) (.cse13 (<= .cse119 2147483647)) (.cse0 (<= .cse118 2147483647)) (.cse117 (* .cse118 8))) (let ((.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| .cse117)) (.cse24 (not .cse0)) (.cse8 (+ |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368) .cse117)) (.cse36 (+ |c_ULTIMATE.start_main_~i~0#1| 4)) (.cse14 (not .cse13)) (.cse17 (+ .cse115 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse6 (+ .cse116 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse50 (not .cse37)) (.cse28 (+ .cse116 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse7 (+ .cse115 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse62 (< .cse114 c_~N~0)) (.cse35 (< .cse113 c_~N~0)) (.cse63 (< .cse112 c_~N~0)) (.cse27 (+ .cse111 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368))) (.cse33 (not .cse19)) (.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse5 (+ .cse111 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse9 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse10 (+ 24 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse11 (+ 32 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse2 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse34 (not (< 1 c_~N~0))) (.cse94 (< |c_ULTIMATE.start_main_~i~0#1| c_~N~0))) (and (or (and (or .cse0 (and (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse12 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse3 (store (store (store (store .cse4 .cse5 v_ArrVal_947) .cse6 v_ArrVal_949) .cse7 v_ArrVal_950) .cse8 v_ArrVal_952))) (let ((.cse1 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse3) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse1 .cse2 (+ (select .cse3 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse1 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse12)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse12) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse13) (or .cse14 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse18 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse16 (store (store (store (store .cse4 .cse5 v_ArrVal_947) .cse6 v_ArrVal_949) .cse17 v_ArrVal_950) .cse8 v_ArrVal_952))) (let ((.cse15 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse16) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse15 .cse2 (+ (select .cse15 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse16 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse18)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse18) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))))) (or (and .cse19 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse23 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse21 (store (store (store (store .cse4 .cse5 v_ArrVal_947) .cse6 v_ArrVal_949) .cse17 v_ArrVal_950) .cse22 v_ArrVal_952))) (let ((.cse20 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse21) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse20 .cse2 (+ (select .cse20 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse21 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse23) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) .cse24) (or .cse19 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse29 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse26 (store (store (store (store .cse4 .cse27 v_ArrVal_947) .cse28 v_ArrVal_949) .cse7 v_ArrVal_950) .cse8 v_ArrVal_952))) (let ((.cse25 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse26) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse25 .cse2 (+ (select .cse26 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse25 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse29) c_~N~0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse32 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse31 (store (store (store (store .cse4 .cse5 v_ArrVal_947) .cse28 v_ArrVal_949) .cse7 v_ArrVal_950) .cse8 v_ArrVal_952))) (let ((.cse30 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse31) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse30 .cse2 (+ (select .cse30 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse31 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse32) c_~N~0)))) .cse33)) .cse34 (not .cse35) (< .cse36 c_~N~0)) (or (<= c_~N~0 .cse36) (< (+ 5 |c_ULTIMATE.start_main_~i~0#1|) c_~N~0) (<= c_~N~0 1) (let ((.cse61 (mod .cse36 4294967296))) (let ((.cse46 (* .cse61 8)) (.cse51 (<= .cse61 2147483647))) (let ((.cse42 (not .cse51)) (.cse41 (+ .cse46 |c_ULTIMATE.start_main_~a~0#1.offset| (- 34359738368)))) (and (or (and (or .cse37 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse38 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse38)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse38) c_~N~0) (= 9 (select (store (store (store (store (store (store (let ((.cse40 (store (store (store (store (store .cse4 .cse5 v_ArrVal_945) .cse28 v_ArrVal_947) .cse7 v_ArrVal_949) .cse8 v_ArrVal_950) .cse41 v_ArrVal_952))) (let ((.cse39 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse40) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse39 .cse2 (+ (select .cse40 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse39 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)))))) (or .cse42 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse43 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse43)) (= (select (store (store (store (store (store (store (let ((.cse45 (store (store (store (store (store .cse4 .cse5 v_ArrVal_945) .cse6 v_ArrVal_947) .cse17 v_ArrVal_949) .cse22 v_ArrVal_950) (+ .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) v_ArrVal_952))) (let ((.cse44 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse45) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse44 .cse2 (+ (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse44 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse43) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse47 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (= (select (store (store (store (store (store (store (let ((.cse49 (store (store (store (store (store .cse4 .cse5 v_ArrVal_945) .cse6 v_ArrVal_947) .cse7 v_ArrVal_949) .cse8 v_ArrVal_950) .cse41 v_ArrVal_952))) (let ((.cse48 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse49) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse48 .cse2 (+ (select .cse48 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse49 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse47) c_~N~0)))) .cse50) (or .cse51 (and (or .cse0 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse54 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse53 (store (store (store (store (store .cse4 .cse5 v_ArrVal_945) .cse6 v_ArrVal_947) .cse17 v_ArrVal_949) .cse8 v_ArrVal_950) .cse41 v_ArrVal_952))) (let ((.cse52 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse53) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse52 .cse2 (+ (select .cse52 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse53 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse54) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse57 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse56 (store (store (store (store (store .cse4 .cse5 v_ArrVal_945) .cse6 v_ArrVal_947) .cse17 v_ArrVal_949) .cse22 v_ArrVal_950) .cse41 v_ArrVal_952))) (let ((.cse55 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse56) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse55 .cse2 (+ (select .cse55 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse57)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse57) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse24)))) .cse33) (or (and .cse42 (forall ((|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_947 Int) (v_ArrVal_957 Int) (v_ArrVal_945 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (v_ArrVal_952 Int) (v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse60 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse59 (store (store (store (store (store .cse4 .cse27 v_ArrVal_945) .cse28 v_ArrVal_947) .cse7 v_ArrVal_949) .cse8 v_ArrVal_950) .cse41 v_ArrVal_952))) (let ((.cse58 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse59) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse58 .cse2 (+ (select .cse59 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse58 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse60)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse60) c_~N~0))))) .cse19)))))) (or .cse62 .cse34 (not .cse63) (and (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse64 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse64)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (= (select (store (store (store (store (store (store (let ((.cse66 (store (store .cse4 .cse27 v_ArrVal_950) .cse28 v_ArrVal_952))) (let ((.cse65 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse66) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse65 .cse2 (+ (select .cse66 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse65 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse64) c_~N~0)))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse69 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse68 (store (store .cse4 .cse27 v_ArrVal_950) .cse6 v_ArrVal_952))) (let ((.cse67 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse68) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse67 .cse2 (+ (select .cse68 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse67 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse69)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse69) c_~N~0)))) .cse50) (or .cse50 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse72 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse71 (store (store .cse4 .cse5 v_ArrVal_950) .cse6 v_ArrVal_952))) (let ((.cse70 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse71) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse70 .cse2 (+ (select .cse71 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse70 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse72)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse72) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse37 (and (or .cse19 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse73 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse73)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse73) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0) (= 9 (select (store (store (store (store (store (store (let ((.cse75 (store (store .cse4 .cse27 v_ArrVal_950) .cse28 v_ArrVal_952))) (let ((.cse74 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse75) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse74 .cse2 (+ (select .cse75 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse74 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)))))) (or .cse33 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse76 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse76)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse76) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0) (= (select (store (store (store (store (store (store (let ((.cse78 (store (store .cse4 .cse5 v_ArrVal_950) .cse28 v_ArrVal_952))) (let ((.cse77 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse78) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse77 .cse2 (+ (select .cse77 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse78 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9))))))))) (or (and (or .cse14 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse81 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse80 (store (store (store .cse4 .cse5 v_ArrVal_949) .cse6 v_ArrVal_950) .cse17 v_ArrVal_952))) (let ((.cse79 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse80) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse79 .cse2 (+ (select .cse79 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse80 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse81)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse81) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse14 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse84 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse83 (store (store (store .cse4 .cse27 v_ArrVal_949) .cse28 v_ArrVal_950) .cse17 v_ArrVal_952))) (let ((.cse82 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse83) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse82 .cse2 (+ (select .cse82 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse83 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse84)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse84) c_~N~0))))) (or (and (or .cse37 (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse87 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= (select (store (store (store (store (store (store (let ((.cse86 (store (store (store .cse4 .cse5 v_ArrVal_949) .cse28 v_ArrVal_950) .cse7 v_ArrVal_952))) (let ((.cse85 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse86) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse85 .cse2 (+ (select .cse86 |c_ULTIMATE.start_main_~a~0#1.offset|) (select .cse85 |c_ULTIMATE.start_main_~b~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse87)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse87) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse88 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse88)) (= 9 (select (store (store (store (store (store (store (let ((.cse90 (store (store (store .cse4 .cse5 v_ArrVal_949) .cse6 v_ArrVal_950) .cse7 v_ArrVal_952))) (let ((.cse89 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse90) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse89 .cse2 (+ (select .cse89 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse90 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse88) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse50)) .cse13) (forall ((v_ArrVal_962 Int) (v_ArrVal_950 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_949 Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse93 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse92 (store (store (store .cse4 .cse27 v_ArrVal_949) .cse28 v_ArrVal_950) .cse7 v_ArrVal_952))) (let ((.cse91 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse92) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse91 .cse2 (+ (select .cse91 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse92 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse93)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse93) c_~N~0))))) .cse34 (not .cse62) .cse35) (or .cse94 .cse34 (let ((.cse95 (let ((.cse98 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse98 .cse2 (+ (select .cse98 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse4 |c_ULTIMATE.start_main_~a~0#1.offset|)))))) (and (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse96 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store .cse95 .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse96)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse96) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int)) (let ((.cse97 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store .cse95 .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse97)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse97) c_~N~0))))))) (<= c_~N~0 2147483647) (or .cse63 (and (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse101 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (= 9 (select (store (store (store (store (store (store (let ((.cse100 (store .cse4 .cse27 v_ArrVal_952))) (let ((.cse99 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse100) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse99 .cse2 (+ (select .cse99 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse100 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse101)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse101) c_~N~0)))) (or (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse104 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= (select (store (store (store (store (store (store (let ((.cse103 (store .cse4 .cse27 v_ArrVal_952))) (let ((.cse102 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse103) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse102 .cse2 (+ (select .cse102 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse103 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2) 9) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse104)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse104) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0)))) .cse19) (or .cse33 (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse105 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (< 2147483647 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse105)) (= 9 (select (store (store (store (store (store (store (let ((.cse107 (store .cse4 .cse5 v_ArrVal_952))) (let ((.cse106 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse107) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse106 .cse2 (+ (select .cse106 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse107 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse105) c_~N~0) (< |aux_mod_ULTIMATE.start_main_~i~0#1_45| 0))))) (or .cse33 (forall ((v_ArrVal_962 Int) (v_ArrVal_960 Int) (|aux_div_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_959 Int) (v_ArrVal_957 Int) (v_ArrVal_967 Int) (v_ArrVal_965 Int) (|aux_mod_ULTIMATE.start_main_~i~0#1_45| Int) (v_ArrVal_952 Int)) (let ((.cse110 (* |aux_div_ULTIMATE.start_main_~i~0#1_45| 4294967296))) (or (<= 4294967296 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) (= 9 (select (store (store (store (store (store (store (let ((.cse109 (store .cse4 .cse5 v_ArrVal_952))) (let ((.cse108 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse109) |c_ULTIMATE.start_main_~b~0#1.base|))) (store .cse108 .cse2 (+ (select .cse108 |c_ULTIMATE.start_main_~b~0#1.offset|) (select .cse109 |c_ULTIMATE.start_main_~a~0#1.offset|))))) .cse9 v_ArrVal_957) .cse10 v_ArrVal_959) .cse11 v_ArrVal_960) (+ (* (mod |aux_mod_ULTIMATE.start_main_~i~0#1_45| 4294967296) 8) (- 34359738368) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_962) (+ (* (mod (+ |aux_mod_ULTIMATE.start_main_~i~0#1_45| 1) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_965) (+ (* (mod (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45|) 4294967296) 8) |c_ULTIMATE.start_main_~b~0#1.offset|) v_ArrVal_967) .cse2)) (<= c_~N~0 (+ 2 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse110)) (<= |aux_mod_ULTIMATE.start_main_~i~0#1_45| 2147483647) (< (+ 3 |aux_mod_ULTIMATE.start_main_~i~0#1_45| .cse110) c_~N~0)))))) .cse34 (not .cse94))))))) is different from true [2022-12-14 14:42:36,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:38,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2022-12-14 14:42:40,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:42,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:44,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-12-14 14:42:46,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-12-14 14:42:48,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-12-14 14:42:50,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:53,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:55,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:56,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:42:58,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:43:00,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-14 14:43:02,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1]