./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/mapavg5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/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_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/mapavg5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/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_b7e11195-b28c-4a33-9fb6-67a41c3c418c/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 407fcf7d2eac351408fa4d5f2ec0e8445116bd56ec588be775b50f5c012c0e01 --- 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 16:05:29,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:05:29,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:05:29,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:05:29,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:05:29,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:05:29,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:05:29,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:05:29,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:05:29,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:05:29,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:05:29,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:05:29,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:05:29,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:05:29,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:05:29,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:05:29,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:05:29,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:05:29,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:05:29,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:05:29,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:05:29,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:05:29,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:05:29,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:05:29,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:05:29,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:05:29,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:05:29,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:05:29,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:05:29,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:05:29,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:05:29,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:05:29,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:05:29,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:05:29,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:05:29,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:05:29,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:05:29,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:05:29,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:05:29,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:05:29,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:05:29,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 16:05:29,536 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:05:29,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:05:29,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 16:05:29,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 16:05:29,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:05:29,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 16:05:29,538 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 16:05:29,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 16:05:29,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 16:05:29,540 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 16:05:29,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 16:05:29,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 16:05:29,540 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 16:05:29,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:05:29,541 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:05:29,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:05:29,542 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:05:29,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:05:29,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:05:29,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:05:29,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:05:29,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:05:29,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:05:29,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:05:29,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 16:05:29,545 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_b7e11195-b28c-4a33-9fb6-67a41c3c418c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 407fcf7d2eac351408fa4d5f2ec0e8445116bd56ec588be775b50f5c012c0e01 [2022-12-14 16:05:29,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:05:29,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:05:29,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:05:29,740 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:05:29,740 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:05:29,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/array-crafted/mapavg5.i [2022-12-14 16:05:32,246 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:05:32,413 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:05:32,413 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/sv-benchmarks/c/array-crafted/mapavg5.i [2022-12-14 16:05:32,419 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/data/504f29a33/3046521bd83a49bfac5a63a4abf18b60/FLAGca7240fc5 [2022-12-14 16:05:32,823 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/data/504f29a33/3046521bd83a49bfac5a63a4abf18b60 [2022-12-14 16:05:32,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:05:32,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:05:32,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:05:32,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:05:32,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:05:32,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:32,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ef78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32, skipping insertion in model container [2022-12-14 16:05:32,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:32,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:05:32,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:05:32,964 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_b7e11195-b28c-4a33-9fb6-67a41c3c418c/sv-benchmarks/c/array-crafted/mapavg5.i[1383,1396] [2022-12-14 16:05:32,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:05:32,973 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:05:32,987 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_b7e11195-b28c-4a33-9fb6-67a41c3c418c/sv-benchmarks/c/array-crafted/mapavg5.i[1383,1396] [2022-12-14 16:05:32,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:05:32,997 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:05:32,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32 WrapperNode [2022-12-14 16:05:32,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:05:32,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:05:32,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:05:32,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:05:33,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,021 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2022-12-14 16:05:33,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:05:33,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:05:33,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:05:33,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:05:33,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,038 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:05:33,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:05:33,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:05:33,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:05:33,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (1/1) ... [2022-12-14 16:05:33,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:05:33,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:33,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 16:05:33,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 16:05:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:05:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure mapavg [2022-12-14 16:05:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure mapavg [2022-12-14 16:05:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:05:33,160 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:05:33,162 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:05:33,287 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:05:33,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:05:33,311 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 16:05:33,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:05:33 BoogieIcfgContainer [2022-12-14 16:05:33,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:05:33,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 16:05:33,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 16:05:33,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 16:05:33,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:05:32" (1/3) ... [2022-12-14 16:05:33,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b700c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:05:33, skipping insertion in model container [2022-12-14 16:05:33,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:05:32" (2/3) ... [2022-12-14 16:05:33,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b700c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:05:33, skipping insertion in model container [2022-12-14 16:05:33,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:05:33" (3/3) ... [2022-12-14 16:05:33,320 INFO L112 eAbstractionObserver]: Analyzing ICFG mapavg5.i [2022-12-14 16:05:33,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 16:05:33,335 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 16:05:33,369 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 16:05:33,374 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;@7bffa343, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 16:05:33,374 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 16:05:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 14 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:05:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 16:05:33,383 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:05:33,383 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:05:33,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:05:33,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:05:33,388 INFO L85 PathProgramCache]: Analyzing trace with hash -605605805, now seen corresponding path program 1 times [2022-12-14 16:05:33,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:05:33,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708615993] [2022-12-14 16:05:33,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:33,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:05:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:05:33,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:05:33,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708615993] [2022-12-14 16:05:33,534 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 16:05:33,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874246801] [2022-12-14 16:05:33,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:33,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:33,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:33,537 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:05:33,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 16:05:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:05:33,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 16:05:33,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:05:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 16:05:33,710 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 16:05:33,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1874246801] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:05:33,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:05:33,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:05:33,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192724810] [2022-12-14 16:05:33,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:05:33,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:05:33,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:05:33,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:05:33,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:05:33,744 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 14 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 16:05:33,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:05:33,792 INFO L93 Difference]: Finished difference Result 36 states and 47 transitions. [2022-12-14 16:05:33,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:05:33,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 21 [2022-12-14 16:05:33,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:05:33,801 INFO L225 Difference]: With dead ends: 36 [2022-12-14 16:05:33,801 INFO L226 Difference]: Without dead ends: 17 [2022-12-14 16:05:33,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:05:33,808 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 0 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:05:33,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:05:33,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-12-14 16:05:33,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-12-14 16:05:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:05:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2022-12-14 16:05:33,846 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 21 [2022-12-14 16:05:33,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:05:33,847 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2022-12-14 16:05:33,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 16:05:33,847 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-14 16:05:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 16:05:33,849 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:05:33,849 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:05:33,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 16:05:34,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-12-14 16:05:34,051 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:05:34,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:05:34,052 INFO L85 PathProgramCache]: Analyzing trace with hash -108191955, now seen corresponding path program 1 times [2022-12-14 16:05:34,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:05:34,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592865142] [2022-12-14 16:05:34,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:34,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:05:34,082 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:05:34,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [797371428] [2022-12-14 16:05:34,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:34,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:34,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:34,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:05:34,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 16:05:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:05:34,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 16:05:34,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:05:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 16:05:34,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:05:34,363 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 16:05:34,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:05:34,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592865142] [2022-12-14 16:05:34,364 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:05:34,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797371428] [2022-12-14 16:05:34,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797371428] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:05:34,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1715483487] [2022-12-14 16:05:34,382 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:05:34,382 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:05:34,385 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:05:34,389 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:05:34,389 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:05:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:34,478 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:05:34,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:05:34,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:34,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-12-14 16:05:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:34,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2022-12-14 16:05:34,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:34,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:34,641 INFO L321 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2022-12-14 16:05:34,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 198 [2022-12-14 16:05:34,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:05:34,728 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:05:34,733 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:05:34,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1715483487] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:05:34,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:05:34,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4, 4] total 11 [2022-12-14 16:05:34,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930431932] [2022-12-14 16:05:34,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:05:34,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 16:05:34,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:05:34,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 16:05:34,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-12-14 16:05:34,847 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 7 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 16:05:34,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:05:34,975 INFO L93 Difference]: Finished difference Result 30 states and 40 transitions. [2022-12-14 16:05:34,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 16:05:34,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-12-14 16:05:34,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:05:34,976 INFO L225 Difference]: With dead ends: 30 [2022-12-14 16:05:34,976 INFO L226 Difference]: Without dead ends: 18 [2022-12-14 16:05:34,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-12-14 16:05:34,977 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 10 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 16:05:34,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 12 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 16:05:34,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-12-14 16:05:34,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-12-14 16:05:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:05:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2022-12-14 16:05:34,982 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 22 [2022-12-14 16:05:34,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:05:34,982 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2022-12-14 16:05:34,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 16:05:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-14 16:05:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 16:05:34,983 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:05:34,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:05:34,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 16:05:35,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:35,185 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:05:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:05:35,187 INFO L85 PathProgramCache]: Analyzing trace with hash -223749275, now seen corresponding path program 1 times [2022-12-14 16:05:35,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:05:35,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954233670] [2022-12-14 16:05:35,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:35,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:05:35,244 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:05:35,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1694659227] [2022-12-14 16:05:35,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:35,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:35,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:35,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:05:35,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 16:05:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:05:35,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 16:05:35,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:05:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 16:05:35,397 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:05:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 16:05:35,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:05:35,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954233670] [2022-12-14 16:05:35,420 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:05:35,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694659227] [2022-12-14 16:05:35,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694659227] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:05:35,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1101828603] [2022-12-14 16:05:35,423 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:05:35,423 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:05:35,423 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:05:35,423 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:05:35,424 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:05:35,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,454 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:05:35,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:05:35,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-12-14 16:05:35,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2022-12-14 16:05:35,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,559 INFO L321 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2022-12-14 16:05:35,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 198 [2022-12-14 16:05:35,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:05:35,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:35,659 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 30 treesize of output 20 [2022-12-14 16:05:35,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:05:35,767 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 24 treesize of output 16 [2022-12-14 16:05:35,897 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:05:35,920 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:05:47,697 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '522#(and (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (exists ((v_mapavg_~ret~0_BEFORE_RETURN_7 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_7 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) 4294967296) 2147483647) (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_7 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) 4294967296) (+ (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_7 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_7 ~N~0)) 4294967296) (- 4294967296))))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (= |ULTIMATE.start_main_~i~2#1| 0) (= |ULTIMATE.start_main_~#x~0#1.offset| 0) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (<= ~N~0 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-12-14 16:05:47,697 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:05:47,697 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:05:47,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-14 16:05:47,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006751049] [2022-12-14 16:05:47,698 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 16:05:47,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 16:05:47,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:05:47,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 16:05:47,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=305, Unknown=1, NotChecked=0, Total=380 [2022-12-14 16:05:47,700 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:05:47,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:05:47,728 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2022-12-14 16:05:47,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 16:05:47,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 25 [2022-12-14 16:05:47,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:05:47,729 INFO L225 Difference]: With dead ends: 33 [2022-12-14 16:05:47,729 INFO L226 Difference]: Without dead ends: 19 [2022-12-14 16:05:47,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=74, Invalid=305, Unknown=1, NotChecked=0, Total=380 [2022-12-14 16:05:47,731 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:05:47,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:05:47,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-12-14 16:05:47,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-12-14 16:05:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:05:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-12-14 16:05:47,735 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 25 [2022-12-14 16:05:47,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:05:47,735 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-12-14 16:05:47,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:05:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-12-14 16:05:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 16:05:47,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:05:47,736 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:05:47,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 16:05:47,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-12-14 16:05:47,937 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:05:47,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:05:47,937 INFO L85 PathProgramCache]: Analyzing trace with hash -609694401, now seen corresponding path program 2 times [2022-12-14 16:05:47,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:05:47,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564476727] [2022-12-14 16:05:47,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:47,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:05:47,951 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:05:47,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [579817382] [2022-12-14 16:05:47,951 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 16:05:47,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:47,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:47,952 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:05:47,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 16:05:48,004 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-14 16:05:48,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 16:05:48,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 16:05:48,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:05:48,030 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 16:05:48,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 16:05:48,031 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:05:48,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564476727] [2022-12-14 16:05:48,031 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:05:48,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579817382] [2022-12-14 16:05:48,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579817382] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:05:48,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:05:48,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 16:05:48,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784728269] [2022-12-14 16:05:48,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:05:48,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 16:05:48,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:05:48,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 16:05:48,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 16:05:48,033 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 16:05:48,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:05:48,058 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2022-12-14 16:05:48,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 16:05:48,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2022-12-14 16:05:48,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:05:48,059 INFO L225 Difference]: With dead ends: 29 [2022-12-14 16:05:48,059 INFO L226 Difference]: Without dead ends: 20 [2022-12-14 16:05:48,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 16:05:48,060 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 8 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:05:48,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 18 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:05:48,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-12-14 16:05:48,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-12-14 16:05:48,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:05:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-12-14 16:05:48,064 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 26 [2022-12-14 16:05:48,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:05:48,065 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-12-14 16:05:48,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 16:05:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-12-14 16:05:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 16:05:48,066 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:05:48,066 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:05:48,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-12-14 16:05:48,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:48,268 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:05:48,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:05:48,269 INFO L85 PathProgramCache]: Analyzing trace with hash 814665692, now seen corresponding path program 1 times [2022-12-14 16:05:48,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:05:48,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111311603] [2022-12-14 16:05:48,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:48,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:05:48,319 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:05:48,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1358548169] [2022-12-14 16:05:48,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:05:48,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:05:48,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:05:48,321 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:05:48,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 16:05:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:05:48,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 16:05:48,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:05:48,393 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 16:05:48,393 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:05:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 16:05:48,433 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:05:48,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111311603] [2022-12-14 16:05:48,433 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:05:48,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358548169] [2022-12-14 16:05:48,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358548169] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:05:48,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1060444180] [2022-12-14 16:05:48,435 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:05:48,435 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:05:48,435 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:05:48,435 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:05:48,436 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:05:48,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,460 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-12-14 16:05:48,460 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 1 case distinctions, treesize of input 21 treesize of output 30 [2022-12-14 16:05:48,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,480 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:05:48,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:05:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2022-12-14 16:05:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,557 INFO L321 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2022-12-14 16:05:48,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 198 [2022-12-14 16:05:48,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:05:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,655 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 30 treesize of output 20 [2022-12-14 16:05:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:05:48,746 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 32 treesize of output 27 [2022-12-14 16:05:48,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:05:48,778 INFO L321 Elim1Store]: treesize reduction 45, result has 6.3 percent of original size [2022-12-14 16:05:48,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 72 [2022-12-14 16:05:48,796 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 24 treesize of output 24 [2022-12-14 16:05:48,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:05:48,936 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:05:48,966 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:06:08,943 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '933#(and (exists ((v_mapavg_~ret~0_BEFORE_RETURN_14 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_14 0)) (ite (< ~N~0 0) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) (- 1)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0)) 4294967296) 2147483647) (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_14 0)) (ite (< ~N~0 0) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) (- 1)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0)) 4294967296) (+ (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_14 0)) (ite (< ~N~0 0) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) (- 1)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_14 ~N~0)) 4294967296) (- 4294967296))))) (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (<= ~N~0 2147483647) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (<= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (= |ULTIMATE.start_main_~#x~0#1.offset| 0) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= ~N~0 (+ |ULTIMATE.start_main_~i~2#1| 1)) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-12-14 16:06:08,943 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:06:08,943 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:06:08,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2022-12-14 16:06:08,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140247693] [2022-12-14 16:06:08,944 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 16:06:08,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 16:06:08,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:06:08,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 16:06:08,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=381, Unknown=3, NotChecked=0, Total=462 [2022-12-14 16:06:08,945 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 16:06:08,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:06:08,966 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2022-12-14 16:06:08,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 16:06:08,966 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) Word has length 27 [2022-12-14 16:06:08,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:06:08,967 INFO L225 Difference]: With dead ends: 35 [2022-12-14 16:06:08,967 INFO L226 Difference]: Without dead ends: 21 [2022-12-14 16:06:08,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 20.0s TimeCoverageRelationStatistics Valid=78, Invalid=381, Unknown=3, NotChecked=0, Total=462 [2022-12-14 16:06:08,967 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 15 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:06:08,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 19 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:06:08,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2022-12-14 16:06:08,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-12-14 16:06:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:06:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2022-12-14 16:06:08,971 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 27 [2022-12-14 16:06:08,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:06:08,971 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-12-14 16:06:08,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 16:06:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-12-14 16:06:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 16:06:08,972 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:06:08,972 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:06:08,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 16:06:09,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:06:09,173 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:06:09,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:06:09,175 INFO L85 PathProgramCache]: Analyzing trace with hash 749029278, now seen corresponding path program 2 times [2022-12-14 16:06:09,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:06:09,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134636566] [2022-12-14 16:06:09,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:06:09,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:06:09,225 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:06:09,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [213149201] [2022-12-14 16:06:09,226 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 16:06:09,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:06:09,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:06:09,227 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:06:09,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 16:06:09,409 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-12-14 16:06:09,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 16:06:09,412 WARN L261 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 108 conjunts are in the unsatisfiable core [2022-12-14 16:06:09,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:06:09,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 16:06:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:06:11,889 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:06:11,889 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 281 treesize of output 151 [2022-12-14 16:06:29,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:06:29,855 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:06:29,856 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 489 treesize of output 264 [2022-12-14 16:06:35,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:06:35,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:06:35,962 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:06:35,962 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 406 treesize of output 276 [2022-12-14 16:06:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:06:41,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:06:41,892 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:06:41,892 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 739 treesize of output 382 [2022-12-14 16:07:00,856 WARN L233 SmtUtils]: Spent 17.40s on a formula simplification. DAG size of input: 69 DAG size of output: 50 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:07:13,021 WARN L233 SmtUtils]: Spent 11.14s on a formula simplification. DAG size of input: 50 DAG size of output: 46 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:07:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:07:13,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:07:33,892 WARN L233 SmtUtils]: Spent 5.86s on a formula simplification. DAG size of input: 100 DAG size of output: 68 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:09:18,374 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse35 (select |c_#memory_int| |c_ULTIMATE.start_main_~#x~0#1.base|))) (let ((.cse34 (select .cse35 |c_ULTIMATE.start_main_~#x~0#1.offset|))) (let ((.cse189 (let ((.cse191 (+ |c_ULTIMATE.start_main_~#x~0#1.offset| 4))) (let ((.cse190 (store (store .cse35 |c_ULTIMATE.start_main_~#x~0#1.offset| (select .cse35 .cse191)) (+ (* c_~N~0 4) (- 4) |c_ULTIMATE.start_main_~#x~0#1.offset|) .cse34))) (+ (select .cse190 .cse191) (select .cse190 |c_ULTIMATE.start_main_~#x~0#1.offset|) 1))))) (let ((.cse96 (div .cse189 c_~N~0))) (let ((.cse187 (< .cse189 0)) (.cse3 (= (mod .cse189 c_~N~0) 0)) (.cse36 (+ |c_ULTIMATE.start_main_~ret~1#1| 4294967296)) (.cse188 (mod .cse96 4294967296))) (let ((.cse16 (= |c_ULTIMATE.start_main_~ret~1#1| .cse188)) (.cse8 (= .cse36 .cse188)) (.cse9 (and .cse187 (not .cse3))) (.cse4 (not .cse187)) (.cse97 (< c_~N~0 0))) (and (or (let ((.cse37 (mod (+ .cse96 1) 4294967296))) (let ((.cse0 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse95 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse94 (div .cse95 c_~N~0))) (or (<= (mod (+ .cse94 1) 4294967296) 2147483647) (= (mod .cse95 c_~N~0) 0) (not (<= (mod .cse94 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse95 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse2 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse92 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse93 (div .cse92 c_~N~0))) (let ((.cse91 (mod (+ .cse93 1) 4294967296))) (or (<= .cse91 2147483647) (= (mod .cse92 c_~N~0) 0) (not (<= (mod .cse93 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse92 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse36 .cse91))))))) (.cse19 (<= .cse37 2147483647)) (.cse12 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse90 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse89 (div .cse90 c_~N~0))) (or (<= (mod (+ .cse89 1) 4294967296) 2147483647) (<= (mod .cse89 4294967296) 2147483647) (not (= (mod .cse90 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse13 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse88 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse86 (div .cse88 c_~N~0))) (let ((.cse87 (mod .cse86 4294967296))) (or (<= (mod (+ .cse86 1) 4294967296) 2147483647) (<= .cse87 2147483647) (not (= (mod .cse88 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse87 .cse36))))))) (.cse10 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse84 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse85 (div .cse84 c_~N~0))) (let ((.cse83 (mod (+ .cse85 1) 4294967296))) (or (<= .cse83 2147483647) (= (mod .cse84 c_~N~0) 0) (<= (mod .cse85 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse84 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse36 .cse83))))))) (.cse11 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse82 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse81 (div .cse82 c_~N~0))) (or (<= (mod (+ .cse81 1) 4294967296) 2147483647) (= (mod .cse82 c_~N~0) 0) (<= (mod .cse81 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse82 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse24 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse79 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse78 (div .cse79 c_~N~0))) (let ((.cse80 (mod .cse78 4294967296))) (or (not (<= (mod (+ .cse78 1) 4294967296) 2147483647)) (< .cse79 0) (not (<= .cse80 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse80))))))) (.cse25 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse77 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse76 (div .cse77 c_~N~0))) (or (not (<= (mod (+ .cse76 1) 4294967296) 2147483647)) (< .cse77 0) (not (<= (mod .cse76 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse14 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse74 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse73 (div .cse74 c_~N~0))) (let ((.cse75 (mod .cse73 4294967296))) (or (not (<= (mod (+ .cse73 1) 4294967296) 2147483647)) (not (= (mod .cse74 c_~N~0) 0)) (not (<= .cse75 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse75))))))) (.cse15 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse72 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse71 (div .cse72 c_~N~0))) (or (not (<= (mod (+ .cse71 1) 4294967296) 2147483647)) (not (= (mod .cse72 c_~N~0) 0)) (not (<= (mod .cse71 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse6 (= |c_ULTIMATE.start_main_~ret~1#1| .cse37)) (.cse5 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse69 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse68 (div .cse69 c_~N~0))) (let ((.cse70 (mod .cse68 4294967296))) (or (<= (mod (+ .cse68 1) 4294967296) 2147483647) (not (= (mod .cse69 c_~N~0) 0)) (not (<= .cse70 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse70))))))) (.cse7 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse67 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse66 (div .cse67 c_~N~0))) (or (<= (mod (+ .cse66 1) 4294967296) 2147483647) (not (= (mod .cse67 c_~N~0) 0)) (not (<= (mod .cse66 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse31 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse65 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse63 (div .cse65 c_~N~0))) (let ((.cse64 (mod .cse63 4294967296))) (or (not (<= (mod (+ .cse63 1) 4294967296) 2147483647)) (<= .cse64 2147483647) (not (= (mod .cse65 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse64 .cse36))))))) (.cse30 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse62 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse61 (div .cse62 c_~N~0))) (or (not (<= (mod (+ .cse61 1) 4294967296) 2147483647)) (<= (mod .cse61 4294967296) 2147483647) (not (= (mod .cse62 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse28 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse60 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse59 (div .cse60 c_~N~0))) (or (not (<= (mod (+ .cse59 1) 4294967296) 2147483647)) (<= (mod .cse59 4294967296) 2147483647) (< .cse60 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse29 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse58 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse56 (div .cse58 c_~N~0))) (let ((.cse57 (mod .cse56 4294967296))) (or (not (<= (mod (+ .cse56 1) 4294967296) 2147483647)) (<= .cse57 2147483647) (< .cse58 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse57 .cse36))))))) (.cse17 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse55 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse54 (div .cse55 c_~N~0))) (or (not (<= (mod (+ .cse54 1) 4294967296) 2147483647)) (= (mod .cse55 c_~N~0) 0) (not (<= (mod .cse54 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse55 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse18 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse52 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse53 (div .cse52 c_~N~0))) (let ((.cse51 (mod (+ .cse53 1) 4294967296))) (or (not (<= .cse51 2147483647)) (= (mod .cse52 c_~N~0) 0) (not (<= (mod .cse53 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (= |c_ULTIMATE.start_main_~ret~1#1| .cse51) (not (< .cse52 0)) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (.cse26 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse49 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse50 (div .cse49 c_~N~0))) (let ((.cse48 (mod (+ .cse50 1) 4294967296))) (or (not (<= .cse48 2147483647)) (= (mod .cse49 c_~N~0) 0) (<= (mod .cse50 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (= |c_ULTIMATE.start_main_~ret~1#1| .cse48) (not (< .cse49 0)) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (.cse27 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse47 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse46 (div .cse47 c_~N~0))) (or (not (<= (mod (+ .cse46 1) 4294967296) 2147483647)) (= (mod .cse47 c_~N~0) 0) (<= (mod .cse46 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse47 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse23 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse45 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse44 (div .cse45 c_~N~0))) (or (<= (mod (+ .cse44 1) 4294967296) 2147483647) (< .cse45 0) (not (<= (mod .cse44 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse22 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse42 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse41 (div .cse42 c_~N~0))) (let ((.cse43 (mod .cse41 4294967296))) (or (<= (mod (+ .cse41 1) 4294967296) 2147483647) (< .cse42 0) (not (<= .cse43 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse43))))))) (.cse20 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse40 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse38 (div .cse40 c_~N~0))) (let ((.cse39 (mod .cse38 4294967296))) (or (<= (mod (+ .cse38 1) 4294967296) 2147483647) (<= .cse39 2147483647) (< .cse40 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse39 .cse36))))))) (.cse1 (= .cse36 .cse37)) (.cse21 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse33 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse32 (div .cse33 c_~N~0))) (or (<= (mod (+ .cse32 1) 4294967296) 2147483647) (<= (mod .cse32 4294967296) 2147483647) (< .cse33 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (and (or (and (or .cse0 .cse1) .cse2) .cse3 .cse4) (or .cse3 (and .cse5 (or .cse6 .cse7)) .cse4) (or (and (or .cse8 .cse0) .cse2) .cse9) (or (and .cse10 (or .cse8 .cse11)) .cse9) (or (and (or .cse12 .cse1) .cse13) .cse3 .cse4) (or (and .cse14 (or .cse15 .cse16)) .cse9) (or .cse3 (and (or .cse17 .cse6) .cse18 (or .cse19 .cse17)) .cse4) (or (and .cse20 (or .cse8 .cse21)) .cse9) (or .cse3 (and .cse22 (or .cse6 .cse23)) .cse4) (or (and .cse24 (or .cse25 .cse16)) .cse9) (or (and .cse26 (or .cse19 .cse27) (or .cse27 .cse6)) .cse3 .cse4) (or (and (or .cse12 .cse8) .cse13) .cse9) (or .cse3 .cse4 (and .cse10 (or .cse1 .cse11))) (or .cse3 (and (or .cse28 .cse1) .cse29) .cse4) (or .cse3 (and .cse24 (or .cse25 .cse6)) .cse4) (or (and (or .cse30 .cse8) .cse31) .cse9) (or .cse3 (and .cse14 (or .cse15 .cse6)) .cse4) (or (and .cse5 (or .cse16 .cse7)) .cse9) (or (and .cse31 (or .cse30 .cse1)) .cse3 .cse4) (or (and (or .cse8 .cse28) .cse29) .cse9) (or (and (or .cse17 .cse16) .cse18) .cse9) (or (and .cse26 (or .cse27 .cse16)) .cse9) (or (and (or .cse16 .cse23) .cse22) .cse9) (or (and .cse20 (or .cse1 .cse21)) .cse3 .cse4)))) .cse97) (or (let ((.cse131 (mod (+ .cse96 4294967295) 4294967296))) (let ((.cse108 (<= .cse131 2147483647))) (let ((.cse103 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse184 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse186 (div .cse184 c_~N~0))) (let ((.cse185 (mod .cse186 4294967296))) (or (not (= (mod .cse184 c_~N~0) 0)) (not (<= .cse185 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse186) 4294967296) 2147483647) (= |c_ULTIMATE.start_main_~ret~1#1| .cse185))))))) (.cse104 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse182 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse183 (div .cse182 c_~N~0))) (or (not (= (mod .cse182 c_~N~0) 0)) (not (<= (mod .cse183 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse183) 4294967296) 2147483647)))))) (.cse107 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse181 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse180 (div .cse181 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse180) 4294967296) 2147483647)) (= (mod .cse181 c_~N~0) 0) (<= (mod .cse180 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse181 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse109 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse178 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse179 (div .cse178 c_~N~0))) (let ((.cse177 (mod (+ 4294967295 .cse179) 4294967296))) (or (not (<= .cse177 2147483647)) (= (mod .cse178 c_~N~0) 0) (<= (mod .cse179 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse178 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse177))))))) (.cse98 (= |c_ULTIMATE.start_main_~ret~1#1| .cse131)) (.cse101 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse176 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse174 (div .cse176 c_~N~0))) (let ((.cse175 (mod .cse174 4294967296))) (or (not (<= (mod (+ 4294967295 .cse174) 4294967296) 2147483647)) (<= .cse175 2147483647) (not (= (mod .cse176 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse175 .cse36))))))) (.cse102 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse173 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse172 (div .cse173 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse172) 4294967296) 2147483647)) (<= (mod .cse172 4294967296) 2147483647) (not (= (mod .cse173 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse117 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse170 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse171 (div .cse170 c_~N~0))) (let ((.cse169 (mod .cse171 4294967296))) (or (<= .cse169 2147483647) (< .cse170 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse169 .cse36) (<= (mod (+ 4294967295 .cse171) 4294967296) 2147483647))))))) (.cse116 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse168 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse167 (div .cse168 c_~N~0))) (or (<= (mod .cse167 4294967296) 2147483647) (< .cse168 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse167) 4294967296) 2147483647)))))) (.cse121 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse165 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse166 (div .cse165 c_~N~0))) (let ((.cse164 (mod (+ 4294967295 .cse166) 4294967296))) (or (not (<= .cse164 2147483647)) (= (mod .cse165 c_~N~0) 0) (not (<= (mod .cse166 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse165 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse164))))))) (.cse120 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse163 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse162 (div .cse163 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse162) 4294967296) 2147483647)) (= (mod .cse163 c_~N~0) 0) (not (<= (mod .cse162 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse163 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse111 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse161 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse160 (div .cse161 c_~N~0))) (or (<= (mod .cse160 4294967296) 2147483647) (not (= (mod .cse161 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse160) 4294967296) 2147483647)))))) (.cse112 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse158 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse159 (div .cse158 c_~N~0))) (let ((.cse157 (mod .cse159 4294967296))) (or (<= .cse157 2147483647) (not (= (mod .cse158 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse157 .cse36) (<= (mod (+ 4294967295 .cse159) 4294967296) 2147483647))))))) (.cse106 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse154 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse156 (div .cse154 c_~N~0))) (let ((.cse155 (mod .cse156 4294967296))) (or (< .cse154 0) (not (<= .cse155 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse156) 4294967296) 2147483647) (= |c_ULTIMATE.start_main_~ret~1#1| .cse155))))))) (.cse105 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse152 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse153 (div .cse152 c_~N~0))) (or (< .cse152 0) (not (<= (mod .cse153 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse153) 4294967296) 2147483647)))))) (.cse122 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse151 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse149 (div .cse151 c_~N~0))) (let ((.cse150 (mod .cse149 4294967296))) (or (not (<= (mod (+ 4294967295 .cse149) 4294967296) 2147483647)) (<= .cse150 2147483647) (< .cse151 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse150 .cse36))))))) (.cse123 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse148 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse147 (div .cse148 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse147) 4294967296) 2147483647)) (<= (mod .cse147 4294967296) 2147483647) (< .cse148 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse119 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse145 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse144 (div .cse145 c_~N~0))) (let ((.cse146 (mod .cse144 4294967296))) (or (not (<= (mod (+ 4294967295 .cse144) 4294967296) 2147483647)) (not (= (mod .cse145 c_~N~0) 0)) (not (<= .cse146 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse146))))))) (.cse118 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse143 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse142 (div .cse143 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse142) 4294967296) 2147483647)) (not (= (mod .cse143 c_~N~0) 0)) (not (<= (mod .cse142 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse113 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse140 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse141 (div .cse140 c_~N~0))) (or (= (mod .cse140 c_~N~0) 0) (not (<= (mod .cse141 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse140 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse141) 4294967296) 2147483647)))))) (.cse115 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse137 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse138 (div .cse137 c_~N~0))) (let ((.cse139 (mod (+ 4294967295 .cse138) 4294967296))) (or (= (mod .cse137 c_~N~0) 0) (not (<= (mod .cse138 4294967296) 2147483647)) (= .cse139 .cse36) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse137 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= .cse139 2147483647))))))) (.cse100 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse135 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse134 (div .cse135 c_~N~0))) (let ((.cse136 (mod .cse134 4294967296))) (or (not (<= (mod (+ 4294967295 .cse134) 4294967296) 2147483647)) (< .cse135 0) (not (<= .cse136 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse136))))))) (.cse99 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse133 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse132 (div .cse133 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse132) 4294967296) 2147483647)) (< .cse133 0) (not (<= (mod .cse132 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse110 (= .cse36 .cse131)) (.cse124 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse128 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse129 (div .cse128 c_~N~0))) (let ((.cse130 (mod (+ 4294967295 .cse129) 4294967296))) (or (= (mod .cse128 c_~N~0) 0) (<= (mod .cse129 4294967296) 2147483647) (= .cse130 .cse36) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse128 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= .cse130 2147483647))))))) (.cse125 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse126 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse127 (div .cse126 c_~N~0))) (or (= (mod .cse126 c_~N~0) 0) (<= (mod .cse127 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse126 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse127) 4294967296) 2147483647)))))) (.cse114 (not .cse108))) (and (or (and (or .cse98 .cse99) .cse100) .cse3 .cse4) (or (and .cse101 (or .cse8 .cse102)) .cse9) (or (and .cse103 (or .cse98 .cse104)) .cse3 .cse4) (or (and .cse103 (or .cse104 .cse16)) .cse9) (or (and (or .cse98 .cse105) .cse106) .cse3 .cse4) (or (and (or .cse98 .cse107) (or .cse107 .cse108) .cse109) .cse3 .cse4) (or (and (or .cse107 .cse16) .cse109) .cse9) (or (and (or .cse110 .cse111) .cse112) .cse3 .cse4) (or (and (or .cse110 .cse113) (or .cse113 .cse114) .cse115) .cse3 .cse4) (or (and (or .cse8 .cse116) .cse117) .cse9) (or .cse3 (and (or .cse118 .cse98) .cse119) .cse4) (or (and (or .cse98 .cse120) (or .cse120 .cse108) .cse121) .cse3 .cse4) (or (and .cse101 (or .cse110 .cse102)) .cse3 .cse4) (or .cse3 .cse4 (and .cse117 (or .cse110 .cse116))) (or .cse9 (and .cse122 (or .cse8 .cse123))) (or (and .cse121 (or .cse16 .cse120)) .cse9) (or (and (or .cse8 .cse111) .cse112) .cse9) (or .cse9 (and .cse106 (or .cse105 .cse16))) (or (and .cse122 (or .cse110 .cse123)) .cse3 .cse4) (or (and .cse119 (or .cse118 .cse16)) .cse9) (or (and (or .cse8 .cse113) .cse115) .cse9) (or (and .cse100 (or .cse16 .cse99)) .cse9) (or (and .cse124 (or .cse8 .cse125)) .cse9) (or (and (or .cse110 .cse125) .cse124 (or .cse125 .cse114)) .cse3 .cse4))))) (not .cse97))))))))) is different from false [2022-12-14 16:09:20,387 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse35 (select |c_#memory_int| |c_ULTIMATE.start_main_~#x~0#1.base|))) (let ((.cse34 (select .cse35 |c_ULTIMATE.start_main_~#x~0#1.offset|))) (let ((.cse189 (let ((.cse191 (+ |c_ULTIMATE.start_main_~#x~0#1.offset| 4))) (let ((.cse190 (store (store .cse35 |c_ULTIMATE.start_main_~#x~0#1.offset| (select .cse35 .cse191)) (+ (* c_~N~0 4) (- 4) |c_ULTIMATE.start_main_~#x~0#1.offset|) .cse34))) (+ (select .cse190 .cse191) (select .cse190 |c_ULTIMATE.start_main_~#x~0#1.offset|) 1))))) (let ((.cse96 (div .cse189 c_~N~0))) (let ((.cse187 (< .cse189 0)) (.cse3 (= (mod .cse189 c_~N~0) 0)) (.cse36 (+ |c_ULTIMATE.start_main_~ret~1#1| 4294967296)) (.cse188 (mod .cse96 4294967296))) (let ((.cse16 (= |c_ULTIMATE.start_main_~ret~1#1| .cse188)) (.cse8 (= .cse36 .cse188)) (.cse9 (and .cse187 (not .cse3))) (.cse4 (not .cse187)) (.cse97 (< c_~N~0 0))) (and (or (let ((.cse37 (mod (+ .cse96 1) 4294967296))) (let ((.cse0 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse95 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse94 (div .cse95 c_~N~0))) (or (<= (mod (+ .cse94 1) 4294967296) 2147483647) (= (mod .cse95 c_~N~0) 0) (not (<= (mod .cse94 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse95 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse2 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse92 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse93 (div .cse92 c_~N~0))) (let ((.cse91 (mod (+ .cse93 1) 4294967296))) (or (<= .cse91 2147483647) (= (mod .cse92 c_~N~0) 0) (not (<= (mod .cse93 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse92 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse36 .cse91))))))) (.cse19 (<= .cse37 2147483647)) (.cse12 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse90 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse89 (div .cse90 c_~N~0))) (or (<= (mod (+ .cse89 1) 4294967296) 2147483647) (<= (mod .cse89 4294967296) 2147483647) (not (= (mod .cse90 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse13 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse88 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse86 (div .cse88 c_~N~0))) (let ((.cse87 (mod .cse86 4294967296))) (or (<= (mod (+ .cse86 1) 4294967296) 2147483647) (<= .cse87 2147483647) (not (= (mod .cse88 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse87 .cse36))))))) (.cse10 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse84 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse85 (div .cse84 c_~N~0))) (let ((.cse83 (mod (+ .cse85 1) 4294967296))) (or (<= .cse83 2147483647) (= (mod .cse84 c_~N~0) 0) (<= (mod .cse85 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse84 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse36 .cse83))))))) (.cse11 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse82 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse81 (div .cse82 c_~N~0))) (or (<= (mod (+ .cse81 1) 4294967296) 2147483647) (= (mod .cse82 c_~N~0) 0) (<= (mod .cse81 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse82 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse24 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse79 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse78 (div .cse79 c_~N~0))) (let ((.cse80 (mod .cse78 4294967296))) (or (not (<= (mod (+ .cse78 1) 4294967296) 2147483647)) (< .cse79 0) (not (<= .cse80 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse80))))))) (.cse25 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse77 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse76 (div .cse77 c_~N~0))) (or (not (<= (mod (+ .cse76 1) 4294967296) 2147483647)) (< .cse77 0) (not (<= (mod .cse76 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse14 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse74 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse73 (div .cse74 c_~N~0))) (let ((.cse75 (mod .cse73 4294967296))) (or (not (<= (mod (+ .cse73 1) 4294967296) 2147483647)) (not (= (mod .cse74 c_~N~0) 0)) (not (<= .cse75 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse75))))))) (.cse15 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse72 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse71 (div .cse72 c_~N~0))) (or (not (<= (mod (+ .cse71 1) 4294967296) 2147483647)) (not (= (mod .cse72 c_~N~0) 0)) (not (<= (mod .cse71 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse6 (= |c_ULTIMATE.start_main_~ret~1#1| .cse37)) (.cse5 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse69 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse68 (div .cse69 c_~N~0))) (let ((.cse70 (mod .cse68 4294967296))) (or (<= (mod (+ .cse68 1) 4294967296) 2147483647) (not (= (mod .cse69 c_~N~0) 0)) (not (<= .cse70 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse70))))))) (.cse7 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse67 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse66 (div .cse67 c_~N~0))) (or (<= (mod (+ .cse66 1) 4294967296) 2147483647) (not (= (mod .cse67 c_~N~0) 0)) (not (<= (mod .cse66 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse31 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse65 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse63 (div .cse65 c_~N~0))) (let ((.cse64 (mod .cse63 4294967296))) (or (not (<= (mod (+ .cse63 1) 4294967296) 2147483647)) (<= .cse64 2147483647) (not (= (mod .cse65 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse64 .cse36))))))) (.cse30 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse62 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse61 (div .cse62 c_~N~0))) (or (not (<= (mod (+ .cse61 1) 4294967296) 2147483647)) (<= (mod .cse61 4294967296) 2147483647) (not (= (mod .cse62 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse28 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse60 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse59 (div .cse60 c_~N~0))) (or (not (<= (mod (+ .cse59 1) 4294967296) 2147483647)) (<= (mod .cse59 4294967296) 2147483647) (< .cse60 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse29 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse58 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse56 (div .cse58 c_~N~0))) (let ((.cse57 (mod .cse56 4294967296))) (or (not (<= (mod (+ .cse56 1) 4294967296) 2147483647)) (<= .cse57 2147483647) (< .cse58 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse57 .cse36))))))) (.cse17 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse55 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse54 (div .cse55 c_~N~0))) (or (not (<= (mod (+ .cse54 1) 4294967296) 2147483647)) (= (mod .cse55 c_~N~0) 0) (not (<= (mod .cse54 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse55 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse18 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse52 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse53 (div .cse52 c_~N~0))) (let ((.cse51 (mod (+ .cse53 1) 4294967296))) (or (not (<= .cse51 2147483647)) (= (mod .cse52 c_~N~0) 0) (not (<= (mod .cse53 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (= |c_ULTIMATE.start_main_~ret~1#1| .cse51) (not (< .cse52 0)) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (.cse26 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse49 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse50 (div .cse49 c_~N~0))) (let ((.cse48 (mod (+ .cse50 1) 4294967296))) (or (not (<= .cse48 2147483647)) (= (mod .cse49 c_~N~0) 0) (<= (mod .cse50 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (= |c_ULTIMATE.start_main_~ret~1#1| .cse48) (not (< .cse49 0)) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (.cse27 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse47 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse46 (div .cse47 c_~N~0))) (or (not (<= (mod (+ .cse46 1) 4294967296) 2147483647)) (= (mod .cse47 c_~N~0) 0) (<= (mod .cse46 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse47 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse23 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse45 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse44 (div .cse45 c_~N~0))) (or (<= (mod (+ .cse44 1) 4294967296) 2147483647) (< .cse45 0) (not (<= (mod .cse44 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse22 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse42 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse41 (div .cse42 c_~N~0))) (let ((.cse43 (mod .cse41 4294967296))) (or (<= (mod (+ .cse41 1) 4294967296) 2147483647) (< .cse42 0) (not (<= .cse43 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse43))))))) (.cse20 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse40 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse38 (div .cse40 c_~N~0))) (let ((.cse39 (mod .cse38 4294967296))) (or (<= (mod (+ .cse38 1) 4294967296) 2147483647) (<= .cse39 2147483647) (< .cse40 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse39 .cse36))))))) (.cse1 (= .cse36 .cse37)) (.cse21 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse33 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse32 (div .cse33 c_~N~0))) (or (<= (mod (+ .cse32 1) 4294967296) 2147483647) (<= (mod .cse32 4294967296) 2147483647) (< .cse33 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)))))))) (and (or (and (or .cse0 .cse1) .cse2) .cse3 .cse4) (or .cse3 (and .cse5 (or .cse6 .cse7)) .cse4) (or (and (or .cse8 .cse0) .cse2) .cse9) (or (and .cse10 (or .cse8 .cse11)) .cse9) (or (and (or .cse12 .cse1) .cse13) .cse3 .cse4) (or (and .cse14 (or .cse15 .cse16)) .cse9) (or .cse3 (and (or .cse17 .cse6) .cse18 (or .cse19 .cse17)) .cse4) (or (and .cse20 (or .cse8 .cse21)) .cse9) (or .cse3 (and .cse22 (or .cse6 .cse23)) .cse4) (or (and .cse24 (or .cse25 .cse16)) .cse9) (or (and .cse26 (or .cse19 .cse27) (or .cse27 .cse6)) .cse3 .cse4) (or (and (or .cse12 .cse8) .cse13) .cse9) (or .cse3 .cse4 (and .cse10 (or .cse1 .cse11))) (or .cse3 (and (or .cse28 .cse1) .cse29) .cse4) (or .cse3 (and .cse24 (or .cse25 .cse6)) .cse4) (or (and (or .cse30 .cse8) .cse31) .cse9) (or .cse3 (and .cse14 (or .cse15 .cse6)) .cse4) (or (and .cse5 (or .cse16 .cse7)) .cse9) (or (and .cse31 (or .cse30 .cse1)) .cse3 .cse4) (or (and (or .cse8 .cse28) .cse29) .cse9) (or (and (or .cse17 .cse16) .cse18) .cse9) (or (and .cse26 (or .cse27 .cse16)) .cse9) (or (and (or .cse16 .cse23) .cse22) .cse9) (or (and .cse20 (or .cse1 .cse21)) .cse3 .cse4)))) .cse97) (or (let ((.cse131 (mod (+ .cse96 4294967295) 4294967296))) (let ((.cse108 (<= .cse131 2147483647))) (let ((.cse103 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse184 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse186 (div .cse184 c_~N~0))) (let ((.cse185 (mod .cse186 4294967296))) (or (not (= (mod .cse184 c_~N~0) 0)) (not (<= .cse185 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse186) 4294967296) 2147483647) (= |c_ULTIMATE.start_main_~ret~1#1| .cse185))))))) (.cse104 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse182 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse183 (div .cse182 c_~N~0))) (or (not (= (mod .cse182 c_~N~0) 0)) (not (<= (mod .cse183 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse183) 4294967296) 2147483647)))))) (.cse107 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse181 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse180 (div .cse181 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse180) 4294967296) 2147483647)) (= (mod .cse181 c_~N~0) 0) (<= (mod .cse180 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse181 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse109 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse178 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse179 (div .cse178 c_~N~0))) (let ((.cse177 (mod (+ 4294967295 .cse179) 4294967296))) (or (not (<= .cse177 2147483647)) (= (mod .cse178 c_~N~0) 0) (<= (mod .cse179 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse178 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse177))))))) (.cse98 (= |c_ULTIMATE.start_main_~ret~1#1| .cse131)) (.cse101 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse176 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse174 (div .cse176 c_~N~0))) (let ((.cse175 (mod .cse174 4294967296))) (or (not (<= (mod (+ 4294967295 .cse174) 4294967296) 2147483647)) (<= .cse175 2147483647) (not (= (mod .cse176 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse175 .cse36))))))) (.cse102 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse173 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse172 (div .cse173 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse172) 4294967296) 2147483647)) (<= (mod .cse172 4294967296) 2147483647) (not (= (mod .cse173 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse117 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse170 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse171 (div .cse170 c_~N~0))) (let ((.cse169 (mod .cse171 4294967296))) (or (<= .cse169 2147483647) (< .cse170 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse169 .cse36) (<= (mod (+ 4294967295 .cse171) 4294967296) 2147483647))))))) (.cse116 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse168 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse167 (div .cse168 c_~N~0))) (or (<= (mod .cse167 4294967296) 2147483647) (< .cse168 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse167) 4294967296) 2147483647)))))) (.cse121 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse165 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse166 (div .cse165 c_~N~0))) (let ((.cse164 (mod (+ 4294967295 .cse166) 4294967296))) (or (not (<= .cse164 2147483647)) (= (mod .cse165 c_~N~0) 0) (not (<= (mod .cse166 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse165 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse164))))))) (.cse120 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse163 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse162 (div .cse163 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse162) 4294967296) 2147483647)) (= (mod .cse163 c_~N~0) 0) (not (<= (mod .cse162 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse163 0)) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse111 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse161 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse160 (div .cse161 c_~N~0))) (or (<= (mod .cse160 4294967296) 2147483647) (not (= (mod .cse161 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse160) 4294967296) 2147483647)))))) (.cse112 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse158 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse159 (div .cse158 c_~N~0))) (let ((.cse157 (mod .cse159 4294967296))) (or (<= .cse157 2147483647) (not (= (mod .cse158 c_~N~0) 0)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse157 .cse36) (<= (mod (+ 4294967295 .cse159) 4294967296) 2147483647))))))) (.cse106 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse154 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse156 (div .cse154 c_~N~0))) (let ((.cse155 (mod .cse156 4294967296))) (or (< .cse154 0) (not (<= .cse155 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse156) 4294967296) 2147483647) (= |c_ULTIMATE.start_main_~ret~1#1| .cse155))))))) (.cse105 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse152 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse153 (div .cse152 c_~N~0))) (or (< .cse152 0) (not (<= (mod .cse153 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse153) 4294967296) 2147483647)))))) (.cse122 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse151 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse149 (div .cse151 c_~N~0))) (let ((.cse150 (mod .cse149 4294967296))) (or (not (<= (mod (+ 4294967295 .cse149) 4294967296) 2147483647)) (<= .cse150 2147483647) (< .cse151 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= .cse150 .cse36))))))) (.cse123 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse148 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse147 (div .cse148 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse147) 4294967296) 2147483647)) (<= (mod .cse147 4294967296) 2147483647) (< .cse148 0) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse119 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse145 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse144 (div .cse145 c_~N~0))) (let ((.cse146 (mod .cse144 4294967296))) (or (not (<= (mod (+ 4294967295 .cse144) 4294967296) 2147483647)) (not (= (mod .cse145 c_~N~0) 0)) (not (<= .cse146 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse146))))))) (.cse118 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse143 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse142 (div .cse143 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse142) 4294967296) 2147483647)) (not (= (mod .cse143 c_~N~0) 0)) (not (<= (mod .cse142 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse113 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse140 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse141 (div .cse140 c_~N~0))) (or (= (mod .cse140 c_~N~0) 0) (not (<= (mod .cse141 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse140 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse141) 4294967296) 2147483647)))))) (.cse115 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse137 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse138 (div .cse137 c_~N~0))) (let ((.cse139 (mod (+ 4294967295 .cse138) 4294967296))) (or (= (mod .cse137 c_~N~0) 0) (not (<= (mod .cse138 4294967296) 2147483647)) (= .cse139 .cse36) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse137 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= .cse139 2147483647))))))) (.cse100 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse135 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse134 (div .cse135 c_~N~0))) (let ((.cse136 (mod .cse134 4294967296))) (or (not (<= (mod (+ 4294967295 .cse134) 4294967296) 2147483647)) (< .cse135 0) (not (<= .cse136 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0)) (= |c_ULTIMATE.start_main_~ret~1#1| .cse136))))))) (.cse99 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse133 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse132 (div .cse133 c_~N~0))) (or (not (<= (mod (+ 4294967295 .cse132) 4294967296) 2147483647)) (< .cse133 0) (not (<= (mod .cse132 4294967296) 2147483647)) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< v_mapavg_~i~0_81 c_~N~0))))))) (.cse110 (= .cse36 .cse131)) (.cse124 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse128 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse129 (div .cse128 c_~N~0))) (let ((.cse130 (mod (+ 4294967295 .cse129) 4294967296))) (or (= (mod .cse128 c_~N~0) 0) (<= (mod .cse129 4294967296) 2147483647) (= .cse130 .cse36) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse128 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= .cse130 2147483647))))))) (.cse125 (forall ((v_mapavg_~i~0_81 Int)) (let ((.cse126 (+ .cse34 v_mapavg_~i~0_81 (select .cse35 (+ (* v_mapavg_~i~0_81 4) |c_ULTIMATE.start_main_~#x~0#1.offset|))))) (let ((.cse127 (div .cse126 c_~N~0))) (or (= (mod .cse126 c_~N~0) 0) (<= (mod .cse127 4294967296) 2147483647) (< (+ v_mapavg_~i~0_81 1) c_~N~0) (not (< .cse126 0)) (not (< v_mapavg_~i~0_81 c_~N~0)) (<= (mod (+ 4294967295 .cse127) 4294967296) 2147483647)))))) (.cse114 (not .cse108))) (and (or (and (or .cse98 .cse99) .cse100) .cse3 .cse4) (or (and .cse101 (or .cse8 .cse102)) .cse9) (or (and .cse103 (or .cse98 .cse104)) .cse3 .cse4) (or (and .cse103 (or .cse104 .cse16)) .cse9) (or (and (or .cse98 .cse105) .cse106) .cse3 .cse4) (or (and (or .cse98 .cse107) (or .cse107 .cse108) .cse109) .cse3 .cse4) (or (and (or .cse107 .cse16) .cse109) .cse9) (or (and (or .cse110 .cse111) .cse112) .cse3 .cse4) (or (and (or .cse110 .cse113) (or .cse113 .cse114) .cse115) .cse3 .cse4) (or (and (or .cse8 .cse116) .cse117) .cse9) (or .cse3 (and (or .cse118 .cse98) .cse119) .cse4) (or (and (or .cse98 .cse120) (or .cse120 .cse108) .cse121) .cse3 .cse4) (or (and .cse101 (or .cse110 .cse102)) .cse3 .cse4) (or .cse3 .cse4 (and .cse117 (or .cse110 .cse116))) (or .cse9 (and .cse122 (or .cse8 .cse123))) (or (and .cse121 (or .cse16 .cse120)) .cse9) (or (and (or .cse8 .cse111) .cse112) .cse9) (or .cse9 (and .cse106 (or .cse105 .cse16))) (or (and .cse122 (or .cse110 .cse123)) .cse3 .cse4) (or (and .cse119 (or .cse118 .cse16)) .cse9) (or (and (or .cse8 .cse113) .cse115) .cse9) (or (and .cse100 (or .cse16 .cse99)) .cse9) (or (and .cse124 (or .cse8 .cse125)) .cse9) (or (and (or .cse110 .cse125) .cse124 (or .cse125 .cse114)) .cse3 .cse4))))) (not .cse97))))))))) is different from true [2022-12-14 16:09:20,409 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:09:20,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134636566] [2022-12-14 16:09:20,409 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:09:20,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213149201] [2022-12-14 16:09:20,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213149201] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 16:09:20,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [924689871] [2022-12-14 16:09:20,410 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:09:20,410 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:09:20,410 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:09:20,411 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:09:20,411 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:09:20,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,434 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-12-14 16:09:20,434 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 1 case distinctions, treesize of input 21 treesize of output 30 [2022-12-14 16:09:20,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,455 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:09:20,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:09:20,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-12-14 16:09:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,502 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:09:20,520 INFO L321 Elim1Store]: treesize reduction 54, result has 28.0 percent of original size [2022-12-14 16:09:20,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 200 treesize of output 199 [2022-12-14 16:09:20,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:09:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,608 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 30 treesize of output 20 [2022-12-14 16:09:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,712 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 25 treesize of output 20 [2022-12-14 16:09:20,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:20,755 INFO L321 Elim1Store]: treesize reduction 45, result has 34.8 percent of original size [2022-12-14 16:09:20,756 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 75 treesize of output 83 [2022-12-14 16:09:20,780 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 24 treesize of output 24 [2022-12-14 16:09:20,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:09:20,874 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:09:20,892 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:09:59,909 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1192#(and (<= 0 |#NULL.base|) (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (exists ((v_mapavg_~ret~0_BEFORE_RETURN_20 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_20 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) 4294967296) 2147483647) (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_20 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) 4294967296) (+ (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_20 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_20 ~N~0)) 4294967296) (- 4294967296))))) (<= ~N~0 2147483647) (<= 0 |ULTIMATE.start_main_~#x~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (<= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (<= |#NULL.base| 0) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= ~N~0 (+ |ULTIMATE.start_main_~i~2#1| 1)) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_main_~#x~0#1.offset| 0) (<= 0 |#StackHeapBarrier|))' at error location [2022-12-14 16:09:59,909 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:09:59,909 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-12-14 16:09:59,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2022-12-14 16:09:59,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970481523] [2022-12-14 16:09:59,909 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-12-14 16:09:59,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-12-14 16:09:59,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:09:59,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-12-14 16:09:59,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1821, Unknown=8, NotChecked=86, Total=2070 [2022-12-14 16:09:59,911 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 21 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:10:46,020 WARN L233 SmtUtils]: Spent 18.92s on a formula simplification. DAG size of input: 102 DAG size of output: 83 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:11:02,403 WARN L233 SmtUtils]: Spent 11.80s on a formula simplification. DAG size of input: 98 DAG size of output: 79 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:11:02,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:11:02,551 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2022-12-14 16:11:02,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-14 16:11:02,552 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2022-12-14 16:11:02,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:11:02,553 INFO L225 Difference]: With dead ends: 56 [2022-12-14 16:11:02,553 INFO L226 Difference]: Without dead ends: 52 [2022-12-14 16:11:02,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 25 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 880 ImplicationChecksByTransitivity, 174.7s TimeCoverageRelationStatistics Valid=257, Invalid=2819, Unknown=8, NotChecked=108, Total=3192 [2022-12-14 16:11:02,555 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 41 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-14 16:11:02,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 85 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-12-14 16:11:02,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-12-14 16:11:02,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 42. [2022-12-14 16:11:02,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 32 states have internal predecessors, (38), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) [2022-12-14 16:11:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 58 transitions. [2022-12-14 16:11:02,565 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 58 transitions. Word has length 30 [2022-12-14 16:11:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:11:02,565 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 58 transitions. [2022-12-14 16:11:02,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:11:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2022-12-14 16:11:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 16:11:02,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:11:02,566 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:11:02,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 16:11:02,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:02,768 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:11:02,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:11:02,769 INFO L85 PathProgramCache]: Analyzing trace with hash 2136260014, now seen corresponding path program 3 times [2022-12-14 16:11:02,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:11:02,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047428023] [2022-12-14 16:11:02,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:11:02,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:11:02,810 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:11:02,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [95560045] [2022-12-14 16:11:02,810 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 16:11:02,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:02,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:11:02,812 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:11:02,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 16:11:02,888 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 16:11:02,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 16:11:02,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 16:11:02,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:11:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 16:11:02,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:11:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 30 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 16:11:02,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:11:02,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047428023] [2022-12-14 16:11:02,978 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:11:02,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95560045] [2022-12-14 16:11:02,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95560045] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:11:02,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1715219400] [2022-12-14 16:11:02,980 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:11:02,980 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:11:02,980 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:11:02,980 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:11:02,980 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:11:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,002 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-12-14 16:11:03,002 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 1 case distinctions, treesize of input 21 treesize of output 30 [2022-12-14 16:11:03,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,023 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:11:03,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:11:03,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-12-14 16:11:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:11:03,091 INFO L321 Elim1Store]: treesize reduction 54, result has 28.0 percent of original size [2022-12-14 16:11:03,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 200 treesize of output 199 [2022-12-14 16:11:03,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:03,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,180 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 30 treesize of output 20 [2022-12-14 16:11:03,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:11:03,250 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 32 treesize of output 27 [2022-12-14 16:11:03,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:03,276 INFO L321 Elim1Store]: treesize reduction 45, result has 6.3 percent of original size [2022-12-14 16:11:03,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 72 [2022-12-14 16:11:03,299 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 24 treesize of output 24 [2022-12-14 16:11:03,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:03,451 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:11:03,469 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:11:29,851 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1571#(and (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (<= ~N~0 2147483647) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (exists ((v_mapavg_~ret~0_BEFORE_RETURN_25 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_25 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) 4294967296) 2147483647) (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_25 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) 4294967296) (+ (- 4294967296) (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_25 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_25 ~N~0)) 4294967296))))) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (= |ULTIMATE.start_main_~#x~0#1.offset| 0) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= ~N~0 (+ |ULTIMATE.start_main_~i~2#1| 1)) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-12-14 16:11:29,851 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:11:29,851 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:11:29,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2022-12-14 16:11:29,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785741648] [2022-12-14 16:11:29,851 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 16:11:29,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 16:11:29,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:11:29,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 16:11:29,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=463, Unknown=3, NotChecked=0, Total=552 [2022-12-14 16:11:29,852 INFO L87 Difference]: Start difference. First operand 42 states and 58 transitions. Second operand has 10 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-14 16:11:29,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:11:29,927 INFO L93 Difference]: Finished difference Result 82 states and 107 transitions. [2022-12-14 16:11:29,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-14 16:11:29,927 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 31 [2022-12-14 16:11:29,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:11:29,928 INFO L225 Difference]: With dead ends: 82 [2022-12-14 16:11:29,928 INFO L226 Difference]: Without dead ends: 64 [2022-12-14 16:11:29,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 65 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 26.4s TimeCoverageRelationStatistics Valid=104, Invalid=595, Unknown=3, NotChecked=0, Total=702 [2022-12-14 16:11:29,928 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 10 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:11:29,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 74 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:11:29,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-12-14 16:11:29,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2022-12-14 16:11:29,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 44 states have (on average 1.25) internal successors, (55), 46 states have internal predecessors, (55), 10 states have call successors, (10), 4 states have call predecessors, (10), 5 states have return successors, (17), 9 states have call predecessors, (17), 10 states have call successors, (17) [2022-12-14 16:11:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 82 transitions. [2022-12-14 16:11:29,940 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 82 transitions. Word has length 31 [2022-12-14 16:11:29,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:11:29,940 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 82 transitions. [2022-12-14 16:11:29,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-14 16:11:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-12-14 16:11:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 16:11:29,940 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:11:29,941 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:11:29,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 16:11:30,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:30,142 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:11:30,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:11:30,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1528249368, now seen corresponding path program 4 times [2022-12-14 16:11:30,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:11:30,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913277413] [2022-12-14 16:11:30,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:11:30,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:11:30,161 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:11:30,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [357145364] [2022-12-14 16:11:30,161 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-14 16:11:30,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:30,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:11:30,162 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:11:30,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 16:11:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:11:30,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 16:11:30,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:11:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 16:11:30,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:11:30,323 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 16:11:30,324 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:11:30,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913277413] [2022-12-14 16:11:30,324 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:11:30,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357145364] [2022-12-14 16:11:30,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357145364] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:11:30,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [823939358] [2022-12-14 16:11:30,326 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:11:30,326 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:11:30,326 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:11:30,326 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:11:30,326 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:11:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,348 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:11:30,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:11:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-12-14 16:11:30,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-12-14 16:11:30,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,406 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:11:30,422 INFO L321 Elim1Store]: treesize reduction 54, result has 28.0 percent of original size [2022-12-14 16:11:30,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 200 treesize of output 199 [2022-12-14 16:11:30,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,498 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 30 treesize of output 20 [2022-12-14 16:11:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:11:30,617 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 32 treesize of output 27 [2022-12-14 16:11:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:30,639 INFO L321 Elim1Store]: treesize reduction 45, result has 6.3 percent of original size [2022-12-14 16:11:30,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 72 [2022-12-14 16:11:30,654 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 24 treesize of output 24 [2022-12-14 16:11:30,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:30,773 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:11:30,795 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:11:56,927 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2019#(and (<= 0 |#NULL.base|) (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (<= ~N~0 2147483647) (<= 0 |ULTIMATE.start_main_~#x~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (exists ((v_mapavg_~ret~0_BEFORE_RETURN_32 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_32 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) 4294967296) 2147483647) (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_32 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) 4294967296) (+ (mod (ite (and (< v_mapavg_~ret~0_BEFORE_RETURN_32 0) (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 0))) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_32 ~N~0)) 4294967296) (- 4294967296))))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (<= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (<= |#NULL.base| 0) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= ~N~0 (+ |ULTIMATE.start_main_~i~2#1| 1)) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_main_~#x~0#1.offset| 0) (<= 0 |#StackHeapBarrier|))' at error location [2022-12-14 16:11:56,927 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:11:56,927 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:11:56,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 13 [2022-12-14 16:11:56,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90637865] [2022-12-14 16:11:56,927 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 16:11:56,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 16:11:56,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:11:56,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 16:11:56,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=595, Unknown=3, NotChecked=0, Total=702 [2022-12-14 16:11:56,928 INFO L87 Difference]: Start difference. First operand 60 states and 82 transitions. Second operand has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:11:57,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:11:57,005 INFO L93 Difference]: Finished difference Result 68 states and 88 transitions. [2022-12-14 16:11:57,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 16:11:57,006 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 31 [2022-12-14 16:11:57,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:11:57,006 INFO L225 Difference]: With dead ends: 68 [2022-12-14 16:11:57,006 INFO L226 Difference]: Without dead ends: 38 [2022-12-14 16:11:57,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 26.2s TimeCoverageRelationStatistics Valid=108, Invalid=645, Unknown=3, NotChecked=0, Total=756 [2022-12-14 16:11:57,007 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 31 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 16:11:57,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 73 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 16:11:57,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-12-14 16:11:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2022-12-14 16:11:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 26 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2022-12-14 16:11:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2022-12-14 16:11:57,012 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 44 transitions. Word has length 31 [2022-12-14 16:11:57,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:11:57,012 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 44 transitions. [2022-12-14 16:11:57,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:11:57,012 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-14 16:11:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 16:11:57,013 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:11:57,013 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:11:57,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-14 16:11:57,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:57,215 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:11:57,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:11:57,216 INFO L85 PathProgramCache]: Analyzing trace with hash -430608892, now seen corresponding path program 5 times [2022-12-14 16:11:57,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:11:57,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313312959] [2022-12-14 16:11:57,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:11:57,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:11:57,256 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:11:57,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [528913116] [2022-12-14 16:11:57,257 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 16:11:57,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:11:57,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:11:57,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:11:57,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-14 16:11:57,360 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 16:11:57,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 16:11:57,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 16:11:57,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:11:57,411 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 16:11:57,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:11:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 16:11:57,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:11:57,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313312959] [2022-12-14 16:11:57,485 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 16:11:57,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528913116] [2022-12-14 16:11:57,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528913116] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:11:57,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [616352455] [2022-12-14 16:11:57,487 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-12-14 16:11:57,487 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:11:57,487 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:11:57,487 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:11:57,488 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:11:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,509 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 16:11:57,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 16:11:57,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-12-14 16:11:57,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-12-14 16:11:57,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:11:57,570 INFO L321 Elim1Store]: treesize reduction 54, result has 28.0 percent of original size [2022-12-14 16:11:57,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 200 treesize of output 199 [2022-12-14 16:11:57,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,651 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 30 treesize of output 20 [2022-12-14 16:11:57,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,743 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 25 treesize of output 20 [2022-12-14 16:11:57,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:11:57,778 INFO L321 Elim1Store]: treesize reduction 40, result has 42.0 percent of original size [2022-12-14 16:11:57,779 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 75 treesize of output 88 [2022-12-14 16:11:57,817 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 24 treesize of output 24 [2022-12-14 16:11:57,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 16:11:57,907 INFO L197 IcfgInterpreter]: Interpreting procedure mapavg with input of size 17 for LOIs [2022-12-14 16:11:57,924 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 16:12:22,343 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2393#(and (<= |ULTIMATE.start_main_~ret2~0#1| 2147483647) (<= ~N~0 2147483647) (= (select (select |#memory_int| |ULTIMATE.start_main_~#x~0#1.base|) (+ (* ~N~0 4) (- 4) |ULTIMATE.start_main_~#x~0#1.offset|)) |ULTIMATE.start_main_~temp~0#1|) (or (not (= |ULTIMATE.start_main_~ret2~0#1| |ULTIMATE.start_main_~ret~1#1|)) (not (= |ULTIMATE.start_main_~ret5~0#1| |ULTIMATE.start_main_~ret~1#1|))) (<= 1 ~N~0) (<= 0 (+ |ULTIMATE.start_main_~ret~1#1| 2147483648)) (<= |ULTIMATE.start_main_~ret~1#1| 2147483647) (= |ULTIMATE.start_main_~#x~0#1.offset| 0) (exists ((v_mapavg_~ret~0_BEFORE_RETURN_37 Int)) (= |ULTIMATE.start_main_~ret5~0#1| (ite (<= (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_37 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) 4294967296) 2147483647) (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_37 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) 4294967296) (+ (mod (ite (and (not (= (mod v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 0)) (< v_mapavg_~ret~0_BEFORE_RETURN_37 0)) (ite (< ~N~0 0) (+ (- 1) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) (+ (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0) 1)) (div v_mapavg_~ret~0_BEFORE_RETURN_37 ~N~0)) 4294967296) (- 4294967296))))) (<= 0 (+ |ULTIMATE.start_main_~ret2~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~i~1#1|) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#x~0#1.base|) (<= ~N~0 (+ |ULTIMATE.start_main_~i~2#1| 1)) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-12-14 16:12:22,343 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 16:12:22,343 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-14 16:12:22,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 13 [2022-12-14 16:12:22,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32363451] [2022-12-14 16:12:22,344 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-14 16:12:22,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 16:12:22,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:12:22,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 16:12:22,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=580, Unknown=3, NotChecked=0, Total=702 [2022-12-14 16:12:22,345 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. Second operand has 13 states, 12 states have (on average 2.25) internal successors, (27), 13 states have internal predecessors, (27), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:12:22,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:12:22,391 INFO L93 Difference]: Finished difference Result 53 states and 68 transitions. [2022-12-14 16:12:22,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 16:12:22,391 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.25) internal successors, (27), 13 states have internal predecessors, (27), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 31 [2022-12-14 16:12:22,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:12:22,392 INFO L225 Difference]: With dead ends: 53 [2022-12-14 16:12:22,392 INFO L226 Difference]: Without dead ends: 28 [2022-12-14 16:12:22,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 24.5s TimeCoverageRelationStatistics Valid=125, Invalid=628, Unknown=3, NotChecked=0, Total=756 [2022-12-14 16:12:22,392 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 12 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 16:12:22,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 24 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 16:12:22,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-12-14 16:12:22,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 24. [2022-12-14 16:12:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 16:12:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2022-12-14 16:12:22,398 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 31 [2022-12-14 16:12:22,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:12:22,398 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2022-12-14 16:12:22,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.25) internal successors, (27), 13 states have internal predecessors, (27), 1 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 16:12:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-12-14 16:12:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 16:12:22,399 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:12:22,399 INFO L195 NwaCegarLoop]: trace histogram [9, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:12:22,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-12-14 16:12:22,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:12:22,600 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:12:22,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:12:22,600 INFO L85 PathProgramCache]: Analyzing trace with hash 733023173, now seen corresponding path program 6 times [2022-12-14 16:12:22,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:12:22,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770055321] [2022-12-14 16:12:22,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:12:22,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:12:22,614 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 16:12:22,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [570046042] [2022-12-14 16:12:22,615 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-14 16:12:22,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:12:22,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:12:22,616 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:12:22,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7e11195-b28c-4a33-9fb6-67a41c3c418c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 16:12:22,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-14 16:12:22,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 16:12:22,686 WARN L261 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 16:12:22,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:12:22,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 16:12:25,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:25,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:25,066 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:12:25,067 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 365 treesize of output 172 [2022-12-14 16:12:47,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:47,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:47,553 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:12:47,553 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 701 treesize of output 321 [2022-12-14 16:12:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:59,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:12:59,823 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:12:59,824 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 565 treesize of output 321 [2022-12-14 16:13:04,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:13:04,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:13:04,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:13:04,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:13:04,340 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:13:04,341 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 564 treesize of output 333 [2022-12-14 16:13:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:13:13,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 16:13:13,714 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 16:13:13,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 967 treesize of output 442 [2022-12-14 16:13:37,971 WARN L233 SmtUtils]: Spent 19.71s on a formula simplification. DAG size of input: 69 DAG size of output: 49 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:13:49,220 WARN L233 SmtUtils]: Spent 8.83s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:13:49,288 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:13:49,289 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:14:22,993 WARN L233 SmtUtils]: Spent 8.77s on a formula simplification. DAG size of input: 104 DAG size of output: 74 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:15:45,559 WARN L233 SmtUtils]: Spent 8.93s on a formula simplification. DAG size of input: 147 DAG size of output: 134 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:16:25,387 WARN L233 SmtUtils]: Spent 6.72s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:18:19,731 WARN L233 SmtUtils]: Spent 42.76s on a formula simplification. DAG size of input: 219 DAG size of output: 138 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:19:09,114 WARN L233 SmtUtils]: Spent 16.79s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:19:58,152 WARN L233 SmtUtils]: Spent 15.89s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:20:46,791 WARN L233 SmtUtils]: Spent 15.19s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)