./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array8_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-patterns/array8_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs --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 06625eaf591a62e295090a882d83c1e11aaafca7ac8895e7d4adcf51d5b26e02 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:32:09,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:32:09,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:32:09,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:32:09,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:32:09,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:32:09,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:32:09,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:32:09,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:32:09,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:32:09,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:32:09,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:32:09,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:32:09,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:32:09,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:32:09,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:32:09,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:32:09,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:32:09,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:32:09,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:32:09,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:32:09,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:32:09,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:32:09,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:32:09,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:32:09,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:32:09,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:32:09,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:32:09,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:32:09,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:32:09,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:32:09,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:32:09,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:32:09,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:32:09,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:32:09,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:32:09,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:32:09,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:32:09,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:32:09,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:32:09,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:32:09,688 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:32:09,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:32:09,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:32:09,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:32:09,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:32:09,728 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:32:09,728 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:32:09,729 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:32:09,729 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:32:09,729 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:32:09,729 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:32:09,729 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:32:09,730 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:32:09,730 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:32:09,730 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:32:09,730 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:32:09,731 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:32:09,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:32:09,732 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:32:09,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:32:09,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:32:09,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:32:09,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:32:09,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:32:09,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:32:09,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:32:09,733 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:32:09,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:32:09,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:32:09,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:32:09,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:32:09,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:32:09,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:32:09,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:32:09,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:32:09,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:32:09,736 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:32:09,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:32:09,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:32:09,736 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:32:09,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:32:09,737 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06625eaf591a62e295090a882d83c1e11aaafca7ac8895e7d4adcf51d5b26e02 [2021-11-19 14:32:10,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:32:10,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:32:10,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:32:10,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:32:10,029 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:32:10,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/array-patterns/array8_pattern.c [2021-11-19 14:32:10,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/5f264f51d/cb75d35f2b0d4933a74749ba3f6e74cd/FLAG0907ea239 [2021-11-19 14:32:10,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:32:10,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c [2021-11-19 14:32:10,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/5f264f51d/cb75d35f2b0d4933a74749ba3f6e74cd/FLAG0907ea239 [2021-11-19 14:32:10,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/5f264f51d/cb75d35f2b0d4933a74749ba3f6e74cd [2021-11-19 14:32:10,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:32:10,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:32:10,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:32:10,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:32:10,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:32:10,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:32:10" (1/1) ... [2021-11-19 14:32:10,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb4a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:10, skipping insertion in model container [2021-11-19 14:32:10,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:32:10" (1/1) ... [2021-11-19 14:32:10,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:32:10,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:32:11,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c[1321,1334] [2021-11-19 14:32:11,151 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:32:11,165 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:32:11,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c[1321,1334] [2021-11-19 14:32:11,187 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:32:11,201 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:32:11,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11 WrapperNode [2021-11-19 14:32:11,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:32:11,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:32:11,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:32:11,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:32:11,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,240 INFO L137 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2021-11-19 14:32:11,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:32:11,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:32:11,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:32:11,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:32:11,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:32:11,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:32:11,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:32:11,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:32:11,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (1/1) ... [2021-11-19 14:32:11,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:32:11,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:32:11,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:32:11,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:32:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:32:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:32:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:32:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 14:32:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:32:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 14:32:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:32:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:32:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 14:32:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:32:11,403 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:32:11,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:32:11,570 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:32:11,609 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:32:11,609 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-19 14:32:11,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:32:11 BoogieIcfgContainer [2021-11-19 14:32:11,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:32:11,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:32:11,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:32:11,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:32:11,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:32:10" (1/3) ... [2021-11-19 14:32:11,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74cff4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:32:11, skipping insertion in model container [2021-11-19 14:32:11,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:11" (2/3) ... [2021-11-19 14:32:11,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74cff4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:32:11, skipping insertion in model container [2021-11-19 14:32:11,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:32:11" (3/3) ... [2021-11-19 14:32:11,622 INFO L111 eAbstractionObserver]: Analyzing ICFG array8_pattern.c [2021-11-19 14:32:11,627 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:32:11,627 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:32:11,677 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:32:11,685 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:32:11,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:32:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 12 states have (on average 1.5) internal successors, (18), 13 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:32:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-19 14:32:11,707 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:32:11,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:32:11,709 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:32:11,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:32:11,714 INFO L85 PathProgramCache]: Analyzing trace with hash -41992950, now seen corresponding path program 1 times [2021-11-19 14:32:11,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:32:11,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462659194] [2021-11-19 14:32:11,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:32:11,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:32:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:32:11,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:32:11,937 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:32:11,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462659194] [2021-11-19 14:32:11,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462659194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:32:11,938 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:32:11,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:32:11,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978872524] [2021-11-19 14:32:11,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:32:11,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:32:11,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:32:11,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:32:11,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:32:11,971 INFO L87 Difference]: Start difference. First operand has 17 states, 12 states have (on average 1.5) internal successors, (18), 13 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-19 14:32:12,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:32:12,004 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-19 14:32:12,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:32:12,007 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-11-19 14:32:12,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:32:12,014 INFO L225 Difference]: With dead ends: 24 [2021-11-19 14:32:12,014 INFO L226 Difference]: Without dead ends: 15 [2021-11-19 14:32:12,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:32:12,021 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:32:12,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:32:12,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-19 14:32:12,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-19 14:32:12,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:32:12,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2021-11-19 14:32:12,058 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 18 transitions. Word has length 11 [2021-11-19 14:32:12,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:32:12,059 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 18 transitions. [2021-11-19 14:32:12,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-19 14:32:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-19 14:32:12,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-19 14:32:12,062 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:32:12,062 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:32:12,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 14:32:12,063 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:32:12,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:32:12,064 INFO L85 PathProgramCache]: Analyzing trace with hash -682917570, now seen corresponding path program 1 times [2021-11-19 14:32:12,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:32:12,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211033325] [2021-11-19 14:32:12,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:32:12,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:32:12,085 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 14:32:12,086 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [792260524] [2021-11-19 14:32:12,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:32:12,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:32:12,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:32:12,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:32:12,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 14:32:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:32:12,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-19 14:32:12,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:32:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:32:12,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:32:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:32:12,518 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:32:12,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211033325] [2021-11-19 14:32:12,518 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-19 14:32:12,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792260524] [2021-11-19 14:32:12,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792260524] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:32:12,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:32:12,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-19 14:32:12,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588815180] [2021-11-19 14:32:12,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:32:12,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:32:12,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:32:12,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:32:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:32:12,523 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:32:12,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:32:12,600 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2021-11-19 14:32:12,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:32:12,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2021-11-19 14:32:12,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:32:12,603 INFO L225 Difference]: With dead ends: 30 [2021-11-19 14:32:12,607 INFO L226 Difference]: Without dead ends: 19 [2021-11-19 14:32:12,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:32:12,610 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 14 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:32:12,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 20 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:32:12,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-19 14:32:12,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-11-19 14:32:12,622 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), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:32:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2021-11-19 14:32:12,623 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 16 [2021-11-19 14:32:12,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:32:12,624 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2021-11-19 14:32:12,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:32:12,624 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-11-19 14:32:12,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-19 14:32:12,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:32:12,628 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:32:12,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:32:12,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:32:12,851 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:32:12,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:32:12,852 INFO L85 PathProgramCache]: Analyzing trace with hash -647612129, now seen corresponding path program 1 times [2021-11-19 14:32:12,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:32:12,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416339872] [2021-11-19 14:32:12,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:32:12,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:32:12,886 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 14:32:12,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1749061894] [2021-11-19 14:32:12,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:32:12,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:32:12,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:32:12,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:32:12,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 14:32:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:32:12,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-19 14:32:12,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:32:13,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-19 14:32:13,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-19 14:32:13,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:32:13,713 INFO L354 Elim1Store]: treesize reduction 72, result has 4.0 percent of original size [2021-11-19 14:32:13,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 99 treesize of output 69 [2021-11-19 14:32:15,058 INFO L354 Elim1Store]: treesize reduction 58, result has 10.8 percent of original size [2021-11-19 14:32:15,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 28 [2021-11-19 14:32:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:32:15,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:32:54,282 WARN L860 $PredicateComparison]: unable to prove that (or (= |c_assume_abort_if_not_#in~cond| 0) (forall ((|v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| Int)) (or (let ((.cse5 (not (= |c_assume_abort_if_not_#in~cond| 1)))) (and (or (forall ((|aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| Int) (|aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| Int)) (let ((.cse0 (+ |aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| (* 2 |aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56|)))) (or (< .cse0 0) (= |aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| 0) (<= (let ((.cse3 (* |aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| 4)) (.cse4 (* |aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| 8))) (let ((.cse2 (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) (+ .cse3 |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| .cse4) (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2|)))))) (let ((.cse1 (store (select .cse2 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) (+ .cse3 |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| .cse4) (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|)))) (+ (select .cse1 |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_2| (select (select (store .cse2 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| .cse1) |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|))))) (div (+ c_~ARR_SIZE~0 1) 2)) (< |aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| 0) (<= c_~ARR_SIZE~0 .cse0) (<= 2 |aux_mod_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56|)))) .cse5) (or .cse5 (forall ((|aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| Int)) (let ((.cse12 (* 2 |aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56|))) (or (<= (let ((.cse11 (* |aux_div_v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1_56| 8))) (let ((.cse9 (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|)) (.cse10 (+ |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| .cse11))) (let ((.cse7 (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store .cse9 .cse10 (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2|)))))) (let ((.cse6 (let ((.cse8 (+ |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| .cse11))) (store (select .cse7 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) .cse8 (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store .cse9 .cse10 (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|)))) |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) .cse8))))) (+ (select .cse6 |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_2| (select (select (store .cse7 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| .cse6) |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|)))))) (div (+ c_~ARR_SIZE~0 1) 2)) (< .cse12 0) (<= c_~ARR_SIZE~0 .cse12))))))) (exists ((|aux_div_ULTIMATE.start_main_~index~0#1_40| Int)) (let ((.cse19 (* 2 |aux_div_ULTIMATE.start_main_~index~0#1_40|))) (and (< (div (+ c_~ARR_SIZE~0 1) 2) (let ((.cse18 (* |aux_div_ULTIMATE.start_main_~index~0#1_40| 8))) (let ((.cse16 (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|)) (.cse17 (+ |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| .cse18))) (let ((.cse13 (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store .cse16 .cse17 (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2|)))))) (let ((.cse14 (let ((.cse15 (+ |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| .cse18))) (store (select .cse13 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) .cse15 (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store .cse16 .cse17 (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|)))) |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) .cse15))))) (+ (select (select (store .cse13 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| .cse14) |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_2| (select .cse14 |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|))))))) (< .cse19 c_~ARR_SIZE~0) (<= 0 .cse19)))) (exists ((|aux_mod_ULTIMATE.start_main_~index~0#1_40| Int) (|aux_div_ULTIMATE.start_main_~index~0#1_40| Int)) (let ((.cse20 (+ (* 2 |aux_div_ULTIMATE.start_main_~index~0#1_40|) |aux_mod_ULTIMATE.start_main_~index~0#1_40|))) (and (<= 0 |aux_mod_ULTIMATE.start_main_~index~0#1_40|) (< |aux_mod_ULTIMATE.start_main_~index~0#1_40| 2) (< .cse20 c_~ARR_SIZE~0) (not (= |aux_mod_ULTIMATE.start_main_~index~0#1_40| 0)) (<= 0 .cse20) (< (div (+ c_~ARR_SIZE~0 1) 2) (let ((.cse23 (* |aux_mod_ULTIMATE.start_main_~index~0#1_40| 4)) (.cse24 (* |aux_div_ULTIMATE.start_main_~index~0#1_40| 8))) (let ((.cse21 (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (store (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) (+ |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| .cse23 .cse24) (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (* |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2|)))))) (let ((.cse22 (store (select .cse21 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) (+ |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| .cse23 .cse24) (* |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|)))) (+ |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_2| (select (select (store .cse21 |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| .cse22) |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|) (select .cse22 |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|)))))))))))) is different from true [2021-11-19 14:33:05,213 INFO L354 Elim1Store]: treesize reduction 719, result has 31.4 percent of original size [2021-11-19 14:33:05,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 40741 treesize of output 15173 [2021-11-19 14:33:05,369 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:05,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15173 treesize of output 15107 [2021-11-19 14:33:05,555 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:05,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15107 treesize of output 14593 [2021-11-19 14:33:05,756 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:33:05,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416339872] [2021-11-19 14:33:05,756 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-19 14:33:05,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749061894] [2021-11-19 14:33:05,757 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-19 14:33:05,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1304628685] [2021-11-19 14:33:05,782 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-19 14:33:05,782 INFO L166 IcfgInterpreter]: Building call graph [2021-11-19 14:33:05,788 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-19 14:33:05,793 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-19 14:33:05,794 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-19 14:33:05,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:05,856 INFO L185 QuantifierPusher]: treesize reduction 5, result has 92.9 percent of original size 65 [2021-11-19 14:33:05,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:05,864 INFO L185 QuantifierPusher]: treesize reduction 5, result has 92.9 percent of original size 65 [2021-11-19 14:33:05,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:05,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,004 INFO L180 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-11-19 14:33:06,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-19 14:33:06,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-19 14:33:06,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-19 14:33:06,013 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-19 14:33:06,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:06,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-11-19 14:33:06,035 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_8|], 22=[|v_#valid_20|]} [2021-11-19 14:33:06,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-19 14:33:06,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 14:33:06,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 14:33:06,053 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2021-11-19 14:33:06,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 14:33:06,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 14:33:06,082 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,163 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-19 14:33:06,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 61 [2021-11-19 14:33:06,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:06,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:06,174 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,183 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-19 14:33:06,191 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,191 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:286, output treesize:141 [2021-11-19 14:33:06,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 14:33:06,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-19 14:33:06,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2021-11-19 14:33:06,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:06,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:06,225 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,239 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-19 14:33:06,264 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,264 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:168, output treesize:155 [2021-11-19 14:33:06,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 14:33:06,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 14:33:06,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-19 14:33:06,399 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-19 14:33:06,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 403 [2021-11-19 14:33:06,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-19 14:33:06,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 14:33:06,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 14:33:06,451 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2021-11-19 14:33:06,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 14:33:06,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 14:33:06,483 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,539 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.3 percent of original size [2021-11-19 14:33:06,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-19 14:33:06,543 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-19 14:33:06,544 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:505, output treesize:367 [2021-11-19 14:33:06,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,631 INFO L180 QuantifierPusher]: treesize reduction 30, result has 75.4 percent of original size [2021-11-19 14:33:06,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 14:33:06,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-19 14:33:06,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:06,655 INFO L354 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2021-11-19 14:33:06,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 25 [2021-11-19 14:33:06,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 14:33:06,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 14:33:06,658 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-19 14:33:06,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,664 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:73 [2021-11-19 14:33:06,669 INFO L180 QuantifierPusher]: treesize reduction 31, result has 62.2 percent of original size [2021-11-19 14:33:06,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 14:33:06,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 14:33:06,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 14:33:06,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 14:33:06,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:06,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,708 INFO L185 QuantifierPusher]: treesize reduction 5, result has 91.4 percent of original size 53 [2021-11-19 14:33:06,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 14:33:06,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 14:33:06,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:06,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,728 INFO L185 QuantifierPusher]: treesize reduction 5, result has 91.4 percent of original size 53 [2021-11-19 14:33:06,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,774 INFO L180 QuantifierPusher]: treesize reduction 99, result has 62.4 percent of original size [2021-11-19 14:33:06,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-19 14:33:06,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 14:33:06,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 14:33:06,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-19 14:33:06,788 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_2], 5=[|v_#memory_int_37|]} [2021-11-19 14:33:06,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:06,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:06,821 INFO L354 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2021-11-19 14:33:06,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 32 [2021-11-19 14:33:06,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-19 14:33:06,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-19 14:33:06,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:06,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:06,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:06,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:06,882 INFO L354 Elim1Store]: treesize reduction 42, result has 44.0 percent of original size [2021-11-19 14:33:06,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 75 [2021-11-19 14:33:06,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:06,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:06,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 14:33:06,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-19 14:33:06,899 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:06,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:06,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 14:33:06,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-19 14:33:06,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,026 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:07,028 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-19 14:33:07,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 245 [2021-11-19 14:33:07,033 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_2], 5=[|v_#memory_int_37|]} [2021-11-19 14:33:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:07,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,068 INFO L354 Elim1Store]: treesize reduction 17, result has 50.0 percent of original size [2021-11-19 14:33:07,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2021-11-19 14:33:07,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:07,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,081 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,124 INFO L354 Elim1Store]: treesize reduction 38, result has 44.9 percent of original size [2021-11-19 14:33:07,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 71 [2021-11-19 14:33:07,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 14:33:07,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 14:33:07,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 14:33:07,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 14:33:07,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-19 14:33:07,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,153 INFO L180 QuantifierPusher]: treesize reduction 16, result has 94.3 percent of original size [2021-11-19 14:33:07,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-19 14:33:07,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:07,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-19 14:33:07,162 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_2], 5=[|v_#memory_int_37|]} [2021-11-19 14:33:07,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:07,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,206 INFO L354 Elim1Store]: treesize reduction 17, result has 50.0 percent of original size [2021-11-19 14:33:07,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2021-11-19 14:33:07,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,209 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:07,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,219 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,301 INFO L354 Elim1Store]: treesize reduction 38, result has 44.9 percent of original size [2021-11-19 14:33:07,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 71 [2021-11-19 14:33:07,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 14:33:07,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 14:33:07,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 14:33:07,314 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 14:33:07,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-19 14:33:07,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,352 INFO L180 QuantifierPusher]: treesize reduction 30, result has 94.8 percent of original size [2021-11-19 14:33:07,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-19 14:33:07,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:07,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 631 [2021-11-19 14:33:07,366 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_4, v_prenex_2], 5=[v_prenex_3, |v_#memory_int_37|]} [2021-11-19 14:33:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:07,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,415 INFO L354 Elim1Store]: treesize reduction 17, result has 50.0 percent of original size [2021-11-19 14:33:07,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2021-11-19 14:33:07,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,418 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:07,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:33:07,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,494 INFO L354 Elim1Store]: treesize reduction 17, result has 50.0 percent of original size [2021-11-19 14:33:07,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2021-11-19 14:33:07,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 14:33:07,497 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 14:33:07,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:07,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,570 INFO L354 Elim1Store]: treesize reduction 38, result has 44.9 percent of original size [2021-11-19 14:33:07,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 71 [2021-11-19 14:33:07,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 14:33:07,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 14:33:07,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 14:33:07,585 INFO L185 QuantifierPusher]: treesize reduction 9, result has 81.3 percent of original size 39 [2021-11-19 14:33:07,585 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 14:33:07,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 14:33:07,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-19 14:33:07,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:07,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 14:33:07,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 14:33:07,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 14:33:07,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 14:33:07,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 14:33:07,606 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-19 14:33:07,612 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 14:33:07,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 14:33:07,616 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 14:33:07,619 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-19 14:33:07,621 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-19 14:33:07,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,626 INFO L185 QuantifierPusher]: treesize reduction 4, result has 66.7 percent of original size 8 [2021-11-19 14:33:07,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:07,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-19 14:33:07,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,632 INFO L180 QuantifierPusher]: treesize reduction 4, result has 89.7 percent of original size [2021-11-19 14:33:07,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 14:33:07,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-19 14:33:07,634 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:07,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:07,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-19 14:33:07,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-19 14:33:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:07,642 INFO L446 ElimStorePlain]: Different costs {0=[v_arrayElimArr_9], 1=[v_arrayElimArr_10]} [2021-11-19 14:33:08,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:08,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-19 14:33:08,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:08,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:08,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:08,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 14:33:08,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:33:08,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 14:33:08,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 14:33:08,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 14:33:08,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 14:33:08,154 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 22 for LOIs [2021-11-19 14:33:08,156 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-19 14:33:16,631 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-19 14:33:16,631 INFO L186 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:33:16,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-19 14:33:16,631 ERROR L172 FreeRefinementEngine]: Strategy SIFA_TAIPAN failed to provide any proof altough trace is infeasible [2021-11-19 14:33:16,632 INFO L628 BasicCegarLoop]: Counterexample might be feasible [2021-11-19 14:33:16,637 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 14:33:16,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:33:16,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:33:16,861 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-19 14:33:16,864 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 14:33:16,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:33:16 BoogieIcfgContainer [2021-11-19 14:33:16,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 14:33:16,875 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 14:33:16,875 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 14:33:16,875 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 14:33:16,875 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:32:11" (3/4) ... [2021-11-19 14:33:16,877 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 14:33:16,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 14:33:16,878 INFO L158 Benchmark]: Toolchain (without parser) took 65943.58ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 75.0MB in the beginning and 95.0MB in the end (delta: -20.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,878 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:33:16,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.11ms. Allocated memory is still 115.3MB. Free memory was 74.7MB in the beginning and 89.9MB in the end (delta: -15.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.74ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,895 INFO L158 Benchmark]: Boogie Preprocessor took 25.12ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,895 INFO L158 Benchmark]: RCFGBuilder took 344.91ms. Allocated memory is still 115.3MB. Free memory was 86.9MB in the beginning and 74.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,895 INFO L158 Benchmark]: TraceAbstraction took 65260.46ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 73.9MB in the beginning and 95.0MB in the end (delta: -21.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-19 14:33:16,895 INFO L158 Benchmark]: Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:33:16,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.11ms. Allocated memory is still 115.3MB. Free memory was 74.7MB in the beginning and 89.9MB in the end (delta: -15.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.74ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.12ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.91ms. Allocated memory is still 115.3MB. Free memory was 86.9MB in the beginning and 74.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 65260.46ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 73.9MB in the beginning and 95.0MB in the end (delta: -21.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L37] signed long long ARR_SIZE ; [L41] ARR_SIZE = (signed long long)__VERIFIER_nondet_short() [L42] CALL assume_abort_if_not(ARR_SIZE > 0) [L31] COND TRUE !cond [L42] RET assume_abort_if_not(ARR_SIZE > 0) [L44] int array1[ARR_SIZE] ; [L45] int array2[ARR_SIZE] ; [L46] int count = 0, num = -1 ; [L47] signed long long sum = 0 ; [L48] int temp ; [L49] short index ; [L51] count=0 [L51] COND TRUE count=0 && index < ARR_SIZE) [L31] COND TRUE !cond [L63] RET assume_abort_if_not(index>=0 && index < ARR_SIZE) [L65] array1[index] = num * (num * count) [L66] EXPR (index % 2 == 0) ? array2[index] : (num * count) [L66] EXPR array2[index] [L66] EXPR (index % 2 == 0) ? array2[index] : (num * count) [L66] array2[index] = (index % 2 == 0) ? array2[index] : (num * count) [L68] temp = __VERIFIER_nondet_int() [L69] COND TRUE temp == 0 [L72] count=0 [L72] COND TRUE count main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs 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 -> 06625eaf591a62e295090a882d83c1e11aaafca7ac8895e7d4adcf51d5b26e02 [2021-11-19 14:33:19,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:33:19,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:33:19,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:33:19,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:33:19,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:33:19,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/array-patterns/array8_pattern.c [2021-11-19 14:33:20,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/a34772a61/fbbcb4f19832409c86006f6d2ffd101e/FLAG62c0b7070 [2021-11-19 14:33:20,615 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:33:20,615 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c [2021-11-19 14:33:20,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/a34772a61/fbbcb4f19832409c86006f6d2ffd101e/FLAG62c0b7070 [2021-11-19 14:33:20,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/data/a34772a61/fbbcb4f19832409c86006f6d2ffd101e [2021-11-19 14:33:20,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:33:20,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:33:20,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:33:20,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:33:20,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:33:20,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:20" (1/1) ... [2021-11-19 14:33:20,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb2303f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:20, skipping insertion in model container [2021-11-19 14:33:20,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:20" (1/1) ... [2021-11-19 14:33:20,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:33:20,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:33:21,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c[1321,1334] [2021-11-19 14:33:21,128 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:33:21,138 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:33:21,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/sv-benchmarks/c/array-patterns/array8_pattern.c[1321,1334] [2021-11-19 14:33:21,163 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:33:21,192 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:33:21,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21 WrapperNode [2021-11-19 14:33:21,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:33:21,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:33:21,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:33:21,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:33:21,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,247 INFO L137 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2021-11-19 14:33:21,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:33:21,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:33:21,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:33:21,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:33:21,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:33:21,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:33:21,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:33:21,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:33:21,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (1/1) ... [2021-11-19 14:33:21,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:33:21,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:33:21,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:33:21,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:33:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:33:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:33:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:33:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:33:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:33:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:33:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:33:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:33:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:33:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:33:21,452 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:33:21,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:33:21,674 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:33:21,681 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:33:21,681 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-19 14:33:21,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:21 BoogieIcfgContainer [2021-11-19 14:33:21,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:33:21,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:33:21,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:33:21,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:33:21,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:33:20" (1/3) ... [2021-11-19 14:33:21,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b63f304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:33:21, skipping insertion in model container [2021-11-19 14:33:21,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:21" (2/3) ... [2021-11-19 14:33:21,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b63f304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:33:21, skipping insertion in model container [2021-11-19 14:33:21,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:21" (3/3) ... [2021-11-19 14:33:21,690 INFO L111 eAbstractionObserver]: Analyzing ICFG array8_pattern.c [2021-11-19 14:33:21,695 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:33:21,696 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:33:21,761 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:33:21,785 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:33:21,785 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:33:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 24 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:33:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-19 14:33:21,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:33:21,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:33:21,819 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:33:21,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:33:21,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1127586545, now seen corresponding path program 1 times [2021-11-19 14:33:21,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:33:21,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [534517542] [2021-11-19 14:33:21,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:33:21,839 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:33:21,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:33:21,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:33:21,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:33:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:33:21,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 14:33:21,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:33:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:21,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:33:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:22,039 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:33:22,039 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [534517542] [2021-11-19 14:33:22,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [534517542] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:33:22,040 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:33:22,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-19 14:33:22,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235150561] [2021-11-19 14:33:22,043 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:33:22,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:33:22,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:33:22,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:33:22,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:33:22,078 INFO L87 Difference]: Start difference. First operand has 28 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 24 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-19 14:33:22,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:33:22,099 INFO L93 Difference]: Finished difference Result 53 states and 74 transitions. [2021-11-19 14:33:22,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:33:22,101 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-19 14:33:22,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:33:22,109 INFO L225 Difference]: With dead ends: 53 [2021-11-19 14:33:22,109 INFO L226 Difference]: Without dead ends: 24 [2021-11-19 14:33:22,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:33:22,116 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:33:22,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:33:22,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-19 14:33:22,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-11-19 14:33:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:33:22,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2021-11-19 14:33:22,156 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 16 [2021-11-19 14:33:22,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:33:22,157 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2021-11-19 14:33:22,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-19 14:33:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-19 14:33:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-19 14:33:22,159 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:33:22,159 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:33:22,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-19 14:33:22,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:33:22,373 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:33:22,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:33:22,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1008571545, now seen corresponding path program 1 times [2021-11-19 14:33:22,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:33:22,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2131920282] [2021-11-19 14:33:22,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:33:22,376 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:33:22,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:33:22,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:33:22,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:33:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:33:22,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 14:33:22,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:33:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:23,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:33:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:33:23,616 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:33:23,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2131920282] [2021-11-19 14:33:23,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2131920282] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:33:23,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [967129295] [2021-11-19 14:33:23,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:33:23,618 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:33:23,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:33:23,624 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:33:23,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-19 14:33:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:33:23,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-19 14:33:23,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:33:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:24,155 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:33:24,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:33:24,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [967129295] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:33:24,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857637235] [2021-11-19 14:33:24,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:33:24,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:33:24,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:33:24,431 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:33:24,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-19 14:33:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:33:24,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:33:24,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:33:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:24,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:33:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:33:24,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857637235] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:33:24,952 INFO L186 FreeRefinementEngine]: Found 1 perfect and 5 imperfect interpolant sequences. [2021-11-19 14:33:24,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 8, 8, 8, 6] total 20 [2021-11-19 14:33:24,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603294466] [2021-11-19 14:33:24,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:33:24,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:33:24,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:33:24,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:33:24,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:33:24,956 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:33:25,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:33:25,237 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2021-11-19 14:33:25,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 14:33:25,239 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2021-11-19 14:33:25,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:33:25,240 INFO L225 Difference]: With dead ends: 50 [2021-11-19 14:33:25,240 INFO L226 Difference]: Without dead ends: 32 [2021-11-19 14:33:25,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 124 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=104, Invalid=402, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:33:25,242 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 29 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:33:25,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 57 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:33:25,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-11-19 14:33:25,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2021-11-19 14:33:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:33:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2021-11-19 14:33:25,250 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 25 [2021-11-19 14:33:25,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:33:25,251 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2021-11-19 14:33:25,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-19 14:33:25,251 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2021-11-19 14:33:25,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-19 14:33:25,253 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:33:25,253 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:33:25,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:33:25,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-19 14:33:25,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2021-11-19 14:33:25,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:33:25,868 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:33:25,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:33:25,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1890411897, now seen corresponding path program 1 times [2021-11-19 14:33:25,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:33:25,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891252083] [2021-11-19 14:33:25,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:33:25,870 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:33:25,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:33:25,871 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:33:25,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2959f53-b9b3-4ff6-919e-63a88df88cc9/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:33:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:33:26,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-19 14:33:26,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:33:26,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2021-11-19 14:33:26,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-11-19 14:33:27,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:33:27,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2021-11-19 14:33:28,070 INFO L354 Elim1Store]: treesize reduction 131, result has 10.9 percent of original size [2021-11-19 14:33:28,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 43 [2021-11-19 14:33:28,486 INFO L354 Elim1Store]: treesize reduction 58, result has 15.9 percent of original size [2021-11-19 14:33:28,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 33 [2021-11-19 14:33:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:33:28,820 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:33:51,315 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| (_ BitVec 32)) (|v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1| (_ BitVec 16)) (|v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2| (_ BitVec 32)) (|v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2| (_ BitVec 32)) (|v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2| (_ BitVec 32))) (let ((.cse1 ((_ sign_extend 16) |v_ULTIMATE.start_main_~index~0#1_BEFORE_CALL_1|))) (or (bvsle (let ((.cse0 (store (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) (bvadd |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2| (bvmul .cse1 (_ bv4 32))) (bvmul |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (bvmul |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|))))) (bvadd (bvmul ((_ sign_extend 32) (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| .cse0) |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|)) (_ bv2 64)) (bvmul |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_6| (_ bv2 64)) (bvmul ((_ sign_extend 32) (select .cse0 |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|)) (_ bv2 64)))) (bvadd c_~ARR_SIZE~0 (_ bv1 64))) (exists ((|ULTIMATE.start_main_~index~0#1| (_ BitVec 16))) (let ((.cse3 ((_ sign_extend 16) |ULTIMATE.start_main_~index~0#1|))) (and (not (bvsle (let ((.cse2 (store (select |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2|) (bvadd (bvmul .cse3 (_ bv4 32)) |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|) (bvmul |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| (bvmul |v_ULTIMATE.start_main_~num~0#1_BEFORE_CALL_2| |v_ULTIMATE.start_main_~count~0#1_BEFORE_CALL_2|))))) (bvadd (bvmul ((_ sign_extend 32) (select .cse2 |v_ULTIMATE.start_main_~#array1~0#1.offset_BEFORE_CALL_2|)) (_ bv2 64)) (bvmul |v_ULTIMATE.start_main_~sum~0#1_BEFORE_CALL_6| (_ bv2 64)) (bvmul ((_ sign_extend 32) (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#array1~0#1.base_BEFORE_CALL_2| .cse2) |v_ULTIMATE.start_main_~#array2~0#1.base_BEFORE_CALL_2|) |v_ULTIMATE.start_main_~#array2~0#1.offset_BEFORE_CALL_2|)) (_ bv2 64)))) (bvadd c_~ARR_SIZE~0 (_ bv1 64)))) (bvslt ((_ sign_extend 32) .cse3) c_~ARR_SIZE~0) (bvsge .cse3 (_ bv0 32))))) (let ((.cse5 (bvsge .cse1 (_ bv0 32))) (.cse4 (bvslt ((_ sign_extend 32) .cse1) c_~ARR_SIZE~0))) (and (or (not (= |c_assume_abort_if_not_#in~cond| (_ bv0 32))) (and .cse4 .cse5)) (or (not (= |c_assume_abort_if_not_#in~cond| (_ bv1 32))) (not .cse5) (not .cse4))))))) is different from false [2021-11-19 14:35:12,376 WARN L227 SmtUtils]: Spent 11.22s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:35:22,601 INFO L354 Elim1Store]: treesize reduction 90, result has 37.1 percent of original size [2021-11-19 14:35:22,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 1423 treesize of output 891 [2021-11-19 14:35:22,692 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:35:22,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 891 treesize of output 861 [2021-11-19 14:35:22,909 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:35:22,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2021-11-19 14:35:23,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2021-11-19 14:36:00,783 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:36:00,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 361 treesize of output 399