./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/ms3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8 --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 b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:00:52,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:00:52,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:00:52,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:00:52,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:00:52,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:00:52,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:00:52,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:00:52,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:00:52,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:00:52,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:00:52,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:00:52,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:00:52,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:00:52,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:00:52,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:00:52,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:00:52,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:00:52,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:00:52,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:00:52,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:00:52,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:00:52,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:00:52,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:00:52,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:00:52,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:00:52,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:00:52,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:00:52,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:00:52,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:00:52,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:00:52,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:00:52,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:00:52,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:00:52,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:00:52,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:00:52,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:00:52,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:00:52,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:00:52,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:00:52,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:00:52,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:00:52,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:00:52,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:00:52,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:00:52,375 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:00:52,375 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:00:52,376 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:00:52,376 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:00:52,376 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:00:52,376 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:00:52,377 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:00:52,378 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:00:52,378 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:00:52,379 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:00:52,379 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:00:52,379 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:00:52,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:00:52,381 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:00:52,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:00:52,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:00:52,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:00:52,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:00:52,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:00:52,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:00:52,382 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:00:52,383 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:00:52,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:00:52,383 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:00:52,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:00:52,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:00:52,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:00:52,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:52,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:00:52,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:00:52,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:00:52,388 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:00:52,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:00:52,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:00:52,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:00:52,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:00:52,389 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_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 [2021-11-07 02:00:52,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:00:52,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:00:52,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:00:52,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:00:52,788 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:00:52,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-fpi/ms3.c [2021-11-07 02:00:52,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/data/30247c39e/72a4e78fe9214c94b0f8c4c908d658b6/FLAG22fc9d5dc [2021-11-07 02:00:53,466 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:00:53,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/sv-benchmarks/c/array-fpi/ms3.c [2021-11-07 02:00:53,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/data/30247c39e/72a4e78fe9214c94b0f8c4c908d658b6/FLAG22fc9d5dc [2021-11-07 02:00:53,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/data/30247c39e/72a4e78fe9214c94b0f8c4c908d658b6 [2021-11-07 02:00:53,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:00:53,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:00:53,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:53,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:00:53,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:00:53,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ac7c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:53, skipping insertion in model container [2021-11-07 02:00:53,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:53" (1/1) ... [2021-11-07 02:00:53,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:00:53,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:00:54,058 WARN L228 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_a143a926-9d51-4a43-a990-6be6c340c7c6/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-07 02:00:54,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:54,089 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:00:54,106 WARN L228 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_a143a926-9d51-4a43-a990-6be6c340c7c6/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-07 02:00:54,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:54,133 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:00:54,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54 WrapperNode [2021-11-07 02:00:54,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:54,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:54,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:00:54,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:00:54,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:54,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:00:54,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:00:54,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:00:54,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:00:54,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:00:54,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:00:54,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:00:54,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (1/1) ... [2021-11-07 02:00:54,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:54,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:54,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:00:54,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:00:54,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 02:00:54,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:00:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 02:00:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:00:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:00:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:00:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 02:00:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:00:54,768 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:00:54,768 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-07 02:00:54,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:54 BoogieIcfgContainer [2021-11-07 02:00:54,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:00:54,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:00:54,775 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:00:54,779 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:00:54,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:00:53" (1/3) ... [2021-11-07 02:00:54,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e492903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:54, skipping insertion in model container [2021-11-07 02:00:54,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:54" (2/3) ... [2021-11-07 02:00:54,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e492903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:54, skipping insertion in model container [2021-11-07 02:00:54,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:54" (3/3) ... [2021-11-07 02:00:54,784 INFO L111 eAbstractionObserver]: Analyzing ICFG ms3.c [2021-11-07 02:00:54,791 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:00:54,791 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:00:54,851 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:00:54,860 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 [2021-11-07 02:00:54,860 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:00:54,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 02:00:54,900 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:54,901 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 02:00:54,901 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:54,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:54,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1569259291, now seen corresponding path program 1 times [2021-11-07 02:00:54,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:54,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079981807] [2021-11-07 02:00:54,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:54,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:55,168 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:55,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079981807] [2021-11-07 02:00:55,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079981807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:55,170 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:55,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 02:00:55,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324171592] [2021-11-07 02:00:55,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:00:55,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:00:55,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:00:55,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:00:55,230 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:55,294 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-07 02:00:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:00:55,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-07 02:00:55,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:55,308 INFO L225 Difference]: With dead ends: 18 [2021-11-07 02:00:55,308 INFO L226 Difference]: Without dead ends: 8 [2021-11-07 02:00:55,314 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:00:55,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-07 02:00:55,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-07 02:00:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-07 02:00:55,355 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 6 [2021-11-07 02:00:55,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:55,356 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-07 02:00:55,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,357 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-07 02:00:55,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 02:00:55,358 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:55,358 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:00:55,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 02:00:55,359 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:55,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:55,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1413400264, now seen corresponding path program 1 times [2021-11-07 02:00:55,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:55,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332141719] [2021-11-07 02:00:55,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:55,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:00:55,562 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:55,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332141719] [2021-11-07 02:00:55,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332141719] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:55,564 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:55,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 02:00:55,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042377076] [2021-11-07 02:00:55,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:00:55,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:00:55,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:00:55,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:55,573 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:55,617 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-07 02:00:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:00:55,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-07 02:00:55,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:55,620 INFO L225 Difference]: With dead ends: 12 [2021-11-07 02:00:55,621 INFO L226 Difference]: Without dead ends: 9 [2021-11-07 02:00:55,622 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:55,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-07 02:00:55,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-07 02:00:55,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-11-07 02:00:55,628 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 7 [2021-11-07 02:00:55,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:55,628 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-11-07 02:00:55,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:00:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-07 02:00:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 02:00:55,630 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:55,631 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:00:55,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 02:00:55,637 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:55,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:55,640 INFO L85 PathProgramCache]: Analyzing trace with hash -865774635, now seen corresponding path program 1 times [2021-11-07 02:00:55,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:00:55,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606540652] [2021-11-07 02:00:55,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:55,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:00:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:00:55,809 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:00:55,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606540652] [2021-11-07 02:00:55,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606540652] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:00:55,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814204646] [2021-11-07 02:00:55,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:55,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:00:55,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:55,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:00:55,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 02:00:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:55,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:00:55,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:00:56,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:00:56,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 32 [2021-11-07 02:00:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:00:56,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:00:56,461 INFO L354 Elim1Store]: treesize reduction 48, result has 64.2 percent of original size [2021-11-07 02:00:56,462 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 7 case distinctions, treesize of input 66 treesize of output 121 [2021-11-07 02:00:56,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-07 02:00:56,846 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 02:00:56,847 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 29 treesize of output 17 [2021-11-07 02:00:56,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2021-11-07 02:00:56,977 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 02:00:56,978 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 38 treesize of output 22 [2021-11-07 02:00:57,040 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,041 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 82 treesize of output 77 [2021-11-07 02:00:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:00:57,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814204646] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:00:57,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1092954427] [2021-11-07 02:00:57,182 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:00:57,183 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:00:57,198 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:00:57,218 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:00:57,222 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:00:57,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:00:57,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:00:57,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 02:00:57,307 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_20|]} [2021-11-07 02:00:57,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 02:00:57,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:57,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:57,328 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:57,400 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 02:00:57,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:00:57,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:00:57,451 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:57,482 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 02:00:57,491 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,491 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 02:00:57,517 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 02:00:57,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:00:57,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:00:57,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 02:00:57,564 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_18|], 28=[|v_#valid_21|]} [2021-11-07 02:00:57,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,635 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:00:57,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 02:00:57,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:00:57,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:00:57,645 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:57,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:57,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:57,692 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:57,718 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 02:00:57,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:00:57,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:00:57,778 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:57,804 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:00:57,830 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,831 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 02:00:57,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:57,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 02:00:57,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:00:57,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:57,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 02:00:57,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:00:57,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:00:57,937 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:57,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:57,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:00:57,965 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:57,965 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 02:00:57,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,216 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 02:00:58,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:00:58,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 02:00:58,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 02:00:58,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:00:58,286 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:00:58,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 02:00:58,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 02:00:58,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 02:00:58,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:58,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 02:00:58,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 02:00:58,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:58,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,410 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:58,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,441 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:00:58,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:00:58,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:00:58,604 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 02:00:58,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:00:58,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:00:58,758 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:58,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:58,791 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:58,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:00:58,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:00:58,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:58,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:00:58,878 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:58,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:58,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,028 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 02:00:59,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 02:00:59,060 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 02:00:59,061 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 02:00:59,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,198 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 02:00:59,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:00:59,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 02:00:59,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 02:00:59,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:00:59,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:59,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:59,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:00:59,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:59,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:00:59,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:59,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,263 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,278 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 02:00:59,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 02:00:59,282 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:00:59,283 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 02:00:59,291 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 02:00:59,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:00:59,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:00:59,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:00:59,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 02:00:59,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:00:59,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,329 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,333 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:00:59,338 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,339 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 02:00:59,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 02:00:59,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:00:59,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 02:00:59,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:00:59,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-07 02:00:59,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:00:59,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:00:59,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:00:59,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 02:00:59,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-07 02:00:59,454 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 02:00:59,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 02:00:59,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:59,489 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,490 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 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 02:00:59,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:00:59,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:00:59,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:00:59,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,510 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:00:59,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,523 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,569 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,578 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 02:00:59,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:00:59,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:00:59,583 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 02:00:59,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,640 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 02:00:59,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:00:59,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:00:59,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:00:59,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 02:00:59,655 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_3], 6=[|v_#memory_int_33|]} [2021-11-07 02:00:59,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:00:59,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:00:59,667 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:59,692 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,693 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 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 02:00:59,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:00:59,697 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:00:59,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:00:59,707 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 02:00:59,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:59,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 02:00:59,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:00:59,715 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 02:00:59,725 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:00,636 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:00,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:00,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 02:01:00,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919867964] [2021-11-07 02:01:00,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 02:01:00,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:00,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 02:01:00,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-07 02:01:00,640 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:00,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:00,707 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-07 02:01:00,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 02:01:00,708 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-07 02:01:00,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:00,709 INFO L225 Difference]: With dead ends: 13 [2021-11-07 02:01:00,709 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 02:01:00,709 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-11-07 02:01:00,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 02:01:00,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 02:01:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-07 02:01:00,713 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 8 [2021-11-07 02:01:00,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:00,713 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-07 02:01:00,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-07 02:01:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 02:01:00,714 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:00,714 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:00,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:00,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-07 02:01:00,915 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:00,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:00,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1069249320, now seen corresponding path program 2 times [2021-11-07 02:01:00,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:00,916 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83611898] [2021-11-07 02:01:00,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:00,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:01,074 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:01,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83611898] [2021-11-07 02:01:01,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83611898] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:01,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394240188] [2021-11-07 02:01:01,075 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:01:01,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:01,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:01,077 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:01,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 02:01:01,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 02:01:01,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:01,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:01:01,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:01,271 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:01,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394240188] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:01,322 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1214204009] [2021-11-07 02:01:01,325 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:01,326 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:01,326 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:01,326 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:01,327 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:01,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:01,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:01:01,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 02:01:01,345 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_23|]} [2021-11-07 02:01:01,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 02:01:01,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:01,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:01,361 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 02:01:01,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:01:01,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:01:01,398 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 02:01:01,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,411 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 02:01:01,420 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 02:01:01,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:01:01,424 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:01,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 02:01:01,436 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_21|], 28=[|v_#valid_24|]} [2021-11-07 02:01:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,496 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:01:01,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 02:01:01,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:01,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:01,502 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:01,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:01,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:01,516 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,529 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 02:01:01,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:01:01,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:01:01,565 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:01:01,587 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,588 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 02:01:01,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 02:01:01,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:01:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 02:01:01,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:01:01,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:01:01,652 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:01:01,673 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:01,674 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 02:01:01,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:01,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,838 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:01:01,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:01:01,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 02:01:01,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 02:01:01,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:01,873 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 02:01:01,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:01:01,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:01:01,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 02:01:01,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:01,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:01,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 02:01:01,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 02:01:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:01:02,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:02,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:02,047 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,074 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 02:01:02,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:02,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:02,222 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:02,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:01:02,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:02,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:02,331 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,352 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,372 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,543 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,598 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 02:01:02,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 02:01:02,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 02:01:02,614 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 02:01:02,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,757 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 02:01:02,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 02:01:02,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:01:02,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 02:01:02,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:01:02,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:02,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:02,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:01:02,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:02,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:02,794 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,808 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,816 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,830 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 02:01:02,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 02:01:02,834 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:02,834 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 02:01:02,842 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 02:01:02,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:01:02,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:02,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:02,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 02:01:02,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:02,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:02,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:02,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:02,876 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,876 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 02:01:02,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:02,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 02:01:02,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:02,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:02,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:01:02,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 02:01:02,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:02,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 02:01:02,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 02:01:02,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:02,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 02:01:02,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 02:01:02,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:02,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:02,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:02,980 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:02,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:02,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:02,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:02,992 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:03,006 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,007 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 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 02:01:03,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:03,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:03,010 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,044 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 02:01:03,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:01:03,047 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:03,048 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 02:01:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,093 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 02:01:03,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:03,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:03,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:03,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 02:01:03,104 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_6], 6=[|v_#memory_int_42|]} [2021-11-07 02:01:03,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:03,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:03,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:03,115 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,125 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:03,137 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 02:01:03,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:03,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:03,141 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:03,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:03,151 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 02:01:03,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:03,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 02:01:03,157 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:03,157 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 02:01:03,166 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:04,032 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:04,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:04,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 02:01:04,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028640736] [2021-11-07 02:01:04,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 02:01:04,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:04,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 02:01:04,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-11-07 02:01:04,035 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:04,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:04,099 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-07 02:01:04,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 02:01:04,100 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-07 02:01:04,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:04,101 INFO L225 Difference]: With dead ends: 17 [2021-11-07 02:01:04,101 INFO L226 Difference]: Without dead ends: 11 [2021-11-07 02:01:04,102 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-11-07 02:01:04,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-07 02:01:04,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-07 02:01:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-07 02:01:04,105 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 9 [2021-11-07 02:01:04,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:04,106 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-07 02:01:04,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-07 02:01:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 02:01:04,107 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:04,107 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 02:01:04,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:04,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-07 02:01:04,320 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:04,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:04,321 INFO L85 PathProgramCache]: Analyzing trace with hash -732622939, now seen corresponding path program 3 times [2021-11-07 02:01:04,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:01:04,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670231664] [2021-11-07 02:01:04,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:04,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:01:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:01:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:01:04,762 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:01:04,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670231664] [2021-11-07 02:01:04,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670231664] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:01:04,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283865742] [2021-11-07 02:01:04,763 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:01:04,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:01:04,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:01:04,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:01:04,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 02:01:04,841 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:01:04,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:01:04,843 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-07 02:01:04,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:01:04,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2021-11-07 02:01:04,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 9 [2021-11-07 02:01:04,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2021-11-07 02:01:08,404 INFO L354 Elim1Store]: treesize reduction 137, result has 22.2 percent of original size [2021-11-07 02:01:08,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 134 [2021-11-07 02:01:14,226 INFO L354 Elim1Store]: treesize reduction 90, result has 47.4 percent of original size [2021-11-07 02:01:14,227 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 183 treesize of output 217 [2021-11-07 02:01:18,899 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-11-07 02:01:18,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 145 treesize of output 114 [2021-11-07 02:01:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:01:19,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:01:33,453 WARN L207 SmtUtils]: Spent 13.98 s on a formula simplification that was a NOOP. DAG size: 44 [2021-11-07 02:01:35,580 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-07 02:01:35,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 1 [2021-11-07 02:01:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:01:35,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283865742] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:01:35,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [816323709] [2021-11-07 02:01:35,592 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:01:35,592 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:01:35,593 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:01:35,593 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:01:35,593 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:01:35,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:35,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:01:35,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:35,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:01:35,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 02:01:35,610 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_25|]} [2021-11-07 02:01:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 02:01:35,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:35,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:35,628 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:35,640 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 02:01:35,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:01:35,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:01:35,673 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:35,681 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 02:01:35,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,691 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 02:01:35,702 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 02:01:35,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:35,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:01:35,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:35,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:01:35,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 02:01:35,719 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_23|], 28=[|v_#valid_26|]} [2021-11-07 02:01:35,733 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:35,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:35,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:35,736 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,791 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:01:35,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 02:01:35,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:35,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:01:35,796 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:35,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 02:01:35,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:01:35,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:01:35,858 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:35,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:01:35,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,882 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 02:01:35,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:35,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 02:01:35,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:01:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:35,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 02:01:35,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:01:35,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:01:35,958 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:35,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:35,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:01:35,980 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:35,981 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 02:01:35,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:36,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:36,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:36,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 02:01:36,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:01:36,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 02:01:36,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 02:01:36,227 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:01:36,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:01:36,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 02:01:36,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 02:01:36,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 02:01:36,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:36,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 02:01:36,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 02:01:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:01:36,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:36,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:36,484 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:36,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,508 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:36,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,532 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:36,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:36,552 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,689 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-07 02:01:36,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 02:01:36,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:36,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:01:36,717 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:36,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:01:36,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:36,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:01:36,791 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:36,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:36,887 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:36,932 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 02:01:36,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 02:01:36,946 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 02:01:36,947 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 02:01:36,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,077 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 02:01:37,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:01:37,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 02:01:37,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 02:01:37,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:37,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,096 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,105 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:01:37,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:37,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:37,119 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:01:37,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:37,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:01:37,132 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,141 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,145 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 02:01:37,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 02:01:37,148 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:37,149 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 02:01:37,157 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 02:01:37,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:01:37,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:37,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:37,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 02:01:37,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:37,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,184 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:37,191 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,192 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 02:01:37,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,240 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 02:01:37,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 02:01:37,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:01:37,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:01:37,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 02:01:37,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:37,261 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:37,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 02:01:37,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 02:01:37,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 02:01:37,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:37,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,295 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:01:37,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,307 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:37,322 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,322 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 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 02:01:37,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:01:37,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:01:37,326 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,356 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 02:01:37,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:01:37,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:37,359 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 02:01:37,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,406 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 02:01:37,408 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:01:37,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:01:37,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:01:37,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 02:01:37,418 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_54|], 6=[v_prenex_9]} [2021-11-07 02:01:37,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:01:37,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:01:37,430 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:01:37,452 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,452 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 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 02:01:37,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:01:37,456 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:01:37,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:01:37,465 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 02:01:37,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:01:37,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 02:01:37,469 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:01:37,470 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 02:01:37,480 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:01:38,811 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:01:38,811 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:01:38,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 18 [2021-11-07 02:01:38,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768430744] [2021-11-07 02:01:38,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-07 02:01:38,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:01:38,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-07 02:01:38,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2021-11-07 02:01:38,814 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:01:51,878 WARN L207 SmtUtils]: Spent 11.24 s on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2021-11-07 02:02:00,137 WARN L207 SmtUtils]: Spent 8.18 s on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2021-11-07 02:02:00,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:02:00,142 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2021-11-07 02:02:00,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 02:02:00,143 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-07 02:02:00,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:02:00,144 INFO L225 Difference]: With dead ends: 15 [2021-11-07 02:02:00,144 INFO L226 Difference]: Without dead ends: 12 [2021-11-07 02:02:00,145 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 13 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930 [2021-11-07 02:02:00,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-11-07 02:02:00,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-07 02:02:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-11-07 02:02:00,149 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 10 [2021-11-07 02:02:00,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:02:00,150 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-11-07 02:02:00,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-07 02:02:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 02:02:00,151 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:02:00,152 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 02:02:00,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-07 02:02:00,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:00,368 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:02:00,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:02:00,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1236514040, now seen corresponding path program 4 times [2021-11-07 02:02:00,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:02:00,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648993510] [2021-11-07 02:02:00,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:02:00,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:02:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:02:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:00,463 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:02:00,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648993510] [2021-11-07 02:02:00,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648993510] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:02:00,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360191206] [2021-11-07 02:02:00,464 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:02:00,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:00,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:02:00,465 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:02:00,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 02:02:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:02:00,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:02:00,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:02:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:00,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:02:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:00,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360191206] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:02:00,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [418188915] [2021-11-07 02:02:00,766 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:02:00,766 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:02:00,766 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:02:00,766 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:02:00,766 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:02:00,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:00,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:02:00,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:00,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:02:00,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 02:02:00,784 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_28|]} [2021-11-07 02:02:00,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 02:02:00,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:00,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:00,804 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:00,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 02:02:00,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:02:00,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:02:00,849 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:00,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 02:02:00,859 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,859 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 02:02:00,868 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 02:02:00,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:00,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:02:00,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:00,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:02:00,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 02:02:00,885 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_26|], 28=[|v_#valid_29|]} [2021-11-07 02:02:00,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:00,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:00,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:00,897 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,935 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:02:00,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 02:02:00,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:02:00,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:02:00,940 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:00,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:00,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 02:02:00,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:02:00,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:00,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:02:00,993 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:00,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,002 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:02:01,009 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,010 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 02:02:01,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,027 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 02:02:01,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:02:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 02:02:01,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:02:01,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:02:01,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,097 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:02:01,108 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,108 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 02:02:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,227 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:02:01,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 02:02:01,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:02:01,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:02:01,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:02:01,260 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:02:01,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 02:02:01,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 02:02:01,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 02:02:01,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 02:02:01,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 02:02:01,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:01,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:01,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,352 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:01,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,371 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:02:01,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:01,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:01,514 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:02:01,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:01,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:01,638 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:01,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 02:02:01,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:02:01,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:02:01,723 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,847 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 02:02:01,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 02:02:01,866 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 02:02:01,867 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 02:02:01,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:01,962 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 02:02:01,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:02:01,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:01,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 02:02:01,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 02:02:01,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:01,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:01,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:01,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:01,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,002 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:02:02,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:02,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:02,013 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:02,022 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 20 treesize of output 1 [2021-11-07 02:02:02,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,023 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,027 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 02:02:02,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:02:02,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,028 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 02:02:02,033 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 02:02:02,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:02:02,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:02,041 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-07 02:02:02,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:02,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,061 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,063 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-07 02:02:02,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-07 02:02:02,065 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,065 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-07 02:02:02,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 02:02:02,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,121 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:02:02,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:02,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:02:02,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 02:02:02,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:02:02,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 02:02:02,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-11-07 02:02:02,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 02:02:02,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2021-11-07 02:02:02,165 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:02,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,167 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:02,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,180 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:02,194 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,195 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 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 02:02:02,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:02,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:02,200 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,223 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-07 02:02:02,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:02:02,226 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:02:02,226 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-07 02:02:02,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,273 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 02:02:02,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:02:02,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:02,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:02,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 02:02:02,287 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_11], 6=[|v_#memory_int_65|]} [2021-11-07 02:02:02,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:02,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:02,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:02,321 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,322 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 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 02:02:02,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:02,325 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:02,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:02,350 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 02:02:02,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:02,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 02:02:02,355 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:02:02,356 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 02:02:02,367 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:02:03,134 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:02:03,134 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:02:03,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-07 02:02:03,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625582233] [2021-11-07 02:02:03,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 02:02:03,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:02:03,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 02:02:03,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-07 02:02:03,137 INFO L87 Difference]: Start difference. First operand 12 states and 13 transitions. Second operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:03,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:02:03,233 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-11-07 02:02:03,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 02:02:03,234 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-07 02:02:03,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:02:03,235 INFO L225 Difference]: With dead ends: 20 [2021-11-07 02:02:03,235 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 02:02:03,236 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2021-11-07 02:02:03,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 02:02:03,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-07 02:02:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-07 02:02:03,240 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2021-11-07 02:02:03,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:02:03,241 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-07 02:02:03,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-07 02:02:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 02:02:03,242 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:02:03,242 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 02:02:03,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:02:03,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:03,448 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:02:03,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:02:03,449 INFO L85 PathProgramCache]: Analyzing trace with hash 138890901, now seen corresponding path program 5 times [2021-11-07 02:02:03,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:02:03,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201431874] [2021-11-07 02:02:03,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:02:03,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:02:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:02:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:04,220 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:02:04,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201431874] [2021-11-07 02:02:04,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201431874] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:02:04,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074937855] [2021-11-07 02:02:04,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:02:04,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:04,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:02:04,222 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:02:04,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 02:02:04,369 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 02:02:04,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:02:04,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-07 02:02:04,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:02:04,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-07 02:02:04,585 INFO L354 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2021-11-07 02:02:04,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2021-11-07 02:02:04,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:04,888 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:02:04,889 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 1 case distinctions, treesize of input 63 treesize of output 65 [2021-11-07 02:02:05,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:05,068 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:02:05,069 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 1 case distinctions, treesize of input 82 treesize of output 70 [2021-11-07 02:02:05,379 INFO L354 Elim1Store]: treesize reduction 327, result has 17.4 percent of original size [2021-11-07 02:02:05,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 128 treesize of output 157 [2021-11-07 02:02:05,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:05,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:05,602 INFO L354 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2021-11-07 02:02:05,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 25 [2021-11-07 02:02:05,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:05,700 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-07 02:02:05,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 48 [2021-11-07 02:02:07,887 INFO L354 Elim1Store]: treesize reduction 186, result has 25.9 percent of original size [2021-11-07 02:02:07,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 151 treesize of output 161 [2021-11-07 02:02:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:08,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:02:08,570 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [ULTIMATE.start_main_~i~0] [2021-11-07 02:02:08,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [917577328] [2021-11-07 02:02:08,573 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 02:02:08,574 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:02:08,574 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:02:08,574 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:02:08,575 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:02:08,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:08,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:02:08,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:08,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:02:08,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 02:02:08,597 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 21=[|v_#valid_30|]} [2021-11-07 02:02:08,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 02:02:08,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:08,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:08,615 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 02:02:08,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:02:08,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:02:08,650 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,655 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 02:02:08,660 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,660 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 02:02:08,671 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 02:02:08,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:08,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:02:08,674 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:08,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:02:08,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 02:02:08,686 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_28|], 28=[|v_#valid_31|]} [2021-11-07 02:02:08,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:08,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:08,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:08,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,757 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 02:02:08,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-07 02:02:08,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:02:08,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:02:08,763 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-07 02:02:08,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:02:08,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 02:02:08,819 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,829 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 02:02:08,838 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,839 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 02:02:08,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:08,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 02:02:08,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:02:08,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:08,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 100 [2021-11-07 02:02:08,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:02:08,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:02:08,913 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,923 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:08,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:02:08,931 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:08,931 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 02:02:08,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:08,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 02:02:09,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 02:02:09,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 02:02:09,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:02:09,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:02:09,105 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:02:09,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 02:02:09,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 02:02:09,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 02:02:09,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 02:02:09,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 02:02:09,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,284 INFO L244 Elim1Store]: Index analysis took 104 ms [2021-11-07 02:02:09,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:02:09,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:09,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:09,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:09,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,332 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 109 [2021-11-07 02:02:09,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:09,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:02:09,468 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:09,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,489 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:09,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,509 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:09,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-07 02:02:09,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:02:09,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:02:09,601 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,674 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,704 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 02:02:09,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 02:02:09,735 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 02:02:09,736 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 02:02:09,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,840 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 02:02:09,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:02:09,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 02:02:09,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 02:02:09,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:09,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:09,858 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:02:09,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:09,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:09,878 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:02:09,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:09,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:09,892 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,898 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,902 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 02:02:09,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 02:02:09,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:02:09,906 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 02:02:09,913 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 02:02:09,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:02:09,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:09,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:02:09,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 02:02:09,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:09,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:09,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:09,938 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,941 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:02:09,944 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:02:09,944 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 02:02:09,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:09,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 02:02:09,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 02:02:09,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 02:02:09,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 02:02:09,993 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 02:02:09,995 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:09,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:09,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:09,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:02:10,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 02:02:10,001 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:10,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 02:02:10,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 02:02:10,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:02:10,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:10,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:10,024 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:10,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:10,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:10,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:10,037 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:10,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:10,052 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,053 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 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-07 02:02:10,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:10,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:02:10,056 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:10,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,077 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 02:02:10,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 02:02:10,080 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:02:10,080 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 02:02:10,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,116 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 02:02:10,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:10,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:02:10,120 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:02:10,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 02:02:10,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 02:02:10,127 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_15], 6=[|v_#memory_int_78|]} [2021-11-07 02:02:10,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 02:02:10,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:10,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 02:02:10,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,146 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:10,159 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,160 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 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-07 02:02:10,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:10,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:02:10,163 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:02:10,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:02:10,170 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 02:02:10,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:02:10,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 02:02:10,175 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:02:10,176 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 02:02:10,186 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:02:11,329 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:02:11,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 02:02:11,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-07 02:02:11,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534131251] [2021-11-07 02:02:11,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 02:02:11,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:02:11,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 02:02:11,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2021-11-07 02:02:11,331 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:11,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:02:11,726 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-11-07 02:02:11,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 02:02:11,726 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 02:02:11,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:02:11,727 INFO L225 Difference]: With dead ends: 17 [2021-11-07 02:02:11,727 INFO L226 Difference]: Without dead ends: 14 [2021-11-07 02:02:11,728 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=102, Invalid=768, Unknown=0, NotChecked=0, Total=870 [2021-11-07 02:02:11,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-07 02:02:11,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-07 02:02:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-11-07 02:02:11,734 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2021-11-07 02:02:11,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:02:11,734 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-11-07 02:02:11,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:02:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-07 02:02:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 02:02:11,735 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:02:11,735 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 02:02:11,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-07 02:02:11,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:11,948 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:02:11,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:02:11,949 INFO L85 PathProgramCache]: Analyzing trace with hash 10611224, now seen corresponding path program 6 times [2021-11-07 02:02:11,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:02:11,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249703545] [2021-11-07 02:02:11,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:02:11,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:02:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:02:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:02:12,108 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:02:12,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249703545] [2021-11-07 02:02:12,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249703545] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:02:12,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425065647] [2021-11-07 02:02:12,109 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:02:12,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:02:12,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:02:12,111 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:02:12,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a143a926-9d51-4a43-a990-6be6c340c7c6/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 02:02:12,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:02:12,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:02:12,304 WARN L261 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-07 02:02:12,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:02:12,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-11-07 02:02:12,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 02:02:12,470 INFO L354 Elim1Store]: treesize reduction 92, result has 21.4 percent of original size [2021-11-07 02:02:12,471 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 127 treesize of output 131 [2021-11-07 02:02:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:12,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-07 02:02:12,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:12,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 63 [2021-11-07 02:02:12,914 INFO L354 Elim1Store]: treesize reduction 186, result has 20.9 percent of original size [2021-11-07 02:02:12,915 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 5 case distinctions, treesize of input 220 treesize of output 212 [2021-11-07 02:02:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:12,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:12,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 234 [2021-11-07 02:02:13,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:13,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:13,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:02:13,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 120 [2021-11-07 02:03:17,066 WARN L207 SmtUtils]: Spent 17.60 s on a formula simplification. DAG size of input: 657 DAG size of output: 526 [2021-11-07 02:03:17,071 INFO L354 Elim1Store]: treesize reduction 2116, result has 67.4 percent of original size [2021-11-07 02:03:17,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 120 case distinctions, treesize of input 1327 treesize of output 5348