./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms5.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_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/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_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/ms5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/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_eee394d2-b7db-4192-b89f-27aa5d25a58b/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 5d49931b392f3e5db08af1630b313adf7396c4587f1a053ae0de1991b384d39a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:59:01,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:59:01,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:59:01,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:59:01,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:59:01,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:59:01,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:59:01,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:59:01,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:59:01,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:59:01,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:59:01,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:59:01,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:59:01,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:59:01,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:59:01,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:59:01,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:59:01,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:59:01,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:59:01,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:59:01,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:59:01,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:59:01,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:59:01,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:59:01,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:59:01,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:59:01,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:59:01,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:59:01,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:59:01,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:59:01,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:59:01,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:59:01,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:59:01,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:59:01,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:59:01,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:59:01,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:59:01,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:59:01,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:59:01,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:59:01,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:59:01,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 00:59:01,539 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:59:01,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:59:01,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:59:01,545 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:59:01,545 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:59:01,546 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:59:01,546 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:59:01,546 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:59:01,554 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:59:01,554 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:59:01,554 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:59:01,555 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:59:01,555 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:59:01,555 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:59:01,556 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:59:01,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:59:01,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:59:01,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:59:01,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:59:01,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:59:01,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:59:01,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:59:01,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:59:01,558 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:59:01,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:59:01,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:59:01,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:59:01,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:59:01,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:59:01,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:59:01,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:59:01,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:59:01,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:59:01,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:59:01,564 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:59:01,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:59:01,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:59:01,565 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:59:01,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:59:01,565 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_eee394d2-b7db-4192-b89f-27aa5d25a58b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d49931b392f3e5db08af1630b313adf7396c4587f1a053ae0de1991b384d39a [2021-11-07 00:59:01,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:59:01,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:59:01,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:59:01,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:59:01,996 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:59:01,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-fpi/ms5.c [2021-11-07 00:59:02,094 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/data/e79d48407/fc63961eefd24ab296bcdcc011cf8d90/FLAG977db8cec [2021-11-07 00:59:02,665 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:59:02,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/sv-benchmarks/c/array-fpi/ms5.c [2021-11-07 00:59:02,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/data/e79d48407/fc63961eefd24ab296bcdcc011cf8d90/FLAG977db8cec [2021-11-07 00:59:02,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/data/e79d48407/fc63961eefd24ab296bcdcc011cf8d90 [2021-11-07 00:59:02,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:59:02,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:59:02,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:59:02,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:59:02,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:59:03,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:02" (1/1) ... [2021-11-07 00:59:03,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d40f37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03, skipping insertion in model container [2021-11-07 00:59:03,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:02" (1/1) ... [2021-11-07 00:59:03,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:59:03,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:59:03,312 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_eee394d2-b7db-4192-b89f-27aa5d25a58b/sv-benchmarks/c/array-fpi/ms5.c[586,599] [2021-11-07 00:59:03,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:59:03,369 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:59:03,388 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_eee394d2-b7db-4192-b89f-27aa5d25a58b/sv-benchmarks/c/array-fpi/ms5.c[586,599] [2021-11-07 00:59:03,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:59:03,434 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:59:03,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03 WrapperNode [2021-11-07 00:59:03,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:59:03,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:59:03,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:59:03,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:59:03,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:59:03,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:59:03,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:59:03,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:59:03,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:59:03,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:59:03,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:59:03,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:59:03,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (1/1) ... [2021-11-07 00:59:03,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:59:03,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:03,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:59:03,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:59:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 00:59:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:59:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 00:59:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 00:59:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:59:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:59:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 00:59:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 00:59:04,179 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:59:04,179 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-07 00:59:04,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:04 BoogieIcfgContainer [2021-11-07 00:59:04,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:59:04,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:59:04,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:59:04,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:59:04,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:59:02" (1/3) ... [2021-11-07 00:59:04,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d43a771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:04, skipping insertion in model container [2021-11-07 00:59:04,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03" (2/3) ... [2021-11-07 00:59:04,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d43a771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:04, skipping insertion in model container [2021-11-07 00:59:04,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:04" (3/3) ... [2021-11-07 00:59:04,196 INFO L111 eAbstractionObserver]: Analyzing ICFG ms5.c [2021-11-07 00:59:04,205 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:59:04,205 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 00:59:04,267 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:59:04,277 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 00:59:04,277 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 00:59:04,294 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 00:59:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 00:59:04,310 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:04,311 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 00:59:04,311 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:04,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:04,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1569259291, now seen corresponding path program 1 times [2021-11-07 00:59:04,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:04,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249958636] [2021-11-07 00:59:04,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:04,599 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 00:59:04,600 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:04,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249958636] [2021-11-07 00:59:04,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249958636] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:59:04,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:59:04,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 00:59:04,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517347052] [2021-11-07 00:59:04,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:59:04,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:04,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:59:04,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:59:04,625 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 00:59:04,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:04,661 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-07 00:59:04,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:59:04,663 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 00:59:04,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:04,671 INFO L225 Difference]: With dead ends: 18 [2021-11-07 00:59:04,671 INFO L226 Difference]: Without dead ends: 8 [2021-11-07 00:59:04,674 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 00:59:04,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-07 00:59:04,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-07 00:59:04,706 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 00:59:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-07 00:59:04,708 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 6 [2021-11-07 00:59:04,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:04,708 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-07 00:59:04,709 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 00:59:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-07 00:59:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 00:59:04,709 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:04,710 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:04,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 00:59:04,710 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:04,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:04,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1413400264, now seen corresponding path program 1 times [2021-11-07 00:59:04,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:04,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761040674] [2021-11-07 00:59:04,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:04,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:04,781 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 00:59:04,781 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:04,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761040674] [2021-11-07 00:59:04,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761040674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:59:04,782 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:59:04,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 00:59:04,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854045595] [2021-11-07 00:59:04,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:59:04,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:04,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:59:04,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:59:04,785 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 00:59:04,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:04,808 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-07 00:59:04,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:59:04,808 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 00:59:04,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:04,809 INFO L225 Difference]: With dead ends: 12 [2021-11-07 00:59:04,809 INFO L226 Difference]: Without dead ends: 9 [2021-11-07 00:59:04,810 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 00:59:04,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-07 00:59:04,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-07 00:59:04,824 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 00:59:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-11-07 00:59:04,825 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 7 [2021-11-07 00:59:04,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:04,825 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-11-07 00:59:04,825 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 00:59:04,825 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-07 00:59:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 00:59:04,826 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:04,826 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:04,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 00:59:04,827 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:04,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:04,827 INFO L85 PathProgramCache]: Analyzing trace with hash -865774635, now seen corresponding path program 1 times [2021-11-07 00:59:04,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:04,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519116052] [2021-11-07 00:59:04,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:04,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:04,935 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 00:59:04,936 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:04,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519116052] [2021-11-07 00:59:04,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519116052] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:04,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774465204] [2021-11-07 00:59:04,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:04,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:04,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:04,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:04,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 00:59:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:05,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 00:59:05,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:05,143 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 00:59:05,279 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 00:59:05,365 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 00:59:05,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:05,562 INFO L354 Elim1Store]: treesize reduction 48, result has 64.2 percent of original size [2021-11-07 00:59:05,562 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 00:59:05,946 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 00:59:06,030 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 00:59:06,036 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 00:59:06,196 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 00:59:06,227 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-07 00:59:06,227 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 00:59:06,269 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,270 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 00:59:06,368 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 00:59:06,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774465204] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:59:06,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [90937830] [2021-11-07 00:59:06,406 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 00:59:06,406 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 00:59:06,412 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 00:59:06,418 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 00:59:06,419 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 00:59:06,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,463 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:06,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 00:59:06,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:06,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 00:59:06,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 00:59:06,498 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_20|]} [2021-11-07 00:59:06,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,513 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 00:59:06,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:06,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:06,516 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:06,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,570 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 00:59:06,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:06,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:06,575 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:06,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 00:59:06,602 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,602 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 00:59:06,622 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 00:59:06,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:06,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 00:59:06,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:06,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 00:59:06,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 00:59:06,665 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_18|], 28=[|v_#valid_21|]} [2021-11-07 00:59:06,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:06,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:06,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:06,683 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,720 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:06,721 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 00:59:06,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:06,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:06,731 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:06,752 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,790 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 00:59:06,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:06,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:06,804 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:06,830 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 00:59:06,851 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,852 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 00:59:06,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:06,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 00:59:06,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:06,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:06,928 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 00:59:06,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:06,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:06,938 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:06,964 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:06,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 00:59:06,975 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:06,975 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 00:59:06,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:07,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:07,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:07,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 00:59:07,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 00:59:07,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:07,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:07,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 00:59:07,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 00:59:07,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 00:59:07,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 00:59:07,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 00:59:07,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:07,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 00:59:07,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 00:59:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,446 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 00:59:07,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:07,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:07,467 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,600 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 00:59:07,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:07,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:07,618 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:07,721 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 00:59:07,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:07,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:07,746 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:07,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,778 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:07,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,810 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:07,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:07,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:07,839 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:07,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:07,960 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,017 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 00:59:08,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 00:59:08,036 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 00:59:08,037 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 00:59:08,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,221 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 00:59:08,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:08,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 00:59:08,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 00:59:08,240 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 00:59:08,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:08,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:08,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:08,251 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 00:59:08,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,253 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,261 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:08,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,269 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,274 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 00:59:08,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:08,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,276 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 00:59:08,282 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 00:59:08,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 00:59:08,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:08,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:08,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 00:59:08,302 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 00:59:08,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:08,310 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,310 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 00:59:08,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 00:59:08,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:08,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 00:59:08,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 00:59:08,372 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-07 00:59:08,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 00:59:08,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:08,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 00:59:08,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 00:59:08,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-11-07 00:59:08,398 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 00:59:08,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 00:59:08,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:08,431 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,432 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 00:59:08,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:08,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:08,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,445 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 00:59:08,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,447 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:08,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,457 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,477 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,484 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 00:59:08,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:08,487 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:08,487 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 00:59:08,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,527 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 00:59:08,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:08,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:08,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:08,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 00:59:08,539 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_3], 6=[|v_#memory_int_33|]} [2021-11-07 00:59:08,547 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 00:59:08,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:08,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:08,570 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,570 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 00:59:08,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:08,574 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:08,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:08,583 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 00:59:08,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:08,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 00:59:08,589 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:08,589 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 00:59:08,598 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 00:59:09,336 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 00:59:09,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 00:59:09,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 00:59:09,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872666038] [2021-11-07 00:59:09,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 00:59:09,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:09,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 00:59:09,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-07 00:59:09,339 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 00:59:09,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:09,399 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-07 00:59:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:59:09,400 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 00:59:09,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:09,400 INFO L225 Difference]: With dead ends: 13 [2021-11-07 00:59:09,400 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 00:59:09,401 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-11-07 00:59:09,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 00:59:09,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 00:59:09,403 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 00:59:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-07 00:59:09,403 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 8 [2021-11-07 00:59:09,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:09,403 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-07 00:59:09,403 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 00:59:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-07 00:59:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 00:59:09,404 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:09,404 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:09,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 00:59:09,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:09,615 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:09,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:09,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1069249320, now seen corresponding path program 2 times [2021-11-07 00:59:09,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:09,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562692397] [2021-11-07 00:59:09,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:09,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:09,716 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 00:59:09,717 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:09,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562692397] [2021-11-07 00:59:09,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562692397] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:09,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988376093] [2021-11-07 00:59:09,717 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 00:59:09,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:09,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:09,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:09,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 00:59:09,811 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 00:59:09,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:59:09,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 00:59:09,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:09,906 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 00:59:09,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:09,946 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 00:59:09,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1988376093] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:59:09,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1999722648] [2021-11-07 00:59:09,948 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 00:59:09,948 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 00:59:09,949 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 00:59:09,949 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 00:59:09,949 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 00:59:09,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:09,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 00:59:09,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:09,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 00:59:09,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 00:59:09,962 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_23|]} [2021-11-07 00:59:09,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,971 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 00:59:09,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:09,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:09,973 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:09,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:09,979 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:09,995 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 00:59:09,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:09,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:09,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:09,999 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:09,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,005 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 00:59:10,009 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,009 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 00:59:10,017 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 00:59:10,018 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 00:59:10,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 00:59:10,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 00:59:10,029 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_21|], 28=[|v_#valid_24|]} [2021-11-07 00:59:10,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,093 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:10,094 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 00:59:10,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:10,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:10,098 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:10,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,117 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,156 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 00:59:10,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:10,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:10,162 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 00:59:10,183 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,184 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 00:59:10,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 00:59:10,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:10,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,232 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 00:59:10,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:10,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:10,239 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,256 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 00:59:10,279 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,279 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 00:59:10,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:10,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 00:59:10,476 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 00:59:10,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 00:59:10,485 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 00:59:10,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 00:59:10,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 00:59:10,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 00:59:10,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 00:59:10,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 00:59:10,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:10,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 00:59:10,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 00:59:10,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:10,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,617 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,701 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 00:59:10,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:10,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:10,709 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,797 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 00:59:10,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:10,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:10,805 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:10,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,825 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:10,919 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 00:59:10,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:10,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:10,929 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:10,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:10,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:10,947 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:10,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,087 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 00:59:11,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 00:59:11,103 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 00:59:11,103 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 00:59:11,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,212 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 00:59:11,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:11,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 00:59:11,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 00:59:11,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:11,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,234 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,248 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 00:59:11,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:11,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:11,251 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:11,260 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 00:59:11,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,262 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,265 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,267 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 00:59:11,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:11,268 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,269 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 00:59:11,276 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 00:59:11,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 00:59:11,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:11,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:11,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 00:59:11,299 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 00:59:11,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:11,308 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,308 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 00:59:11,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 00:59:11,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,365 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:11,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:11,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 00:59:11,373 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 00:59:11,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:11,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 00:59:11,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 00:59:11,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 00:59:11,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 00:59:11,407 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 00:59:11,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,409 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:11,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,424 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:11,438 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,439 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 00:59:11,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:11,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:11,442 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,464 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,472 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 00:59:11,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:11,475 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:11,476 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 00:59:11,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,519 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 00:59:11,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:11,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:11,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:11,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 00:59:11,531 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_6], 6=[|v_#memory_int_42|]} [2021-11-07 00:59:11,539 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 00:59:11,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:11,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:11,567 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,568 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 00:59:11,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:11,570 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:11,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:11,578 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 00:59:11,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:11,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 00:59:11,582 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:11,583 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 00:59:11,591 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 00:59:12,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 00:59:12,419 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 00:59:12,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-07 00:59:12,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032004168] [2021-11-07 00:59:12,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 00:59:12,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:12,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 00:59:12,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-11-07 00:59:12,421 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 00:59:12,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:12,484 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-07 00:59:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 00:59:12,485 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 00:59:12,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:12,486 INFO L225 Difference]: With dead ends: 17 [2021-11-07 00:59:12,486 INFO L226 Difference]: Without dead ends: 11 [2021-11-07 00:59:12,486 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-11-07 00:59:12,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-07 00:59:12,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-07 00:59:12,489 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 00:59:12,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-07 00:59:12,490 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 9 [2021-11-07 00:59:12,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:12,491 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-07 00:59:12,491 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 00:59:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-07 00:59:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 00:59:12,492 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:12,492 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:12,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:59:12,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-07 00:59:12,693 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:12,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:12,693 INFO L85 PathProgramCache]: Analyzing trace with hash -732622939, now seen corresponding path program 3 times [2021-11-07 00:59:12,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:12,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798030352] [2021-11-07 00:59:12,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:12,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:13,085 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 00:59:13,085 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:13,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798030352] [2021-11-07 00:59:13,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798030352] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:13,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921230632] [2021-11-07 00:59:13,086 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 00:59:13,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:13,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:13,091 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:13,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 00:59:13,173 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 00:59:13,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:59:13,174 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 00:59:13,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:13,211 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 00:59:13,279 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 00:59:13,316 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 00:59:16,050 INFO L354 Elim1Store]: treesize reduction 137, result has 22.2 percent of original size [2021-11-07 00:59:16,050 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 00:59:20,619 INFO L354 Elim1Store]: treesize reduction 98, result has 46.4 percent of original size [2021-11-07 00:59:20,619 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 196 treesize of output 232 [2021-11-07 00:59:27,040 INFO L354 Elim1Store]: treesize reduction 58, result has 4.9 percent of original size [2021-11-07 00:59:27,040 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 156 treesize of output 121 [2021-11-07 00:59:27,235 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 00:59:27,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:27,844 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 00:59:27,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921230632] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:59:27,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1175101886] [2021-11-07 00:59:27,851 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 00:59:27,851 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 00:59:27,851 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 00:59:27,852 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 00:59:27,852 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 00:59:27,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,869 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:27,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 00:59:27,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:27,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 00:59:27,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 00:59:27,887 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_25|]} [2021-11-07 00:59:27,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,905 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 00:59:27,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:27,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:27,908 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:27,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:27,914 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:27,936 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 00:59:27,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:27,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:27,940 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:27,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 00:59:27,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:27,953 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 00:59:27,960 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 00:59:27,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:27,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 00:59:27,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:27,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 00:59:27,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 00:59:27,975 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_23|], 28=[|v_#valid_26|]} [2021-11-07 00:59:27,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:27,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:27,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:27,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:27,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,031 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:28,031 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 00:59:28,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:28,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:28,035 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,045 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,074 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 00:59:28,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:28,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:28,079 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,088 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 00:59:28,095 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,095 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 00:59:28,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,108 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 00:59:28,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,147 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 00:59:28,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:28,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:28,154 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 00:59:28,170 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,170 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 00:59:28,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,286 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 00:59:28,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 00:59:28,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-07 00:59:28,322 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-07 00:59:28,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 00:59:28,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 00:59:28,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 478 [2021-11-07 00:59:28,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-07 00:59:28,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 932 [2021-11-07 00:59:28,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:28,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 00:59:28,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 00:59:28,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,517 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 00:59:28,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:28,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:28,524 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:28,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,545 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,673 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 00:59:28,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:28,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:28,681 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:28,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,702 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:28,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:28,722 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:28,776 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 00:59:28,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:28,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:28,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:28,789 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:28,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:28,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,003 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 00:59:29,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 00:59:29,019 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 00:59:29,020 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 00:59:29,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,106 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 00:59:29,108 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:29,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 00:59:29,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 00:59:29,123 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 00:59:29,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:29,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:29,125 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,133 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 00:59:29,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:29,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:29,135 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,144 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:29,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,152 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,158 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,161 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 00:59:29,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 00:59:29,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:29,164 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 00:59:29,171 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 00:59:29,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 00:59:29,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:29,179 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:29,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 00:59:29,188 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 00:59:29,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,190 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,193 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:29,195 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,196 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 00:59:29,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 00:59:29,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 00:59:29,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 00:59:29,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:29,239 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 00:59:29,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:29,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:29,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 00:59:29,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 00:59:29,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 00:59:29,265 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 00:59:29,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:29,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,288 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:29,302 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,303 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 00:59:29,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:29,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:29,305 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,328 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-07 00:59:29,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:29,330 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:29,330 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 00:59:29,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,380 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 00:59:29,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:29,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:29,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:29,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 00:59:29,390 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_54|], 6=[v_prenex_9]} [2021-11-07 00:59:29,397 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 00:59:29,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:29,399 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:29,416 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,417 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 00:59:29,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:29,420 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:29,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:29,426 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 00:59:29,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:29,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 00:59:29,431 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:29,431 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 00:59:29,450 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 00:59:30,176 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 00:59:30,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 00:59:30,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 18 [2021-11-07 00:59:30,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666382495] [2021-11-07 00:59:30,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-07 00:59:30,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:30,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-07 00:59:30,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=393, Unknown=1, NotChecked=0, Total=462 [2021-11-07 00:59:30,179 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 00:59:41,245 WARN L207 SmtUtils]: Spent 10.21 s on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-11-07 00:59:43,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:43,330 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2021-11-07 00:59:43,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 00:59:43,331 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 00:59:43,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:43,332 INFO L225 Difference]: With dead ends: 15 [2021-11-07 00:59:43,332 INFO L226 Difference]: Without dead ends: 12 [2021-11-07 00:59:43,333 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 13 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=122, Invalid=689, Unknown=1, NotChecked=0, Total=812 [2021-11-07 00:59:43,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-11-07 00:59:43,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-07 00:59:43,339 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 00:59:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-11-07 00:59:43,340 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 10 [2021-11-07 00:59:43,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:43,341 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-11-07 00:59:43,341 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 00:59:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-07 00:59:43,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 00:59:43,342 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:43,342 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:43,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:59:43,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-11-07 00:59:43,567 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:43,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:43,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1236514040, now seen corresponding path program 4 times [2021-11-07 00:59:43,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:43,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695277888] [2021-11-07 00:59:43,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:43,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:43,682 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 00:59:43,683 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:43,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695277888] [2021-11-07 00:59:43,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695277888] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:43,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998034316] [2021-11-07 00:59:43,684 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 00:59:43,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:43,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:43,686 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:43,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 00:59:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:43,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 00:59:43,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:43,899 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 00:59:43,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:43,957 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 00:59:43,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1998034316] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:59:43,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2102508164] [2021-11-07 00:59:43,960 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 00:59:43,961 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 00:59:43,961 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 00:59:43,961 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 00:59:43,962 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 00:59:43,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:43,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:43,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:43,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 00:59:43,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:43,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:43,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 00:59:43,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 00:59:43,978 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_28|]} [2021-11-07 00:59:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:43,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:43,994 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 00:59:43,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:43,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:43,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:43,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:43,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:43,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,004 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,027 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 00:59:44,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:44,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:44,032 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 00:59:44,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,044 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 00:59:44,053 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 00:59:44,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 00:59:44,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 00:59:44,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 00:59:44,066 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_26|], 28=[|v_#valid_29|]} [2021-11-07 00:59:44,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,136 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:44,136 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 00:59:44,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:44,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:44,141 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:44,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,167 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,201 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 00:59:44,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:44,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:44,208 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 00:59:44,227 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,227 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 00:59:44,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 00:59:44,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,280 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 00:59:44,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:44,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:44,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,299 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 00:59:44,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,307 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 00:59:44,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:44,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,474 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,484 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,487 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 00:59:44,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 00:59:44,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 00:59:44,494 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 00:59:44,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 00:59:44,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 00:59:44,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:44,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:44,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 00:59:44,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:44,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 00:59:44,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 00:59:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,661 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 00:59:44,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:44,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:44,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,776 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 00:59:44,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:44,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:44,784 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:44,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,809 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:44,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,831 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:44,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:44,851 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:44,913 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 00:59:44,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:44,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:44,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:44,921 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:44,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,049 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 00:59:45,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 00:59:45,086 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 00:59:45,086 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 00:59:45,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,206 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 00:59:45,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:45,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 00:59:45,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 00:59:45,225 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 00:59:45,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:45,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:45,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:45,238 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 00:59:45,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,240 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:45,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,258 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,264 INFO L180 QuantifierPusher]: treesize reduction 4, result has 95.0 percent of original size [2021-11-07 00:59:45,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:45,266 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,266 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:76 [2021-11-07 00:59:45,272 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 00:59:45,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 00:59:45,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:45,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:45,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 00:59:45,297 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 00:59:45,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:45,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,307 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 00:59:45,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,346 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 00:59:45,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:45,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:45,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 00:59:45,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 00:59:45,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:45,365 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 00:59:45,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 00:59:45,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 00:59:45,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 00:59:45,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:45,396 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,397 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 00:59:45,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:45,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:45,400 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:45,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,411 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,420 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 00:59:45,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,423 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,454 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 00:59:45,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:45,457 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:45,457 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 00:59:45,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,516 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 00:59:45,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:45,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:45,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:45,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 00:59:45,526 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_12], 6=[|v_#memory_int_65|]} [2021-11-07 00:59:45,535 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 00:59:45,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:45,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,547 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:45,561 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,562 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 00:59:45,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:45,565 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:45,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:45,574 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 00:59:45,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:45,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 00:59:45,579 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:45,579 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 00:59:45,589 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 00:59:46,540 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 00:59:46,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 00:59:46,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-07 00:59:46,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690300820] [2021-11-07 00:59:46,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 00:59:46,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:46,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 00:59:46,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-07 00:59:46,542 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 00:59:46,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:46,623 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-11-07 00:59:46,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 00:59:46,623 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 00:59:46,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:46,624 INFO L225 Difference]: With dead ends: 20 [2021-11-07 00:59:46,624 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 00:59:46,625 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 20 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2021-11-07 00:59:46,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 00:59:46,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-07 00:59:46,630 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 00:59:46,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-07 00:59:46,631 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2021-11-07 00:59:46,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:46,631 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-07 00:59:46,631 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 00:59:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-07 00:59:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 00:59:46,632 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:46,633 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:46,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 00:59:46,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:46,846 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:46,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:46,847 INFO L85 PathProgramCache]: Analyzing trace with hash 138890901, now seen corresponding path program 5 times [2021-11-07 00:59:46,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:46,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800975210] [2021-11-07 00:59:46,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:46,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:47,431 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 00:59:47,431 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:47,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800975210] [2021-11-07 00:59:47,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800975210] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:47,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028886541] [2021-11-07 00:59:47,432 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 00:59:47,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:47,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:47,434 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:47,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 00:59:47,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 00:59:47,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:59:47,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-07 00:59:47,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:47,680 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 00:59:47,753 INFO L354 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2021-11-07 00:59:47,754 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 00:59:48,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,034 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:48,035 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 00:59:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,192 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:48,193 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 00:59:48,492 INFO L354 Elim1Store]: treesize reduction 327, result has 17.4 percent of original size [2021-11-07 00:59:48,493 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 00:59:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:48,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 43 [2021-11-07 00:59:49,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:49,179 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-07 00:59:49,179 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 102 treesize of output 53 [2021-11-07 00:59:51,624 INFO L354 Elim1Store]: treesize reduction 197, result has 21.5 percent of original size [2021-11-07 00:59:51,624 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 150 [2021-11-07 00:59:51,857 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 00:59:51,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:52,048 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [ULTIMATE.start_main_~i~0] [2021-11-07 00:59:52,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [925925232] [2021-11-07 00:59:52,051 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-07 00:59:52,051 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 00:59:52,052 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 00:59:52,052 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 00:59:52,052 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 00:59:52,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 00:59:52,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 00:59:52,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-07 00:59:52,065 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 21=[|v_#valid_30|]} [2021-11-07 00:59:52,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,079 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 00:59:52,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:52,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:52,081 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,113 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 00:59:52,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:52,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 00:59:52,117 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,123 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-07 00:59:52,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,128 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-07 00:59:52,137 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-07 00:59:52,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 00:59:52,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 00:59:52,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-07 00:59:52,151 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_28|], 28=[|v_#valid_31|]} [2021-11-07 00:59:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,258 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-07 00:59:52,259 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 00:59:52,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:52,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 00:59:52,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:52,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,277 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,324 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 00:59:52,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:52,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-07 00:59:52,331 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-07 00:59:52,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,350 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-07 00:59:52,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-07 00:59:52,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:52,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,404 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 00:59:52,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:52,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 00:59:52,410 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 00:59:52,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,429 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:216 [2021-11-07 00:59:52,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:52,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 00:59:52,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 00:59:52,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-07 00:59:52,607 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 00:59:52,612 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-07 00:59:52,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-07 00:59:52,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-11-07 00:59:52,622 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:52,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 570 [2021-11-07 00:59:52,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:52,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-07 00:59:52,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 581 [2021-11-07 00:59:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,781 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 00:59:52,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:52,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:52,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:52,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,809 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:52,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,834 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:52,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:52,854 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,957 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 00:59:52,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:52,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:52,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 00:59:52,965 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:52,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:52,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,031 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 00:59:53,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:53,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 00:59:53,040 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,143 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,174 INFO L180 QuantifierPusher]: treesize reduction 197, result has 79.1 percent of original size [2021-11-07 00:59:53,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 747 [2021-11-07 00:59:53,188 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-07 00:59:53,188 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:1936, output treesize:747 [2021-11-07 00:59:53,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,290 INFO L180 QuantifierPusher]: treesize reduction 48, result has 71.8 percent of original size [2021-11-07 00:59:53,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 00:59:53,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-07 00:59:53,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-07 00:59:53,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:53,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,325 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 00:59:53,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,327 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,337 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 00:59:53,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,339 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,350 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-07 00:59:53,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-07 00:59:53,353 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:53,354 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:265, output treesize:160 [2021-11-07 00:59:53,361 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-07 00:59:53,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 00:59:53,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:53,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:53,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-07 00:59:53,385 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 00:59:53,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,390 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:53,393 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,394 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-07 00:59:53,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-07 00:59:53,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-07 00:59:53,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-07 00:59:53,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-07 00:59:53,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-07 00:59:53,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:53,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:53,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2021-11-07 00:59:53,452 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-11-07 00:59:53,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-07 00:59:53,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:53,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,472 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,481 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 00:59:53,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,483 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,497 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,497 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 00:59:53,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 00:59:53,500 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,524 INFO L180 QuantifierPusher]: treesize reduction 117, result has 55.2 percent of original size [2021-11-07 00:59:53,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-07 00:59:53,526 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:53,527 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-07 00:59:53,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,563 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-07 00:59:53,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 00:59:53,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 00:59:53,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-07 00:59:53,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-07 00:59:53,573 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_16], 6=[|v_#memory_int_78|]} [2021-11-07 00:59:53,581 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 00:59:53,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-07 00:59:53,583 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:53,603 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,603 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 00:59:53,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 00:59:53,606 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 00:59:53,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:59:53,614 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-07 00:59:53,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 00:59:53,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-07 00:59:53,618 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 00:59:53,619 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-07 00:59:53,628 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 00:59:54,727 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 00:59:54,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 00:59:54,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-07 00:59:54,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024169083] [2021-11-07 00:59:54,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 00:59:54,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:59:54,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 00:59:54,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2021-11-07 00:59:54,730 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 00:59:55,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:55,065 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2021-11-07 00:59:55,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 00:59:55,066 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 00:59:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:55,066 INFO L225 Difference]: With dead ends: 25 [2021-11-07 00:59:55,066 INFO L226 Difference]: Without dead ends: 22 [2021-11-07 00:59:55,067 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2021-11-07 00:59:55,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-07 00:59:55,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 15. [2021-11-07 00:59:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:59:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2021-11-07 00:59:55,074 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 12 [2021-11-07 00:59:55,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:55,075 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2021-11-07 00:59:55,075 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 00:59:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-07 00:59:55,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 00:59:55,076 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:55,076 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:55,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-07 00:59:55,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:55,291 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:59:55,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:55,291 INFO L85 PathProgramCache]: Analyzing trace with hash 10611224, now seen corresponding path program 6 times [2021-11-07 00:59:55,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:59:55,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266249077] [2021-11-07 00:59:55,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:55,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:59:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:55,400 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 00:59:55,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:59:55,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266249077] [2021-11-07 00:59:55,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266249077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 00:59:55,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342533853] [2021-11-07 00:59:55,401 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 00:59:55,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:59:55,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:59:55,403 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:59:55,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee394d2-b7db-4192-b89f-27aa5d25a58b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 00:59:55,592 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 00:59:55,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:59:55,594 WARN L261 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-07 00:59:55,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:55,621 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 00:59:55,631 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 00:59:55,730 INFO L354 Elim1Store]: treesize reduction 92, result has 21.4 percent of original size [2021-11-07 00:59:55,730 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 00:59:55,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:55,759 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 00:59:55,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:55,884 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 56 treesize of output 29 [2021-11-07 00:59:55,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:55,958 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 58 treesize of output 31 [2021-11-07 00:59:56,255 INFO L354 Elim1Store]: treesize reduction 186, result has 20.9 percent of original size [2021-11-07 00:59:56,255 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 254 treesize of output 228 [2021-11-07 00:59:56,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,388 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 199 treesize of output 124 [2021-11-07 00:59:56,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:56,575 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 109 treesize of output 49 [2021-11-07 00:59:56,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 00:59:57,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,092 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 110 treesize of output 51 [2021-11-07 00:59:57,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 00:59:57,241 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 200 treesize of output 126 [2021-11-07 01:02:13,298 WARN L207 SmtUtils]: Spent 18.87 s on a formula simplification. DAG size of input: 894 DAG size of output: 598 [2021-11-07 01:02:13,304 INFO L354 Elim1Store]: treesize reduction 4257, result has 55.6 percent of original size [2021-11-07 01:02:13,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 171 case distinctions, treesize of input 1860 treesize of output 6749