./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH --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 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:38:54,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:38:54,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:38:54,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:38:54,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:38:54,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:38:54,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:38:54,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:38:54,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:38:54,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:38:54,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:38:54,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:38:54,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:38:54,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:38:54,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:38:54,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:38:54,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:38:54,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:38:54,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:38:54,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:38:54,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:38:54,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:38:54,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:38:54,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:38:54,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:38:54,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:38:54,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:38:54,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:38:54,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:38:54,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:38:54,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:38:54,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:38:54,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:38:54,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:38:54,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:38:54,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:38:54,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:38:54,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:38:54,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:38:54,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:38:54,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:38:54,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:38:54,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:38:54,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:38:54,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:38:54,458 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:38:54,458 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:38:54,458 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:38:54,458 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:38:54,459 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:38:54,459 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:38:54,459 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:38:54,459 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:38:54,459 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:38:54,460 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:38:54,460 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:38:54,460 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:38:54,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:38:54,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:38:54,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:38:54,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:38:54,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:38:54,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:38:54,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:38:54,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:38:54,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:38:54,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:38:54,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:38:54,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:38:54,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:38:54,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:38:54,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:38:54,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:38:54,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:38:54,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:38:54,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:38:54,466 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:38:54,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:38:54,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:38:54,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:38:54,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:38:54,467 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_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2021-11-03 04:38:54,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:38:54,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:38:54,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:38:54,722 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:38:54,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:38:54,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-11-03 04:38:54,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/data/e610a50fb/87b12f8a0b6f4027b38e7591152647f5/FLAG64f2375fe [2021-11-03 04:38:55,347 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:38:55,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-11-03 04:38:55,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/data/e610a50fb/87b12f8a0b6f4027b38e7591152647f5/FLAG64f2375fe [2021-11-03 04:38:55,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/data/e610a50fb/87b12f8a0b6f4027b38e7591152647f5 [2021-11-03 04:38:55,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:38:55,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:38:55,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:38:55,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:38:55,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:38:55,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:38:55" (1/1) ... [2021-11-03 04:38:55,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600501ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:55, skipping insertion in model container [2021-11-03 04:38:55,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:38:55" (1/1) ... [2021-11-03 04:38:55,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:38:55,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:38:55,976 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_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-11-03 04:38:56,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:38:56,058 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:38:56,070 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_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-11-03 04:38:56,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:38:56,100 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:38:56,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56 WrapperNode [2021-11-03 04:38:56,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:38:56,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:38:56,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:38:56,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:38:56,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:38:56,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:38:56,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:38:56,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:38:56,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:38:56,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:38:56,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:38:56,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:38:56,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (1/1) ... [2021-11-03 04:38:56,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:38:56,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:38:56,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:38:56,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:38:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:38:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:38:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:38:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:38:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-03 04:38:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:38:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:38:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:38:56,881 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:38:56,881 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-11-03 04:38:56,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:38:56 BoogieIcfgContainer [2021-11-03 04:38:56,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:38:56,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:38:56,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:38:56,893 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:38:56,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:38:55" (1/3) ... [2021-11-03 04:38:56,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339dcb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:38:56, skipping insertion in model container [2021-11-03 04:38:56,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:38:56" (2/3) ... [2021-11-03 04:38:56,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339dcb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:38:56, skipping insertion in model container [2021-11-03 04:38:56,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:38:56" (3/3) ... [2021-11-03 04:38:56,897 INFO L111 eAbstractionObserver]: Analyzing ICFG veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-11-03 04:38:56,902 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:38:56,903 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:38:56,959 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:38:56,969 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 [2021-11-03 04:38:56,969 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:38:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 20 states have (on average 1.65) internal successors, (33), 21 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:38:56,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-03 04:38:56,999 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:38:57,000 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:38:57,000 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:38:57,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:38:57,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1869257227, now seen corresponding path program 1 times [2021-11-03 04:38:57,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:38:57,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310880418] [2021-11-03 04:38:57,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:38:57,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:38:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:38:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:38:57,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:38:57,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310880418] [2021-11-03 04:38:57,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310880418] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:38:57,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:38:57,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:38:57,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528790851] [2021-11-03 04:38:57,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:38:57,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:38:57,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:38:57,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:38:57,228 INFO L87 Difference]: Start difference. First operand has 22 states, 20 states have (on average 1.65) internal successors, (33), 21 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 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) [2021-11-03 04:38:57,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:38:57,258 INFO L93 Difference]: Finished difference Result 43 states and 65 transitions. [2021-11-03 04:38:57,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:38:57,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 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) Word has length 13 [2021-11-03 04:38:57,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:38:57,268 INFO L225 Difference]: With dead ends: 43 [2021-11-03 04:38:57,269 INFO L226 Difference]: Without dead ends: 20 [2021-11-03 04:38:57,272 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:38:57,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-11-03 04:38:57,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-11-03 04:38:57,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 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) [2021-11-03 04:38:57,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2021-11-03 04:38:57,304 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 13 [2021-11-03 04:38:57,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:38:57,304 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2021-11-03 04:38:57,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 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) [2021-11-03 04:38:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-03 04:38:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-03 04:38:57,305 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:38:57,306 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:38:57,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:38:57,307 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:38:57,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:38:57,310 INFO L85 PathProgramCache]: Analyzing trace with hash 2097630440, now seen corresponding path program 1 times [2021-11-03 04:38:57,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:38:57,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259888686] [2021-11-03 04:38:57,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:38:57,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:38:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:38:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:38:57,405 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:38:57,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259888686] [2021-11-03 04:38:57,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259888686] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:38:57,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036173708] [2021-11-03 04:38:57,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:38:57,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:38:57,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:38:57,408 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:38:57,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:38:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:38:57,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:38:57,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:38:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:38:57,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:38:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:38:57,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036173708] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:38:57,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [293213550] [2021-11-03 04:38:57,724 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2021-11-03 04:38:57,724 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:38:57,730 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:38:57,736 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:38:57,736 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:38:57,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:38:57,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:38:57,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:38:57,827 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_38|]} [2021-11-03 04:38:57,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,859 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 [2021-11-03 04:38:57,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:38:57,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:38:57,866 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:57,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:57,918 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:57,945 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 [2021-11-03 04:38:57,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:38:57,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:38:57,954 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:57,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:57,967 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:38:57,971 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:38:57,972 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:94 [2021-11-03 04:38:57,979 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-11-03 04:38:57,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:38:57,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:38:57,992 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:38:57,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:38:57,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:57,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:57,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:38:58,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:38:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:38:58,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:38:58,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:38:58,035 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:38:58,069 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,070 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:113, output treesize:110 [2021-11-03 04:38:58,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,185 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,194 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,199 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:38:58,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:38:58,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-03 04:38:58,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-03 04:38:58,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-03 04:38:58,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,239 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:38:58,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:38:58,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:38:58,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:38:58,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,285 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:38:58,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:38:58,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:38:58,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:38:58,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:38:58,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:38:58,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:38:58,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:38:58,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-11-03 04:38:58,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:38:58,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 282 [2021-11-03 04:38:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-11-03 04:38:58,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:38:58,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:38:58,418 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:38:58,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:38:58,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:38:58,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:38:58,444 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,533 INFO L180 QuantifierPusher]: treesize reduction 82, result has 76.0 percent of original size [2021-11-03 04:38:58,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 267 [2021-11-03 04:38:58,548 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:38:58,549 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:349, output treesize:267 [2021-11-03 04:38:58,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,625 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:38:58,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:38:58,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:38:58,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:38:58,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-03 04:38:58,651 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 14 treesize of output 10 [2021-11-03 04:38:58,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:38:58,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:38:58,655 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:38:58,665 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,666 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:56 [2021-11-03 04:38:58,679 INFO L180 QuantifierPusher]: treesize reduction 30, result has 76.4 percent of original size [2021-11-03 04:38:58,680 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:38:58,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:38:58,684 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-03 04:38:58,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 04:38:58,693 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 1=[|v_#valid_39|]} [2021-11-03 04:38:58,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-03 04:38:58,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:38:58,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:38:58,711 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-03 04:38:58,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:38:58,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:38:58,737 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,749 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 [2021-11-03 04:38:58,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:38:58,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:38:58,751 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:58,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:38:58,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:38:58,760 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:96, output treesize:85 [2021-11-03 04:38:58,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:38:58,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:38:58,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:38:58,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2021-11-03 04:38:58,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:38:58,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:38:58,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:38:58,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:38:58,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:38:58,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:38:58,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-11-03 04:38:58,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2021-11-03 04:38:58,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:38:58,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:38:58,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:38:58,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:38:58,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:38:58,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:38:58,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:38:58,965 INFO L185 QuantifierPusher]: treesize reduction 30, result has 86.7 percent of original size 196 [2021-11-03 04:38:58,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:38:59,089 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:39:00,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [293213550] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:39:00,501 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:39:00,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [3, 3, 3] total 14 [2021-11-03 04:39:00,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761665642] [2021-11-03 04:39:00,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 04:39:00,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:39:00,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 04:39:00,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:39:00,504 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 9 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) [2021-11-03 04:39:00,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:39:00,714 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2021-11-03 04:39:00,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-03 04:39:00,715 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 9 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 16 [2021-11-03 04:39:00,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:39:00,716 INFO L225 Difference]: With dead ends: 46 [2021-11-03 04:39:00,716 INFO L226 Difference]: Without dead ends: 23 [2021-11-03 04:39:00,717 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:39:00,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-03 04:39:00,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2021-11-03 04:39:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 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) [2021-11-03 04:39:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2021-11-03 04:39:00,722 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 16 [2021-11-03 04:39:00,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:39:00,722 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2021-11-03 04:39:00,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 9 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) [2021-11-03 04:39:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-03 04:39:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 04:39:00,723 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:39:00,723 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:39:00,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:39:00,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:00,946 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:39:00,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:39:00,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1635510525, now seen corresponding path program 1 times [2021-11-03 04:39:00,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:39:00,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23884889] [2021-11-03 04:39:00,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:00,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:39:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-03 04:39:01,028 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:39:01,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23884889] [2021-11-03 04:39:01,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23884889] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:39:01,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808543832] [2021-11-03 04:39:01,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:01,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:01,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:39:01,043 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:39:01,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:39:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:01,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:39:01,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:39:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-03 04:39:01,187 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:39:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-03 04:39:01,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808543832] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:39:01,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1845259635] [2021-11-03 04:39:01,255 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-03 04:39:01,255 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:39:01,255 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:39:01,255 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:39:01,256 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:39:01,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:01,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:01,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:01,332 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_41|]} [2021-11-03 04:39:01,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,344 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 [2021-11-03 04:39:01,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:01,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:01,346 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,361 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,378 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 [2021-11-03 04:39:01,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:01,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:01,383 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,389 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:39:01,392 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,392 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:94 [2021-11-03 04:39:01,396 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-11-03 04:39:01,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:39:01,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:39:01,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:39:01,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:01,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:39:01,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-03 04:39:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:39:01,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:01,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:01,431 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:39:01,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,442 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:113, output treesize:110 [2021-11-03 04:39:01,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:01,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:01,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:39:01,533 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:01,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-03 04:39:01,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-03 04:39:01,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-03 04:39:01,552 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,559 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,561 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:01,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:01,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:01,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:01,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:01,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:01,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:01,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:39:01,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:39:01,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:39:01,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-11-03 04:39:01,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:39:01,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 282 [2021-11-03 04:39:01,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:01,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:01,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:01,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:01,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-11-03 04:39:01,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:01,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:01,648 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,687 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,703 INFO L180 QuantifierPusher]: treesize reduction 82, result has 76.0 percent of original size [2021-11-03 04:39:01,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 267 [2021-11-03 04:39:01,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:39:01,709 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:349, output treesize:267 [2021-11-03 04:39:01,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,760 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:39:01,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:01,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:39:01,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:01,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-03 04:39:01,789 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 14 treesize of output 10 [2021-11-03 04:39:01,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:01,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:01,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:39:01,797 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,798 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:56 [2021-11-03 04:39:01,806 INFO L180 QuantifierPusher]: treesize reduction 30, result has 76.4 percent of original size [2021-11-03 04:39:01,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-03 04:39:01,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:39:01,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:01,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:01,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 04:39:01,816 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 1=[|v_#valid_42|]} [2021-11-03 04:39:01,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-03 04:39:01,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:01,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:01,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,830 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-03 04:39:01,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:01,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:01,838 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,842 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,848 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 [2021-11-03 04:39:01,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:01,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:01,850 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:39:01,857 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:01,858 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:96, output treesize:85 [2021-11-03 04:39:01,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:01,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:39:01,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:39:01,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-03 04:39:01,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,957 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:01,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:01,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:01,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:01,972 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:01,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:01,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:01,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:39:02,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:02,146 INFO L180 QuantifierPusher]: treesize reduction 42, result has 76.3 percent of original size [2021-11-03 04:39:02,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:02,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:02,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:02,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:39:02,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:02,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,183 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:02,190 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:02,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:02,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:02,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:39:02,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-03 04:39:02,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:39:02,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:39:02,233 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:02,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:02,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:02,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:02,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:39:02,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2021-11-03 04:39:02,263 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:39:04,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1845259635] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:39:04,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:39:04,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [3, 3, 3] total 21 [2021-11-03 04:39:04,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905913417] [2021-11-03 04:39:04,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-03 04:39:04,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:39:04,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-03 04:39:04,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=378, Unknown=0, NotChecked=0, Total=462 [2021-11-03 04:39:04,791 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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) [2021-11-03 04:39:05,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:39:05,429 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2021-11-03 04:39:05,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-03 04:39:05,429 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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 20 [2021-11-03 04:39:05,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:39:05,430 INFO L225 Difference]: With dead ends: 38 [2021-11-03 04:39:05,430 INFO L226 Difference]: Without dead ends: 36 [2021-11-03 04:39:05,431 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2021-11-03 04:39:05,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-11-03 04:39:05,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2021-11-03 04:39:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 34 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2021-11-03 04:39:05,438 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 42 transitions. Word has length 20 [2021-11-03 04:39:05,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:39:05,439 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 42 transitions. [2021-11-03 04:39:05,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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) [2021-11-03 04:39:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2021-11-03 04:39:05,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 04:39:05,440 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:39:05,440 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:39:05,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:39:05,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:05,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:39:05,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:39:05,658 INFO L85 PathProgramCache]: Analyzing trace with hash 304009, now seen corresponding path program 1 times [2021-11-03 04:39:05,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:39:05,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754436968] [2021-11-03 04:39:05,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:05,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:39:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:05,725 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:39:05,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754436968] [2021-11-03 04:39:05,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754436968] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:39:05,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456368176] [2021-11-03 04:39:05,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:05,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:05,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:39:05,728 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:39:05,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:39:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:05,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:39:05,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:39:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:05,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:39:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:05,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456368176] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:39:05,967 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [683033615] [2021-11-03 04:39:05,969 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-03 04:39:05,969 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:39:05,969 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:39:05,970 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:39:05,970 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:39:05,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:05,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:05,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:05,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:05,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:05,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:05,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:05,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:05,987 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_44|]} [2021-11-03 04:39:05,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:05,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:05,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:05,995 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 [2021-11-03 04:39:05,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:05,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:05,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:05,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:05,996 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:05,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,001 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,014 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 [2021-11-03 04:39:06,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:06,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:06,018 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,022 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:39:06,024 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,024 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:94 [2021-11-03 04:39:06,027 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-11-03 04:39:06,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:06,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:06,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:06,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:06,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:06,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:39:06,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:06,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:06,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:06,052 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:39:06,060 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,060 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:118, output treesize:118 [2021-11-03 04:39:06,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:06,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:06,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 247 [2021-11-03 04:39:06,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:39:06,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:39:06,126 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:06,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:06,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:06,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:06,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:06,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:06,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:06,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:06,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:06,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:06,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:39:06,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-03 04:39:06,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 04:39:06,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-11-03 04:39:06,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:39:06,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-11-03 04:39:06,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:06,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:06,190 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:06,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:06,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:06,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:06,203 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,224 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,232 INFO L180 QuantifierPusher]: treesize reduction 82, result has 76.4 percent of original size [2021-11-03 04:39:06,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-03 04:39:06,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:39:06,237 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:355, output treesize:273 [2021-11-03 04:39:06,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,272 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:39:06,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:06,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:39:06,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:06,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-03 04:39:06,286 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 14 treesize of output 10 [2021-11-03 04:39:06,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:06,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:06,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:39:06,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,293 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:56 [2021-11-03 04:39:06,297 INFO L180 QuantifierPusher]: treesize reduction 30, result has 76.4 percent of original size [2021-11-03 04:39:06,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:39:06,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-03 04:39:06,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:06,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 04:39:06,304 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_26|], 1=[|v_#valid_45|]} [2021-11-03 04:39:06,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-03 04:39:06,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:06,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:06,312 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-03 04:39:06,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:06,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:06,324 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,328 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,335 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 [2021-11-03 04:39:06,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:06,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:06,337 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:39:06,345 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:06,345 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:96, output treesize:85 [2021-11-03 04:39:06,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:06,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:39:06,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:39:06,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:06,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,407 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:06,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:06,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:06,421 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:06,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:06,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:39:06,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,592 INFO L180 QuantifierPusher]: treesize reduction 42, result has 76.3 percent of original size [2021-11-03 04:39:06,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:06,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:06,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:06,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:39:06,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:06,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,622 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:06,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:06,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:06,635 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:06,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-11-03 04:39:06,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,647 INFO L185 QuantifierPusher]: treesize reduction 3, result has 97.7 percent of original size 125 [2021-11-03 04:39:06,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:06,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,693 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:06,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:06,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:06,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:06,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-03 04:39:06,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:39:06,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:06,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:06,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:06,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:06,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-03 04:39:06,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-03 04:39:06,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:06,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:06,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,791 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:39:06,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:06,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:39:06,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:39:06,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,803 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:06,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:06,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:06,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:06,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 04:39:06,822 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:39:09,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [683033615] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:39:09,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:39:09,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [3, 3, 3] total 21 [2021-11-03 04:39:09,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298199221] [2021-11-03 04:39:09,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-03 04:39:09,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:39:09,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-03 04:39:09,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2021-11-03 04:39:09,083 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. Second operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:09,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:39:09,860 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2021-11-03 04:39:09,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-03 04:39:09,861 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-03 04:39:09,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:39:09,862 INFO L225 Difference]: With dead ends: 47 [2021-11-03 04:39:09,862 INFO L226 Difference]: Without dead ends: 45 [2021-11-03 04:39:09,863 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=154, Invalid=496, Unknown=0, NotChecked=0, Total=650 [2021-11-03 04:39:09,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-03 04:39:09,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2021-11-03 04:39:09,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 34 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:09,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2021-11-03 04:39:09,871 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 42 transitions. Word has length 22 [2021-11-03 04:39:09,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:39:09,871 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 42 transitions. [2021-11-03 04:39:09,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2021-11-03 04:39:09,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 04:39:09,872 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:39:09,873 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:39:09,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:39:10,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2021-11-03 04:39:10,088 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:39:10,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:39:10,090 INFO L85 PathProgramCache]: Analyzing trace with hash 316013492, now seen corresponding path program 1 times [2021-11-03 04:39:10,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:39:10,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444312115] [2021-11-03 04:39:10,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:10,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:39:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:10,152 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:39:10,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444312115] [2021-11-03 04:39:10,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444312115] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:39:10,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922749369] [2021-11-03 04:39:10,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:10,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:10,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:39:10,166 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:39:10,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 04:39:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:10,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:39:10,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:39:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:10,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:39:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:39:10,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922749369] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:39:10,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2088376847] [2021-11-03 04:39:10,343 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-03 04:39:10,344 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:39:10,344 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:39:10,344 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:39:10,344 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:39:10,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:10,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:10,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:10,375 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 21=[|v_#valid_47|]} [2021-11-03 04:39:10,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,382 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 [2021-11-03 04:39:10,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:10,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:10,384 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,414 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 [2021-11-03 04:39:10,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:10,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:10,417 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,420 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:39:10,422 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,422 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:94 [2021-11-03 04:39:10,425 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-11-03 04:39:10,427 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:10,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:10,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:10,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:10,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:10,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:39:10,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:10,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:10,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:10,445 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:39:10,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,452 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:118, output treesize:118 [2021-11-03 04:39:10,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:10,495 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:10,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 247 [2021-11-03 04:39:10,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:39:10,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:39:10,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:10,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:10,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:10,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:10,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:10,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:39:10,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-03 04:39:10,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:10,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:10,523 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:10,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:10,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:10,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 04:39:10,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-11-03 04:39:10,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:39:10,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-11-03 04:39:10,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:10,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:10,565 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:10,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:10,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:10,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:10,579 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,604 INFO L180 QuantifierPusher]: treesize reduction 82, result has 76.4 percent of original size [2021-11-03 04:39:10,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-03 04:39:10,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:39:10,609 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:355, output treesize:273 [2021-11-03 04:39:10,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,645 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:39:10,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:10,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:39:10,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:10,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-03 04:39:10,656 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 14 treesize of output 10 [2021-11-03 04:39:10,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:10,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:10,658 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:39:10,670 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,670 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:56 [2021-11-03 04:39:10,674 INFO L180 QuantifierPusher]: treesize reduction 30, result has 76.4 percent of original size [2021-11-03 04:39:10,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:39:10,676 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-03 04:39:10,680 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:10,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 04:39:10,689 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_29|], 1=[|v_#valid_48|]} [2021-11-03 04:39:10,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-03 04:39:10,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:10,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:10,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-03 04:39:10,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:10,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:10,710 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,718 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 [2021-11-03 04:39:10,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:10,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:10,720 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:39:10,726 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:10,726 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:96, output treesize:85 [2021-11-03 04:39:10,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:10,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:39:10,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:39:10,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-03 04:39:10,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,787 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:10,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:10,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:10,800 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:10,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:10,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:39:10,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,947 INFO L180 QuantifierPusher]: treesize reduction 42, result has 76.3 percent of original size [2021-11-03 04:39:10,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:10,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:10,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:10,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-03 04:39:10,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:10,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:10,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:10,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:10,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-03 04:39:10,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:10,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:11,006 INFO L180 QuantifierPusher]: treesize reduction 36, result has 68.4 percent of original size [2021-11-03 04:39:11,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:11,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:11,015 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:11,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:39:11,024 INFO L180 QuantifierPusher]: treesize reduction 36, result has 67.3 percent of original size [2021-11-03 04:39:11,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:11,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:39:11,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:39:11,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:11,047 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:11,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:11,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:11,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:39:11,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:39:11,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:39:11,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:39:11,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:11,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:11,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:11,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:11,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:39:11,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:39:11,114 INFO L180 QuantifierPusher]: treesize reduction 36, result has 68.4 percent of original size [2021-11-03 04:39:11,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:11,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:11,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:11,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:11,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:11,166 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:39:13,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [2088376847] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:39:13,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:39:13,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [3, 3, 3] total 20 [2021-11-03 04:39:13,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827212309] [2021-11-03 04:39:13,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-03 04:39:13,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:39:13,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-03 04:39:13,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2021-11-03 04:39:13,282 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. Second operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:13,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:39:13,614 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2021-11-03 04:39:13,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-03 04:39:13,614 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-03 04:39:13,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:39:13,615 INFO L225 Difference]: With dead ends: 53 [2021-11-03 04:39:13,615 INFO L226 Difference]: Without dead ends: 51 [2021-11-03 04:39:13,616 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2021-11-03 04:39:13,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-03 04:39:13,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 40. [2021-11-03 04:39:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 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) [2021-11-03 04:39:13,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 49 transitions. [2021-11-03 04:39:13,624 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 49 transitions. Word has length 22 [2021-11-03 04:39:13,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:39:13,625 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 49 transitions. [2021-11-03 04:39:13,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:13,625 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2021-11-03 04:39:13,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-03 04:39:13,626 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:39:13,626 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:39:13,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:39:13,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable139 [2021-11-03 04:39:13,843 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:39:13,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:39:13,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1020992384, now seen corresponding path program 1 times [2021-11-03 04:39:13,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:39:13,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697049108] [2021-11-03 04:39:13,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:13,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:39:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 04:39:13,910 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:39:13,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697049108] [2021-11-03 04:39:13,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697049108] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:39:13,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306164590] [2021-11-03 04:39:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:39:13,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:13,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:39:13,912 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:39:13,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 04:39:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:39:14,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:39:14,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:39:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 04:39:14,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:39:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-03 04:39:14,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306164590] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:39:14,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1700400047] [2021-11-03 04:39:14,118 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2021-11-03 04:39:14,118 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:39:14,119 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:39:14,119 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:39:14,119 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:39:14,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:14,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:14,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:14,137 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_31|], 21=[|v_#valid_50|]} [2021-11-03 04:39:14,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,145 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 [2021-11-03 04:39:14,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:14,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:39:14,147 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,168 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 [2021-11-03 04:39:14,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:14,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:39:14,173 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:39:14,178 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,178 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:94 [2021-11-03 04:39:14,180 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.6 percent of original size [2021-11-03 04:39:14,183 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:14,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:14,185 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:14,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:14,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:14,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:39:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:14,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:14,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:14,214 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:39:14,221 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,221 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:118, output treesize:118 [2021-11-03 04:39:14,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:14,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:14,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 247 [2021-11-03 04:39:14,267 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:39:14,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:39:14,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:14,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:14,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:14,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:14,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-03 04:39:14,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:39:14,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-03 04:39:14,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:39:14,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:39:14,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:14,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:39:14,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-03 04:39:14,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-03 04:39:14,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-11-03 04:39:14,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:39:14,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-11-03 04:39:14,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:14,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:39:14,333 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:39:14,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:39:14,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:14,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:39:14,347 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,371 INFO L180 QuantifierPusher]: treesize reduction 82, result has 76.4 percent of original size [2021-11-03 04:39:14,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-11-03 04:39:14,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:39:14,375 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:355, output treesize:273 [2021-11-03 04:39:14,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,408 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:39:14,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:14,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:39:14,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:39:14,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-03 04:39:14,419 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 14 treesize of output 10 [2021-11-03 04:39:14,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:14,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:39:14,420 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,422 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:39:14,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,424 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:56 [2021-11-03 04:39:14,428 INFO L180 QuantifierPusher]: treesize reduction 30, result has 76.4 percent of original size [2021-11-03 04:39:14,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:39:14,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:39:14,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-03 04:39:14,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-11-03 04:39:14,435 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_32|], 1=[|v_#valid_51|]} [2021-11-03 04:39:14,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-03 04:39:14,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:14,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:14,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-03 04:39:14,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:14,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-11-03 04:39:14,452 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,462 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 [2021-11-03 04:39:14,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:14,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:39:14,464 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,467 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:39:14,469 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:39:14,469 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:96, output treesize:85 [2021-11-03 04:39:14,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:14,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:39:14,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:39:14,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:14,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,527 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:14,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:14,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-03 04:39:14,542 INFO L180 QuantifierPusher]: treesize reduction 42, result has 66.9 percent of original size [2021-11-03 04:39:14,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:39:14,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2021-11-03 04:39:14,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,693 INFO L180 QuantifierPusher]: treesize reduction 42, result has 76.3 percent of original size [2021-11-03 04:39:14,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:39:14,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:39:14,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:39:14,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,756 INFO L180 QuantifierPusher]: treesize reduction 36, result has 68.4 percent of original size [2021-11-03 04:39:14,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:14,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-03 04:39:14,777 INFO L180 QuantifierPusher]: treesize reduction 36, result has 67.3 percent of original size [2021-11-03 04:39:14,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:14,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:39:14,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:39:14,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:14,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:14,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:39:14,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:39:14,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,845 INFO L180 QuantifierPusher]: treesize reduction 36, result has 83.4 percent of original size [2021-11-03 04:39:14,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:14,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:14,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-03 04:39:14,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-03 04:39:14,875 INFO L180 QuantifierPusher]: treesize reduction 36, result has 83.4 percent of original size [2021-11-03 04:39:14,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:39:14,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:39:14,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 04:39:14,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:39:14,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-03 04:39:14,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:39:14,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:14,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:39:14,909 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:39:14,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:39:14,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:39:14,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:39:14,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:39:14,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:39:14,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:14,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:39:14,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:39:14,949 INFO L180 QuantifierPusher]: treesize reduction 36, result has 68.4 percent of original size [2021-11-03 04:39:14,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:39:14,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:14,992 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:39:16,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1700400047] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:39:16,694 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:39:16,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [3, 3, 3] total 20 [2021-11-03 04:39:16,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063297407] [2021-11-03 04:39:16,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-03 04:39:16,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:39:16,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-03 04:39:16,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-11-03 04:39:16,696 INFO L87 Difference]: Start difference. First operand 40 states and 49 transitions. Second operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:17,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:39:17,108 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2021-11-03 04:39:17,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-03 04:39:17,109 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-03 04:39:17,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:39:17,109 INFO L225 Difference]: With dead ends: 40 [2021-11-03 04:39:17,109 INFO L226 Difference]: Without dead ends: 0 [2021-11-03 04:39:17,110 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2021-11-03 04:39:17,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-03 04:39:17,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-03 04:39:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-11-03 04:39:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-03 04:39:17,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-11-03 04:39:17,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:39:17,111 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-03 04:39:17,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:39:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-03 04:39:17,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-03 04:39:17,114 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:39:17,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:39:17,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:39:17,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-03 04:39:17,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:17,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:39:18,264 INFO L860 garLoopResultBuilder]: At program point L85(lines 58 86) the Hoare annotation is: true [2021-11-03 04:39:18,264 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-03 04:39:18,264 INFO L857 garLoopResultBuilder]: For program point L70-6(line 70) no Hoare annotation was computed. [2021-11-03 04:39:18,264 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-11-03 04:39:18,264 INFO L853 garLoopResultBuilder]: At program point L70-8(line 70) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.base|) (<= |ULTIMATE.start_main_~#A~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~str.base) (<= 8 ULTIMATE.start_main_~i~1) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.offset|) (<= 0 (+ ULTIMATE.start_parse_expression_list_~j~0 1)) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) (<= 0 ULTIMATE.start_parse_expression_list_~i~0) (<= |ULTIMATE.start_parse_expression_list_#in~str.offset| 0) (<= 0 |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (<= 0 ULTIMATE.start_parse_expression_list_~str.offset) (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~start~0) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (<= ULTIMATE.start_parse_expression_list_~str.offset 0) (<= 0 |ULTIMATE.start_main_~#A~0.base|) (= |#t~string1.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-03 04:39:18,265 INFO L857 garLoopResultBuilder]: For program point L70-9(line 70) no Hoare annotation was computed. [2021-11-03 04:39:18,265 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 65 83) no Hoare annotation was computed. [2021-11-03 04:39:18,265 INFO L857 garLoopResultBuilder]: For program point L63-2(lines 63 84) no Hoare annotation was computed. [2021-11-03 04:39:18,265 INFO L853 garLoopResultBuilder]: At program point L63-4(lines 63 84) the Hoare annotation is: (let ((.cse0 (<= 8 ULTIMATE.start_main_~i~1)) (.cse1 (<= 0 |#t~string0.base|)) (.cse3 (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| 0)) (.cse4 (= |#NULL.offset| 0)) (.cse5 (<= 0 |#t~string1.base|)) (.cse6 (<= 0 |ULTIMATE.start_main_~#A~0.base|)) (.cse7 (= |#t~string1.offset| 0)) (.cse8 (<= 0 |#StackHeapBarrier|)) (.cse9 (= |#t~string0.offset| 0)) (.cse2 (+ ULTIMATE.start_parse_expression_list_~j~0 1)) (.cse10 (= |#NULL.base| 0))) (or (and (= |ULTIMATE.start_main_~#A~0.offset| 0) (= (select |#valid| |ULTIMATE.start_parse_expression_list_~#str2~0.base|) 1) (= ULTIMATE.start_parse_expression_list_~start~0 0) .cse0 .cse1 (not (= ULTIMATE.start_parse_expression_list_~str.base 0)) (= .cse2 0) (= |ULTIMATE.start_parse_expression_list_#in~str.base| |ULTIMATE.start_main_~#A~0.base|) (= ULTIMATE.start_parse_expression_list_~str.offset |ULTIMATE.start_parse_expression_list_#in~str.offset|) (= (+ ULTIMATE.start_parse_expression_list_~i~0 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (= ULTIMATE.start_parse_expression_list_~str.base |ULTIMATE.start_parse_expression_list_#in~str.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#A~0.base|) (+ 8 |ULTIMATE.start_main_~#A~0.offset|)) 0) .cse3 (= (select |#length| |ULTIMATE.start_parse_expression_list_~#str2~0.base|) 2) (= |ULTIMATE.start_parse_expression_list_#in~str.offset| |ULTIMATE.start_main_~#A~0.offset|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.base|) (<= |ULTIMATE.start_main_~#A~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~str.base) .cse0 .cse1 (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.offset|) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) (<= 0 ULTIMATE.start_parse_expression_list_~i~0) (<= |ULTIMATE.start_parse_expression_list_#in~str.offset| 0) (<= 0 |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (<= 0 ULTIMATE.start_parse_expression_list_~str.offset) .cse3 (<= 0 ULTIMATE.start_parse_expression_list_~start~0) .cse4 .cse5 (<= ULTIMATE.start_parse_expression_list_~str.offset 0) .cse6 .cse7 .cse8 .cse9 (let ((.cse12 (select |#memory_int| ULTIMATE.start_parse_expression_list_~str.base))) (or (let ((.cse11 (select .cse12 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0)))) (and (not (= 32 .cse11)) (not (= 34 .cse11)) (not (= 9 .cse11)) (< 0 ULTIMATE.start_parse_expression_list_~j~0))) (and (< 0 .cse2) (= 34 (select .cse12 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0 1)))) (and (<= ULTIMATE.start_parse_expression_list_~j~0 0) (<= 0 .cse2)))) .cse10))) [2021-11-03 04:39:18,265 INFO L857 garLoopResultBuilder]: For program point L63-5(lines 63 84) no Hoare annotation was computed. [2021-11-03 04:39:18,266 INFO L857 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2021-11-03 04:39:18,266 INFO L853 garLoopResultBuilder]: At program point L15-2(lines 14 19) the Hoare annotation is: (let ((.cse0 (< ULTIMATE.start_parse_expression_list_~j~0 (+ ULTIMATE.start_parse_expression_list_~start~0 1)))) (and (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.base|) (= ULTIMATE.start_r_strncpy_~dest.offset |ULTIMATE.start_r_strncpy_#in~dest.offset|) (<= |ULTIMATE.start_main_~#A~0.offset| 0) (= (ite .cse0 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (<= 0 ULTIMATE.start_parse_expression_list_~str.base) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start_parse_expression_list_~#str2~0.base| |ULTIMATE.start_r_strncpy_#in~dest.base|) (= ULTIMATE.start_r_strncpy_~src.offset |ULTIMATE.start_r_strncpy_#in~src.offset|) (<= 8 ULTIMATE.start_main_~i~1) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.offset|) (<= ULTIMATE.start_parse_expression_list_~start~0 ULTIMATE.start_parse_expression_list_~j~0) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) .cse0 (<= 0 ULTIMATE.start_parse_expression_list_~i~0) (<= |ULTIMATE.start_parse_expression_list_#in~str.offset| 0) (<= 0 |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (<= 0 ULTIMATE.start_parse_expression_list_~str.offset) (= ULTIMATE.start_r_strncpy_~src.base |ULTIMATE.start_r_strncpy_#in~src.base|) (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~start~0) (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| |ULTIMATE.start_r_strncpy_#in~dest.offset|) (= (+ ULTIMATE.start_parse_expression_list_~start~0 ULTIMATE.start_parse_expression_list_~str.offset) |ULTIMATE.start_r_strncpy_#in~src.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (= ULTIMATE.start_parse_expression_list_~str.base |ULTIMATE.start_r_strncpy_#in~src.base|) (<= ULTIMATE.start_parse_expression_list_~str.offset 0) (= (+ ULTIMATE.start_parse_expression_list_~j~0 1) (+ ULTIMATE.start_parse_expression_list_~start~0 |ULTIMATE.start_r_strncpy_#in~n|)) (<= 0 |ULTIMATE.start_main_~#A~0.base|) (= |#t~string1.offset| 0) (<= 0 |#StackHeapBarrier|) (= ULTIMATE.start_r_strncpy_~n |ULTIMATE.start_r_strncpy_#in~n|) (= |#t~string0.offset| 0) (let ((.cse1 (select |#memory_int| ULTIMATE.start_parse_expression_list_~str.base))) (or (<= ULTIMATE.start_parse_expression_list_~j~0 0) (= 34 (select .cse1 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0 1))) (let ((.cse2 (select .cse1 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0)))) (and (not (= 32 .cse2)) (not (= 34 .cse2)) (not (= 9 .cse2)))))) (= ULTIMATE.start_r_strncpy_~dest.base |ULTIMATE.start_r_strncpy_#in~dest.base|) (= |#NULL.base| 0))) [2021-11-03 04:39:18,266 INFO L853 garLoopResultBuilder]: At program point L73(lines 73 75) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.base|) (<= |ULTIMATE.start_main_~#A~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~str.base) (<= 8 ULTIMATE.start_main_~i~1) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.offset|) (<= ULTIMATE.start_parse_expression_list_~start~0 ULTIMATE.start_parse_expression_list_~j~0) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) (<= 0 ULTIMATE.start_parse_expression_list_~i~0) (<= |ULTIMATE.start_parse_expression_list_#in~str.offset| 0) (<= 0 |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (<= 0 ULTIMATE.start_parse_expression_list_~str.offset) (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~start~0) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (<= ULTIMATE.start_parse_expression_list_~str.offset 0) (<= 0 |ULTIMATE.start_main_~#A~0.base|) (= |#t~string1.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (let ((.cse0 (select |#memory_int| ULTIMATE.start_parse_expression_list_~str.base))) (or (<= ULTIMATE.start_parse_expression_list_~j~0 0) (= 34 (select .cse0 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0 1))) (let ((.cse1 (select .cse0 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0)))) (and (not (= 32 .cse1)) (not (= 34 .cse1)) (not (= 9 .cse1)))))) (= |#NULL.base| 0)) [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 83) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L853 garLoopResultBuilder]: At program point L90-3(lines 90 92) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~#A~0.offset| 0) (<= 0 ULTIMATE.start_main_~i~1) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (<= 0 |ULTIMATE.start_main_~#A~0.base|) (= |#t~string1.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point L67-3(line 67) no Hoare annotation was computed. [2021-11-03 04:39:18,267 INFO L853 garLoopResultBuilder]: At program point L67-5(line 67) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.base|) (<= |ULTIMATE.start_main_~#A~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~str.base) (<= 8 ULTIMATE.start_main_~i~1) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_parse_expression_list_#in~str.offset|) (<= 0 |ULTIMATE.start_main_~#A~0.offset|) (<= 0 ULTIMATE.start_parse_expression_list_~i~0) (<= |ULTIMATE.start_parse_expression_list_#in~str.offset| 0) (<= 0 |ULTIMATE.start_parse_expression_list_~#str2~0.base|) (<= 0 ULTIMATE.start_parse_expression_list_~str.offset) (= |ULTIMATE.start_parse_expression_list_~#str2~0.offset| 0) (<= 0 ULTIMATE.start_parse_expression_list_~start~0) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (<= ULTIMATE.start_parse_expression_list_~str.offset 0) (<= 0 |ULTIMATE.start_main_~#A~0.base|) (= |#t~string1.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (let ((.cse1 (select |#memory_int| ULTIMATE.start_parse_expression_list_~str.base)) (.cse2 (+ ULTIMATE.start_parse_expression_list_~j~0 1))) (or (let ((.cse0 (select .cse1 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0)))) (and (not (= 32 .cse0)) (not (= 34 .cse0)) (not (= 9 .cse0)) (< 0 ULTIMATE.start_parse_expression_list_~j~0))) (and (< 0 .cse2) (= 34 (select .cse1 (+ ULTIMATE.start_parse_expression_list_~str.offset ULTIMATE.start_parse_expression_list_~j~0 1)))) (and (<= ULTIMATE.start_parse_expression_list_~j~0 0) (<= 0 .cse2)))) (= |#NULL.base| 0)) [2021-11-03 04:39:18,267 INFO L857 garLoopResultBuilder]: For program point L67-6(line 67) no Hoare annotation was computed. [2021-11-03 04:39:18,270 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-03 04:39:18,270 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:39:18,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:39:18 BoogieIcfgContainer [2021-11-03 04:39:18,311 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:39:18,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:39:18,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:39:18,311 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:39:18,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:38:56" (3/4) ... [2021-11-03 04:39:18,315 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 04:39:18,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-03 04:39:18,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-03 04:39:18,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-03 04:39:18,326 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 04:39:18,350 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((0 <= str && dest == dest) && A <= 0) && (if j < start + 1 then 1 else 0) == \old(cond)) && 0 <= str) && \old(cond) == cond) && str2 == dest) && src == src) && 8 <= i) && 0 <= "0") && 0 <= str) && start <= j) && 0 <= A) && j < start + 1) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && src == src) && str2 == 0) && 0 <= start) && str2 == dest) && start + str == src) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str == src) && str <= 0) && j + 1 == start + \old(n)) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && n == \old(n)) && "0" == 0) && ((j <= 0 || 34 == unknown-#memory_int-unknown[str][str + j + 1]) || ((!(32 == unknown-#memory_int-unknown[str][str + j]) && !(34 == unknown-#memory_int-unknown[str][str + j])) && !(9 == unknown-#memory_int-unknown[str][str + j])))) && dest == dest) && #NULL == 0 [2021-11-03 04:39:18,388 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 04:39:18,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:39:18,389 INFO L168 Benchmark]: Toolchain (without parser) took 22652.23 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 64.6 MB in the beginning and 57.1 MB in the end (delta: 7.5 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:18,390 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 81.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:39:18,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.11 ms. Allocated memory is still 109.1 MB. Free memory was 64.4 MB in the beginning and 81.0 MB in the end (delta: -16.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:18,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.08 ms. Allocated memory is still 109.1 MB. Free memory was 81.0 MB in the beginning and 79.4 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:39:18,390 INFO L168 Benchmark]: Boogie Preprocessor took 26.02 ms. Allocated memory is still 109.1 MB. Free memory was 79.4 MB in the beginning and 77.7 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:39:18,390 INFO L168 Benchmark]: RCFGBuilder took 719.87 ms. Allocated memory is still 109.1 MB. Free memory was 77.7 MB in the beginning and 57.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:18,391 INFO L168 Benchmark]: TraceAbstraction took 21421.04 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 56.4 MB in the beginning and 61.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 74.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:18,391 INFO L168 Benchmark]: Witness Printer took 77.64 ms. Allocated memory is still 165.7 MB. Free memory was 61.3 MB in the beginning and 57.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:39:18,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 81.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 362.11 ms. Allocated memory is still 109.1 MB. Free memory was 64.4 MB in the beginning and 81.0 MB in the end (delta: -16.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.08 ms. Allocated memory is still 109.1 MB. Free memory was 81.0 MB in the beginning and 79.4 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.02 ms. Allocated memory is still 109.1 MB. Free memory was 79.4 MB in the beginning and 77.7 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 719.87 ms. Allocated memory is still 109.1 MB. Free memory was 77.7 MB in the beginning and 57.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21421.04 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 56.4 MB in the beginning and 61.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 74.7 MB. Max. memory is 16.1 GB. * Witness Printer took 77.64 ms. Allocated memory is still 165.7 MB. Free memory was 61.3 MB in the beginning and 57.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.3s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 50 SDtfs, 186 SDslu, 146 SDs, 0 SdLazy, 779 SolverSat, 103 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 328 GetRequests, 222 SyntacticMatches, 5 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 778 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=5, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 23 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 23 NumberOfFragments, 716 HoareAnnotationTreeSize, 7 FomulaSimplifications, 3949 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 859 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 309 ConstructedInterpolants, 0 QuantifiedInterpolants, 371 SizeOfPredicates, 0 NumberOfNonLiveVariables, 625 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 16 InterpolantComputations, 1 PerfectInterpolantSequences, 48/63 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME[ms]: 4925, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 89, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 149, TOOLS_POST_TIME[ms]: 3157, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 149, TOOLS_QUANTIFIERELIM_TIME[ms]: 3108, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 380, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 305, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 642, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 116, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME[ms]: 679, DOMAIN_ISSUBSETEQ_APPLICATIONS: 31, DOMAIN_ISSUBSETEQ_TIME[ms]: 61, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 117, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2472, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2471, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 31, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 59, DAG_COMPRESSION_PROCESSED_NODES: 1655, DAG_COMPRESSION_RETAINED_NODES: 256, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((((((((((((((((((0 <= str && A <= 0) && 0 <= str) && 8 <= i) && 0 <= "0") && 0 <= str) && 0 <= j + 1) && 0 <= A) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && str2 == 0) && 0 <= start) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str <= 0) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((A == 0 && \valid[str2] == 1) && start == 0) && 8 <= i) && 0 <= "0") && !(str == 0)) && j + 1 == 0) && str == A) && str == str) && i + 1 == 0) && unknown-#StackHeapBarrier-unknown < str2) && str == str) && unknown-#memory_int-unknown[A][8 + A] == 0) && str2 == 0) && unknown-#length-unknown[str2] == 2) && str == A) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0) || (((((((((((((((((((((0 <= str && A <= 0) && 0 <= str) && 8 <= i) && 0 <= "0") && 0 <= str) && 0 <= A) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && str2 == 0) && 0 <= start) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str <= 0) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && (((((!(32 == unknown-#memory_int-unknown[str][str + j]) && !(34 == unknown-#memory_int-unknown[str][str + j])) && !(9 == unknown-#memory_int-unknown[str][str + j])) && 0 < j) || (0 < j + 1 && 34 == unknown-#memory_int-unknown[str][str + j + 1])) || (j <= 0 && 0 <= j + 1))) && #NULL == 0) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: (((((((((((((((((((((0 <= str && A <= 0) && 0 <= str) && 8 <= i) && 0 <= "0") && 0 <= str) && start <= j) && 0 <= A) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && str2 == 0) && 0 <= start) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str <= 0) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && ((j <= 0 || 34 == unknown-#memory_int-unknown[str][str + j + 1]) || ((!(32 == unknown-#memory_int-unknown[str][str + j]) && !(34 == unknown-#memory_int-unknown[str][str + j])) && !(9 == unknown-#memory_int-unknown[str][str + j])))) && #NULL == 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((((((((((((0 <= str && A <= 0) && 0 <= str) && 8 <= i) && 0 <= "0") && 0 <= str) && 0 <= A) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && str2 == 0) && 0 <= start) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str <= 0) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && (((((!(32 == unknown-#memory_int-unknown[str][str + j]) && !(34 == unknown-#memory_int-unknown[str][str + j])) && !(9 == unknown-#memory_int-unknown[str][str + j])) && 0 < j) || (0 < j + 1 && 34 == unknown-#memory_int-unknown[str][str + j + 1])) || (j <= 0 && 0 <= j + 1))) && #NULL == 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((0 <= str && dest == dest) && A <= 0) && (if j < start + 1 then 1 else 0) == \old(cond)) && 0 <= str) && \old(cond) == cond) && str2 == dest) && src == src) && 8 <= i) && 0 <= "0") && 0 <= str) && start <= j) && 0 <= A) && j < start + 1) && 0 <= i) && str <= 0) && 0 <= str2) && 0 <= str) && src == src) && str2 == 0) && 0 <= start) && str2 == dest) && start + str == src) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && str == src) && str <= 0) && j + 1 == start + \old(n)) && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && n == \old(n)) && "0" == 0) && ((j <= 0 || 34 == unknown-#memory_int-unknown[str][str + j + 1]) || ((!(32 == unknown-#memory_int-unknown[str][str + j]) && !(34 == unknown-#memory_int-unknown[str][str + j])) && !(9 == unknown-#memory_int-unknown[str][str + j])))) && dest == dest) && #NULL == 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: (((((((((A <= 0 && 0 <= i) && 0 <= "0") && 0 <= A) && #NULL == 0) && 0 <= "veris.c_OpenSER_cases1_stripFullBoth_arr.c") && 0 <= A) && "veris.c_OpenSER_cases1_stripFullBoth_arr.c" == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 RESULT: Ultimate proved your program to be correct! [2021-11-03 04:39:18,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f6be0a0-efaa-45f5-ad1f-e5ae5abc7521/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE