./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V --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 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:31:03,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:31:03,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:31:03,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:31:03,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:31:03,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:31:03,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:31:03,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:31:03,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:31:03,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:31:03,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:31:03,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:31:03,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:31:03,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:31:03,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:31:03,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:31:03,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:31:03,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:31:03,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:31:03,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:31:03,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:31:03,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:31:03,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:31:03,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:31:03,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:31:03,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:31:03,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:31:03,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:31:03,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:31:03,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:31:03,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:31:03,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:31:03,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:31:03,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:31:03,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:31:03,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:31:03,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:31:03,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:31:03,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:31:03,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:31:03,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:31:03,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:31:03,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:31:03,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:31:03,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:31:03,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:31:03,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:31:03,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:31:03,834 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:31:03,834 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:31:03,834 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:31:03,834 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:31:03,835 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:31:03,836 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:31:03,836 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:31:03,836 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:31:03,836 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:31:03,836 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:31:03,837 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:31:03,837 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:31:03,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:31:03,838 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:31:03,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:31:03,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:31:03,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:31:03,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:31:03,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:31:03,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:31:03,841 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:31:03,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:31:03,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:31:03,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:31:03,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:31:03,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:31:03,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:31:03,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:31:03,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:31:03,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:31:03,843 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:31:03,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:31:03,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:31:03,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:31:03,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:31:03,844 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_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 [2021-11-23 03:31:04,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:31:04,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:31:04,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:31:04,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:31:04,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:31:04,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i [2021-11-23 03:31:04,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/data/eb799b94a/32c5c48f9cab4c81a3a070b7911334e7/FLAGc8d8d0e04 [2021-11-23 03:31:05,006 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:31:05,007 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i [2021-11-23 03:31:05,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/data/eb799b94a/32c5c48f9cab4c81a3a070b7911334e7/FLAGc8d8d0e04 [2021-11-23 03:31:05,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/data/eb799b94a/32c5c48f9cab4c81a3a070b7911334e7 [2021-11-23 03:31:05,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:31:05,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:31:05,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:31:05,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:31:05,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:31:05,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:05" (1/1) ... [2021-11-23 03:31:05,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4366de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:05, skipping insertion in model container [2021-11-23 03:31:05,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:05" (1/1) ... [2021-11-23 03:31:05,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:31:05,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:31:05,903 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i[33021,33034] [2021-11-23 03:31:06,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:31:06,163 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:31:06,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i[33021,33034] [2021-11-23 03:31:06,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:31:06,339 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:31:06,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06 WrapperNode [2021-11-23 03:31:06,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:31:06,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:31:06,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:31:06,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:31:06,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,515 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1153 [2021-11-23 03:31:06,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:31:06,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:31:06,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:31:06,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:31:06,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:31:06,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:31:06,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:31:06,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:31:06,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (1/1) ... [2021-11-23 03:31:06,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:31:06,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:31:06,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:31:06,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:31:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:31:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 03:31:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 03:31:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:31:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 03:31:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 03:31:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:31:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:31:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:31:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:31:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:31:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:31:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:31:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:31:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:31:07,109 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:31:07,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:31:08,677 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:31:09,259 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:31:09,259 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-23 03:31:09,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:31:09 BoogieIcfgContainer [2021-11-23 03:31:09,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:31:09,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:31:09,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:31:09,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:31:09,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:31:05" (1/3) ... [2021-11-23 03:31:09,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ed6b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:31:09, skipping insertion in model container [2021-11-23 03:31:09,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:06" (2/3) ... [2021-11-23 03:31:09,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ed6b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:31:09, skipping insertion in model container [2021-11-23 03:31:09,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:31:09" (3/3) ... [2021-11-23 03:31:09,279 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test4-1.i [2021-11-23 03:31:09,288 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:31:09,288 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:31:09,361 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:31:09,387 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 [2021-11-23 03:31:09,387 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:31:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 107 states have (on average 1.794392523364486) internal successors, (192), 118 states have internal predecessors, (192), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 03:31:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 03:31:09,417 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:31:09,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:31:09,419 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:31:09,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:31:09,424 INFO L85 PathProgramCache]: Analyzing trace with hash 932638747, now seen corresponding path program 1 times [2021-11-23 03:31:09,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:31:09,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902774208] [2021-11-23 03:31:09,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:09,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:31:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:31:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:31:09,647 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:31:09,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902774208] [2021-11-23 03:31:09,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902774208] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:31:09,649 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:31:09,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:31:09,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207746694] [2021-11-23 03:31:09,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:31:09,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:31:09,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:31:09,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:31:09,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:31:09,692 INFO L87 Difference]: Start difference. First operand has 127 states, 107 states have (on average 1.794392523364486) internal successors, (192), 118 states have internal predecessors, (192), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:31:13,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:31:13,057 INFO L93 Difference]: Finished difference Result 347 states and 628 transitions. [2021-11-23 03:31:13,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:31:13,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-23 03:31:13,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:31:13,086 INFO L225 Difference]: With dead ends: 347 [2021-11-23 03:31:13,087 INFO L226 Difference]: Without dead ends: 220 [2021-11-23 03:31:13,092 INFO L932 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 [2021-11-23 03:31:13,097 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 97 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:31:13,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 305 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-23 03:31:13,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-11-23 03:31:13,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 127. [2021-11-23 03:31:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 108 states have (on average 1.212962962962963) internal successors, (131), 118 states have internal predecessors, (131), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 03:31:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 163 transitions. [2021-11-23 03:31:13,167 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 163 transitions. Word has length 8 [2021-11-23 03:31:13,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:31:13,167 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 163 transitions. [2021-11-23 03:31:13,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:31:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2021-11-23 03:31:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 03:31:13,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:31:13,173 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:31:13,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:31:13,174 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:31:13,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:31:13,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1435055736, now seen corresponding path program 1 times [2021-11-23 03:31:13,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:31:13,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405486222] [2021-11-23 03:31:13,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:13,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:31:13,202 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:31:13,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [334044806] [2021-11-23 03:31:13,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:13,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:31:13,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:31:13,206 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:31:13,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:31:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:31:13,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:31:13,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:31:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:31:13,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:31:14,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:31:14,064 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:31:14,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405486222] [2021-11-23 03:31:14,064 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:31:14,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334044806] [2021-11-23 03:31:14,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334044806] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:31:14,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1896601555] [2021-11-23 03:31:14,093 INFO L159 IcfgInterpreter]: Started Sifa with 52 locations of interest [2021-11-23 03:31:14,094 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:31:14,100 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:31:14,108 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:31:14,109 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:31:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:14,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:14,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:31:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:14,554 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:31:14,554 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 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-23 03:31:14,624 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:31:14,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 03:31:14,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-23 03:31:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:14,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:15,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:15,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 03:31:15,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 03:31:15,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:15,390 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 03:31:15,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 03:31:15,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:15,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:15,494 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:31:15,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 03:31:15,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:31:15,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-23 03:31:15,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 03:31:15,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:15,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 03:31:16,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:16,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:16,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:16,046 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:31:17,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1896601555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:31:17,326 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:31:17,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-23 03:31:17,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746836914] [2021-11-23 03:31:17,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:31:17,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 03:31:17,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:31:17,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 03:31:17,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 03:31:17,330 INFO L87 Difference]: Start difference. First operand 127 states and 163 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:31:21,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 03:31:23,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 03:31:24,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:31:24,997 INFO L93 Difference]: Finished difference Result 265 states and 340 transitions. [2021-11-23 03:31:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 03:31:24,997 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-23 03:31:24,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:31:24,999 INFO L225 Difference]: With dead ends: 265 [2021-11-23 03:31:25,000 INFO L226 Difference]: Without dead ends: 140 [2021-11-23 03:31:25,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 142 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-23 03:31:25,003 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 9 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:31:25,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 375 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 141 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2021-11-23 03:31:25,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-23 03:31:25,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 137. [2021-11-23 03:31:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 118 states have (on average 1.194915254237288) internal successors, (141), 128 states have internal predecessors, (141), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-23 03:31:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2021-11-23 03:31:25,025 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 52 [2021-11-23 03:31:25,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:31:25,026 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2021-11-23 03:31:25,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:31:25,026 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2021-11-23 03:31:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 03:31:25,030 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:31:25,030 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:31:25,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:31:25,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:31:25,252 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:31:25,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:31:25,253 INFO L85 PathProgramCache]: Analyzing trace with hash 886940783, now seen corresponding path program 1 times [2021-11-23 03:31:25,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:31:25,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704187702] [2021-11-23 03:31:25,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:25,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:31:25,288 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:31:25,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [285278893] [2021-11-23 03:31:25,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:25,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:31:25,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:31:25,294 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:31:25,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:31:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:31:25,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:31:25,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:31:25,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:31:25,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:31:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:31:26,102 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:31:26,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704187702] [2021-11-23 03:31:26,102 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:31:26,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285278893] [2021-11-23 03:31:26,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285278893] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:31:26,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [466279083] [2021-11-23 03:31:26,120 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2021-11-23 03:31:26,120 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:31:26,121 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:31:26,127 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:31:26,127 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:31:26,327 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:31:26,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 03:31:26,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-23 03:31:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:26,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:31:26,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-23 03:31:26,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:26,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:26,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 03:31:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 03:31:26,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-23 03:31:26,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:26,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:26,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:26,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 105 [2021-11-23 03:31:27,075 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 03:31:27,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 03:31:27,131 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 03:31:27,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 03:31:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:31:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 03:31:27,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:27,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:27,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:31:27,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,543 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:31:27,547 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 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-23 03:31:27,590 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 03:31:27,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 03:31:27,638 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:31:27,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 03:31:27,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 03:31:27,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 03:31:27,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:27,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:28,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:28,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:28,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2021-11-23 03:31:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 03:31:28,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 105 [2021-11-23 03:31:28,255 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 03:31:28,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 03:31:28,329 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 03:31:28,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 03:31:28,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 03:31:28,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:28,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:31:28,654 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 107 for LOIs [2021-11-23 03:31:28,746 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:31:31,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [466279083] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:31:31,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:31:31,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-23 03:31:31,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750812381] [2021-11-23 03:31:31,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:31:31,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-23 03:31:31,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:31:31,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-23 03:31:31,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 03:31:31,354 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:31:34,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:31:34,019 INFO L93 Difference]: Finished difference Result 267 states and 342 transitions. [2021-11-23 03:31:34,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 03:31:34,020 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 65 [2021-11-23 03:31:34,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:31:34,022 INFO L225 Difference]: With dead ends: 267 [2021-11-23 03:31:34,023 INFO L226 Difference]: Without dead ends: 142 [2021-11-23 03:31:34,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 174 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-23 03:31:34,029 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 12 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 75 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:31:34,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 359 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 97 Invalid, 0 Unknown, 75 Unchecked, 2.6s Time] [2021-11-23 03:31:34,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-11-23 03:31:34,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-11-23 03:31:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 122 states have (on average 1.1885245901639345) internal successors, (145), 132 states have internal predecessors, (145), 17 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 7 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-23 03:31:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 179 transitions. [2021-11-23 03:31:34,072 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 179 transitions. Word has length 65 [2021-11-23 03:31:34,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:31:34,081 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 179 transitions. [2021-11-23 03:31:34,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:31:34,082 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2021-11-23 03:31:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 03:31:34,090 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:31:34,090 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:31:34,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:31:34,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:31:34,305 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:31:34,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:31:34,306 INFO L85 PathProgramCache]: Analyzing trace with hash -666566505, now seen corresponding path program 1 times [2021-11-23 03:31:34,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:31:34,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693906767] [2021-11-23 03:31:34,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:34,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:31:34,328 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:31:34,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [450071485] [2021-11-23 03:31:34,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:31:34,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:31:34,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:31:34,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:31:34,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c3403b-faf4-44f1-b1a5-6e363d24aad8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:31:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:31:34,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:31:34,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:31:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:31:34,871 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:31:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:31:35,069 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:31:35,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693906767] [2021-11-23 03:31:35,069 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:31:35,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450071485] [2021-11-23 03:31:35,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450071485] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:31:35,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1615168254] [2021-11-23 03:31:35,075 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2021-11-23 03:31:35,075 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:31:35,076 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:31:35,077 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:31:35,077 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:31:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:31:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,200 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:31:35,200 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 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-23 03:31:35,240 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 03:31:35,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-23 03:31:35,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:35,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:31:35,328 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:31:35,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-23 03:31:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:31:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-23 03:31:35,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-23 03:31:35,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:31:35,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-23 03:31:35,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:35,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 105 [2021-11-23 03:31:35,952 INFO L354 Elim1Store]: treesize reduction 130, result has 28.2 percent of original size [2021-11-23 03:31:35,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 117 treesize of output 150 [2021-11-23 03:31:36,004 INFO L354 Elim1Store]: treesize reduction 78, result has 17.0 percent of original size [2021-11-23 03:31:36,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 135 treesize of output 143 [2021-11-23 03:31:36,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-23 03:31:36,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:31:36,169 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 [2021-11-23 03:31:36,175 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 [2021-11-23 03:31:36,180 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 16 treesize of output 12 [2021-11-23 03:31:36,221 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 03:31:36,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 97 [2021-11-23 03:31:36,257 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:31:36,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 93 [2021-11-23 03:31:36,280 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:31:36,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 89 [2021-11-23 03:31:36,303 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 [2021-11-23 03:31:36,310 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 16 treesize of output 12 [2021-11-23 03:31:36,318 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 [2021-11-23 03:31:36,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 03:31:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 03:31:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 03:31:36,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-23 03:31:36,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-23 03:31:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:36,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 03:31:43,978 WARN L227 SmtUtils]: Spent 7.17s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:31:43,979 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 03:31:43,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2853 treesize of output 2330 [2021-11-23 03:31:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:31:55,773 WARN L227 SmtUtils]: Spent 11.75s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:31:55,774 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 03:31:55,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2954 treesize of output 2672 [2021-11-23 03:32:08,557 WARN L227 SmtUtils]: Spent 12.64s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:32:08,558 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 03:32:08,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2858 treesize of output 2688 [2021-11-23 03:32:09,725 INFO L354 Elim1Store]: treesize reduction 80, result has 20.8 percent of original size [2021-11-23 03:32:09,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 25956 treesize of output 25967 [2021-11-23 03:32:10,638 INFO L354 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2021-11-23 03:32:10,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 25955 treesize of output 25967 [2021-11-23 03:32:11,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:11,439 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 03:32:11,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:32:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:11,993 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:32:11,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-23 03:32:12,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:12,247 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 03:32:12,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:32:12,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:12,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:32:12,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:12,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:12,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-23 03:32:12,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:12,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:32:12,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:12,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:12,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-23 03:32:12,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:13,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:13,192 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-23 03:32:13,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-23 03:32:13,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:13,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:13,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:13,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:13,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:13,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2021-11-23 03:32:14,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:14,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:14,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:14,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:14,583 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-23 03:32:14,657 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:32:14,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3248 treesize of output 3016 [2021-11-23 03:32:14,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:14,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:15,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:15,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:15,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:15,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:15,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,366 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:32:15,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3148 treesize of output 2922 [2021-11-23 03:32:15,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:15,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:15,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:15,678 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-11-23 03:32:15,716 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 03:32:15,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3136 treesize of output 1 [2021-11-23 03:32:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:16,306 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-23 03:32:18,563 INFO L354 Elim1Store]: treesize reduction 387, result has 79.3 percent of original size [2021-11-23 03:32:18,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3269 treesize of output 4286 [2021-11-23 03:32:20,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:20,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:21,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:22,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:22,587 INFO L244 Elim1Store]: Index analysis took 134 ms [2021-11-23 03:32:24,615 INFO L354 Elim1Store]: treesize reduction 405, result has 78.0 percent of original size [2021-11-23 03:32:24,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3169 treesize of output 4142 [2021-11-23 03:32:26,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:26,332 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-11-23 03:32:26,935 INFO L354 Elim1Store]: treesize reduction 1588, result has 14.1 percent of original size [2021-11-23 03:32:26,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3157 treesize of output 2961 [2021-11-23 03:32:28,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:28,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:28,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:28,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:29,732 INFO L354 Elim1Store]: treesize reduction 3, result has 99.7 percent of original size [2021-11-23 03:32:29,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3248 treesize of output 3961 [2021-11-23 03:32:29,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:29,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:29,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:29,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:30,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:30,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:31,347 INFO L354 Elim1Store]: treesize reduction 3, result has 99.7 percent of original size [2021-11-23 03:32:31,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3148 treesize of output 3861 [2021-11-23 03:32:31,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:31,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:31,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:31,696 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-23 03:32:31,865 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-23 03:32:31,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3136 treesize of output 1 [2021-11-23 03:32:33,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:33,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:33,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:33,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:33,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3059 treesize of output 2695 [2021-11-23 03:32:34,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:34,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3171 treesize of output 2795 [2021-11-23 03:32:34,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:34,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3071 treesize of output 2701 [2021-11-23 03:32:35,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:35,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:35,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,310 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-23 03:32:35,327 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 03:32:35,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3080 treesize of output 2698 [2021-11-23 03:32:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,677 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-11-23 03:32:35,692 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 03:32:35,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3092 treesize of output 2704 [2021-11-23 03:32:35,782 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:35,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:35,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:35,986 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-11-23 03:32:36,007 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 03:32:36,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3192 treesize of output 2798 [2021-11-23 03:32:36,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,456 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:36,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:37,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:37,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:37,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:37,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3059 treesize of output 2695 [2021-11-23 03:32:37,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:37,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:38,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:38,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3171 treesize of output 2795 [2021-11-23 03:32:38,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:32:38,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:32:38,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:38,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3071 treesize of output 2701 [2021-11-23 03:32:41,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:41,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:32:41,715 INFO L244 Elim1Store]: Index analysis took 208 ms [2021-11-23 03:32:45,708 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 03:32:45,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 217273 treesize of output 216807 [2021-11-23 03:42:17,883 WARN L227 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 3174 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 03:44:03,882 WARN L227 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 1206 DAG size of output: 1206 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 03:44:11,465 WARN L227 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 1131 DAG size of output: 1133 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)